/*
 Joel Espinosa Longi
 j.longi@gmail.com
 https://github.com/jlongi/DescartesJS
 LGPL - http://www.gnu.org/licenses/lgpl.html
 2014-03-31
*/
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g.length;f<m;f++){k=g[f];r=!0;for(var l=0,q=k.length;l<q;l++)(c=k[l].regExp)?(k[l].ignoreAcents&&(e=b(e),c=b(c)),k[l].ignoreCaps&&(e=e.toLowerCase(),c=b(c).toLowerCase()),r=r&&!!e.match(c)):r=r=r&&d(k[l],e,h);if(r)return 1}return 0};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.getCreativeCommonsLicenseImage=function(){var a=new Image;a.src="data:image/png;base64,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";
return a};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=Math.floor,g,d,b,c,k,f,r,h,q,n,p,s,t;a.Color=function(a,f){this.b=this.g=this.r=0;this.a=1;this.evaluator=f;if(a){if(babel[a]&&("net"===babel[a]&&(a="rojo"),a=babel[a],this.r=parseInt("0x"+a.substring(1,3),16),this.g=parseInt("0x"+a.substring(3,5),16),this.b=parseInt("0x"+a.substring(5,7),16),this.colorStr=a,this.getColor=this.getColorString),6===a.length&&(this.r=parseInt("0x"+a.substring(0,2),16),this.g=parseInt("0x"+
a.substring(2,4),16),this.b=parseInt("0x"+a.substring(4,6),16),this.colorStr="#"+a,this.getColor=this.getColorString),8===a.length&&(this.r=parseInt("0x"+a.substring(2,4),16),this.g=parseInt("0x"+a.substring(4,6),16),this.b=parseInt("0x"+a.substring(6,8),16),this.a=1-parseInt("0x"+a.substring(0,2),16)/255,this.colorStr="rgba("+this.r+","+this.g+","+this.b+","+this.a+")",this.getColor=this.getColorString),"("===a[0]){d=[];b=this.splitComa(a.substring(1,a.length-1));for(var e=0,h=b.length;e<h;e++)c=
parseInt(b[e],16),b[e]!=c.toString(16)&&b[e]!=="0"+c.toString(16)?("["===b[e].charAt(0)&&"]"===b[e].charAt(b[e].length-1)&&(b[e]=b[e].substring(1,b[e].length-1)),d.push(this.evaluator.parser.parse(b[e]))):d.push(this.evaluator.parser.parse((c/255).toString()));this.rExpr=d[0];this.gExpr=d[1];this.bExpr=d[2];this.aExpr=d[3];this.getColor=this.getColorExpression}}else this.colorStr="rgba("+this.r+","+this.g+","+this.b+","+this.a+")",this.getColor=this.getColorString};a.Color.prototype.splitComa=function(a){k=
[];for(var b=h=r=f=0,c=a.length;b<c;b++)q=a.charAt(b),"("===q?f++:")"===q?f--:"["===q?r++:"]"===q?r--:","===q&&0===f&&0===r&&(k.push(a.substring(h,b)),h=b+1);k.push(a.substring(h));return k};a.Color.prototype.getColorString=function(){return this.colorStr};a.Color.prototype.getColorExpression=function(){g=this.evaluator;this.r=e(255*g.evalExpression(this.rExpr));this.g=e(255*g.evalExpression(this.gExpr));this.b=e(255*g.evalExpression(this.bExpr));this.a=1-g.evalExpression(this.aExpr);return"rgba("+
this.r+","+this.g+","+this.b+","+this.a+")"};a.Color.prototype.borderColor=function(){return 380>this.r+this.g+this.b?"#ffffff":"#000000"};a.RGBAToHexColor=function(b){b=b.substring(5,b.length-1).split(",");n=parseInt(b[0]).toString(16);p=parseInt(b[1]).toString(16);s=parseInt(b[2]).toString(16);t=(255-parseInt(255*parseFloat(b[3]))).toString(16);n=1==n.length?"0"+n:n;p=1==p.length?"0"+p:p;s=1==s.length?"0"+s:s;t=1==t.length?"0"+t:t;return new a.Color(t+n+p+s)};return a}(descartesJS||{}),descartesJS=
function(a){if(a.loadLib)return a;var e=document.head,g=document.createElement("meta");g.setAttribute("http-equiv","X-UA-Compatible");g.setAttribute("content","IE=edge,chrome=1");e.appendChild(g);g=document.createElement("meta");g.setAttribute("name","viewport");g.setAttribute("content","width=device-width, initial-scale=1.0, user-scalable=yes");e.appendChild(g);g=document.createElement("meta");g.setAttribute("name","apple-mobile-web-app-capable");g.setAttribute("content","yes");e.appendChild(g);
g=document.createElement("meta");g.setAttribute("name","apple-mobile-web-app-status-bar-style");g.setAttribute("content","black-translucent");e.appendChild(g);(e=document.getElementById("StyleDescartesApps2"))&&e.parentNode.removeChild(e);e=document.createElement("style");e.type="text/css";e.id="StyleDescartesApps2";e.setAttribute("rel","stylesheet");document.head.appendChild(e);e.innerHTML="div.DescartesCatcher{ background-color:rgba(255, 255, 255, 0); cursor:pointer; position:absolute; }\ndiv.DescartesAppContainer{ border:0px solid black; position:relative; overflow:hidden; top:0px; left:0px; }\ndiv.DescartesLoader{ background-color :#efefef; position:absolute; overflow:hidden; -box-shadow:0px 0px 0px #888; background-image:linear-gradient(bottom, #bbb 0%, #efefef 50%, #bbb 100%); background-image:-o-linear-gradient(bottom, #bbb 0%, #efefef 50%, #bbb 100%); background-image:-moz-linear-gradient(bottom, #bbb 0%, #efefef 50%, #bbb 100%); background-image:-webkit-linear-gradient(bottom, #bbb 0%, #efefef 50%, #bbb 100%); background-image:-ms-linear-gradient(bottom, #bbb 0%, #efefef 50%, #bbb 100%); top:0px; left:0px; }\ndiv.DescartesLoaderImage{ background-repeat:no-repeat; background-position:center; position:absolute; overflow:hidden; top:0px; left:0px; }\ncanvas.DescartesLoaderBar{ position:absolute; overflow:hidden; top:0px; left:0px; }\ncanvas.DescartesSpace2DCanvas, canvas.DescartesSpace3DCanvas, div.blocker{ position:absolute; overflow:hidden; left:0px; top:0px; }\ndiv.DescartesSpace2DContainer, div.DescartesSpace3DContainer{ position:absolute; overflow:hidden; line-height:0px; }\ncanvas.DescartesButton{ position:absolute; cursor:pointer; }\ndiv.DescartesButtonContainer{ position:absolute; }\ndiv.DescartesSpinnerContainer, div.DescartesTextFieldContainer, div.DescartesMenuContainer{ background:lightgray; position:absolute; overflow:hidden; }\ninput.DescartesSpinnerField, input.DescartesTextFieldField, input.DescartesMenuField, input.DescartesScrollbarField{ -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; font-family:Arial,Helvetica,'Droid Sans',Sans-serif; padding:0px; border:solid #666 1px; position:absolute; top:0px; }\nlabel.DescartesSpinnerLabel, label.DescartesMenuLabel, label.DescartesScrollbarLabel, label.DescartesTextFieldLabel{ font-family:Arial,Helvetica,'Droid Sans',Sans-serif; font-weight:normal; text-align:center; text-overflow:ellipsis; white-space:nowrap; overflow:hidden; background-color:#e0e4e8; position:absolute; left:0px; top:0px; }\ndiv.DescartesGraphicControl{ border-style:none; position:absolute; }\ndiv.DescartesTextAreaContainer{ position:absolute; overflow:hidden; background:#c0d0d8; }\nselect.DescartesMenuSelect{ font-family:Arial,Helvetica,'Droid Sans',Sans-serif; padding-top:0px; text-align:center; text-overflow:ellipsis; white-space:nowrap; overflow:hidden; background-color:white; position:absolute; left:0px; top:0px; }\ndiv.DescartesScrollbarContainer{ background:#eee; overflow:hidden; position:absolute; }\ndiv.DescartesEditorContainer{ font-family:Arial,Helvetica,'Droid Sans',Sans-serif; position:fixed; left:0px; top:0px; width:100%; height:100%; background-color:#2e2e2e; z-index:10001; }\ndiv.DescartesEditorTabContainer{ width:100%; height:100%; position:absolute; padding:0px;  }\n.DescartesTabs{ height: 37px; }\n.DescartesTabs > ul{ font-size:18px; list-style:none; padding:0 1px 1px; margin-left:4px; text-align:center; }\n.DescartesTabs > ul > li{ margin-right:1px; padding:8px 8px; float:left; color:#fff; -webkit-user-select:none; -moz-user-select:none; user-select:none; border-radius:7px 7px 0px 0px; background:#0C91EC; background:-moz-linear-gradient(top, #0C91EC 0%, #257AB6 100%); background:-webkit-gradient(linear, left top, left bottom, color-stop(0%,#0C91EC), color-stop(100%,#257AB6)); }\n.DescartesTabs > ul > li:hover{ background:#fff; background:-moz-linear-gradient(top, #FFFFFF 0%, #F3F3F3 10%, #F3F3F3 50%, #FFFFFF 100%); background:-webkit-gradient(linear, left top, left bottom, color-stop(0%,#FFFFFF), color-stop(10%,#F3F3F3), color-stop(50%,#F3F3F3), color-stop(100%,#FFFFFF)); cursor:pointer; color:#000; }\n.DescartesTabs > ul > li.tabActiveHeader{ background:#fff; background:-moz-linear-gradient(top, #FFFFFF 0%, #F3F3F3 10%, #F3F3F3 50%, #FFFFFF 100%); background:-webkit-gradient(linear, left top, left bottom, color-stop(0%,#FFFFFF), color-stop(10%,#F3F3F3), color-stop(50%,#F3F3F3), color-stop(100%,#FFFFFF)); cursor:pointer; color:#000; }\n.DescartesTabscontent{ position:absolute; left:5px; right:5px; top:55px; bottom:45px; overflow:y-scroll; padding:10px 10px 25px; background:#000; background:-moz-linear-gradient(top, #FFFFFF 0%, #FFFFFF 90%, #e4e9ed 100%); background:-webkit-gradient(linear, left top, left bottom, color-stop(0%,#FFFFFF), color-stop(90%,#FFFFFF), color-stop(100%,#e4e9ed)); margin:0px; color:#000; background-color:#000; }\ndiv.DescartesConfigPanel{ position:absolute; left:10px; right:10px; top:10px; bottom:10px; overflow:y-scroll; border:solid 1px #000; border-radius:5px; font-size:18px; padding:10px; line-height:1.5em; overflow:auto; }\ndiv.DescartesLeftPanelClass{ position:absolute; left:10px; top:10px; bottom:10px; width:200px; background-color:; border:1px solid black; overflow:auto; }\ndiv.DescartesLeftPanelClass li:nth-child(odd){ background-color:#6495ED; }\ndiv.DescartesLeftPanelClass li:nth-child(even){ background-color:#ED6495; }\ndiv.DescartesLeftPanelClass > div > ul{ list-style:none; background:#bbb; padding:5px; }\ndiv.DescartesLeftPanelClass > div > ul > li{ padding:5px; -webkit-user-select:none; -moz-user-select:none; user-select:none; cursor:pointer; white-space: nowrap; overflow: hidden; }\ndiv.DescartesRightPanelClass{ position:absolute; left:220px; right: 10px; top:10px; bottom:10px; background-color:; border:1px solid black; overflow:auto; }\ndiv.DescartesLabelAndElementContainer{ padding:4px 8px; margin:4px; display:inline-block; background-color:lightgray; border-radius:3px; }\ndiv.DescartesLabelAndElementContainer > select{ font-family:Monospace; font-size:18px; }\ndiv.DescartesLabelAndElementContainer > input{ font-family:Monospace; font-size:18px; }\ndiv.DescarteslistContainer{ font-family:Arial,Helvetica,Sans-serif; font-size:20px; position:absolute; left:5px; right:5px; top:45px; bottom:45px; border-radius:5px; background-color:#DDD; overflow:auto; }\ndiv.DescarteslistContainer > ul{ margin:5px; padding:5px; padding-bottom:15px; list-style:none; }\ndiv.DescarteslistContainer > ul > li{ padding:7px; margin:1px; }\ndiv.DescarteslistContainer li:nth-child(odd){ background-color:#BBB; }\ndiv.DescarteslistContainer li:nth-child(even){ background-color:#999; }\ndiv.DescartesExtraInfo{ padding: 12px; }\nspan.DescartesSpanName{ background-color:lightblue; margin:5px; }\nspan.DescartesSpanValue{ background-color:#333; color:white; margin:0px; padding:5px; border-radius:3px; line-height:1.75em; }\nspan.DescartesSpanValue br{ display: none; }\nspan.DescartesSpanValue * { display: inline }\n.DescartesToolbarPlace{ -webkit-box-sizing:border-box; -moz-box-sizing:border-box; box-sizing:border-box; text-align:center; border-radius:4px 4px 4px 4px;  position:absolute; left:5px; right:5px; top:0px; height:40px; min-width:290px; background: #ccc; padding:4px; }\n.DescartesButtonsPlace{ -webkit-box-sizing:border-box; -moz-box-sizing:border-box; box-sizing:border-box; text-align:center; border-radius:4px 4px 4px 4px;  position:absolute; left:5px; right:5px; bottom:0px; height:40px; min-width:290px; background: #ccc; padding:4px; }\ndiv.DescartesAddPanel{ position:absolute; top:10px; left:10px; width:350px; background-color:white; }\ndiv.DescarteslistContainer li.DescartesElementSelected{ border:1px solid black; background-color:#D66; }\ninput.DescartesEditorButton{ cursor:pointer; width:110px; height:30px; padding:5px 25px; margin:0px 2px; background:#257AB6; border:1px solid #fff; border-radius:7px; box-shadow: inset 0px 1px 0px #3e9cbf, 0px 2px 0px 0px #205c73, 0px 4px 5px #999; color:#fff; font-size:1em; }\ninput.DescartesEditorButton:hover, input.DescartesEditorButton:focus{ background-color:#0C91EC; box-shadow:0 0 1px rgba(0,0,0, .75); }\n";
return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=Math.sin,g=Math.floor,d=Math.random,b=Math.round,c=Math.abs,k=String.fromCharCode,f,r,h,q,n,p,s,t,m,u;a.Krypto=function(a){this.key=(a||0).toString()};a.Krypto.prototype.getKey=function(a){f=[];for(var b=0;256>b;b++)f[b]=k(this.alfanum(g(c(7.5*(e(1*b-a)+e(1.4*b+a)+e(0.6*b-a)+e(2.2*b+a))))));return f.join("")};a.Krypto.prototype.encode=function(a){r=g(31*d());this.key=this.getKey(r);q=k(this.alfanum(r));return q+this.encripta(a)};
a.Krypto.prototype.decode=function(a){r=this.numalfa(a.charCodeAt(0));this.key=this.getKey(r);return this.desencripta(a.substring(1))};a.Krypto.prototype.encripta=function(a){return this.bytesToString(this.encriptaAux(this.stringToBytes(a)))};a.Krypto.prototype.encriptaAux=function(a){if(null==a||null==this.key)return null;p=Array(3*a.length);for(var c=0,f=a.length;c<f;c++)m=256*g(a[c]+128)+b(255*d())+65536*b(255*d()),u=g((m<<this.shift(c))/256),p[3*c]=this.alfanum(u%32),p[3*c+1]=this.alfanum(u/32%
32),p[3*c+2]=this.alfanum(u/1024%32);return p};a.Krypto.prototype.desencripta=function(a){return this.bytesToString(this.desencriptaAux(this.stringToBytes(a)))};a.Krypto.prototype.desencriptaAux=function(a){if(null==a||null==this.key)return null;s=Array(a.length/3);for(var b=0,c=s.length;b<c;b++)u=this.numalfa(a[3*b])+32*this.numalfa(a[3*b+1])+1024*this.numalfa(a[3*b+2]),m=g(256*u>>this.shift(b)),t=g(m/256)%256-128,0>t&&(t+=256),s[b]=t;return s};a.Krypto.prototype.alfanum=function(a){a=g(a);return 10>
a?48+a:87+a};a.Krypto.prototype.numalfa=function(a){return 58>a?a-48:a-87};a.Krypto.prototype.stringToBytes=function(a){q=Array(a.length);for(var b=0,c=a.length;b<c;b++)q[b]=a.charCodeAt(b);return q};a.Krypto.prototype.bytesToString=function(a){for(var b=0,c=a.length;b<c;b++)a[b]=k(a[b]);return a.join("")};a.Krypto.prototype.shift=function(a){h=this.key.charCodeAt(a%this.key.length);q=this.numalfa(h);n=g(q/2%8);0==n&&(n=4);return n};a.Krypto.prototype.parseByte=function(a){a=parseInt(a);a=0>a?0:a;
return 255<a?255:a};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;window.requestAnimationFrame=window.requestAnimationFrame||window.mozRequestAnimationFrame||window.webkitRequestAnimationFrame||window.msRequestAnimationFrame;window.cancelAnimationFrame=window.cancelAnimationFrame||window.mozCancelAnimationFrame;a.Animation=function(e,g){this.parent=e;var d=e.evaluator,b=d.parser,c=new a.Auxiliary(e);this.start=null;this.delay=g.delay?b.parse(g.delay):b.parse("60");this.loop=
g.loop?g.loop:!1;this.auto=void 0==g.auto?!0:g.auto;this.controls=g.controls;this.init=c.splitInstructions(b,g.init);this.doExpr=c.splitInstructions(b,g.doExpr);g.whileExpr&&(this.whileExpr=b.parse(g.whileExpr));var k=this,f,r,h=k.doExpr.length;this.animationExec=function(){for(r=0;r<h;r++)d.evalExpression(k.doExpr[r]);k.parent.update();k.playing&&(0<d.evalExpression(k.whileExpr)||k.loop)?(f=d.evalExpression(k.delay),window.requestAnimationFrame||(k.timer=setTimeout(k.animationExec,10>f?10:f))):(k.stop(),
k.parent.update())};this.playing=!1;this.auto&&this.play()};a.Animation.prototype.play=function(){var a=this;this.playing?this.stop():(this.reinit(),this.playing=!0,delay=this.parent.evaluator.evalExpression(this.delay),this.timer=window.requestAnimationFrame?requestAnimationFrame(function(g){a.step(g)}):setTimeout(this.animationExec,10>delay?10:delay))};a.Animation.prototype.stop=function(){this.playing=!1;window.requestAnimationFrame?window.cancelAnimationFrame(this.timer):clearInterval(this.timer)};
a.Animation.prototype.reinit=function(){for(var a=0,g=this.init.length;a<g;a++)this.parent.evaluator.evalExpression(this.init[a])};a.Animation.prototype.step=function(a){var g=this;null===g.start&&(g.start=a);delay=g.parent.evaluator.evalExpression(g.delay);delay=10>delay?10:delay;a-g.start>delay&&(g.animationExec(),g.start=null);g.playing&&(g.timer=requestAnimationFrame(function(a){g.step(a)}))};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.Action=function(a,g){this.parent=
a;this.evaluator=this.parent.evaluator};a.Action.prototype.execute=function(){};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.Message=function(e,g){a.Action.call(this,e,g);this.parameter=(g||"").replace(/\\n/g,"\n").replace(/&squot;/g,"'")};a.extend(a.Message,a.Action);a.Message.prototype.execute=function(){alert(this.parameter)};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.Calculate=function(e,g){a.Action.call(this,e,g);var d=this.evaluator,
b=d.parser;g=(g||"").replace(/&squot;/g,"'");g=g.replace(/;/g,"\\n");g=g.split("\\n")||[""];for(var c=[],k,f=0,r=g.length;f<r;f++)(k=b.parse(g[f],!0))&&c.push(k);r=c.length;this.execute=function(){for(f=0;f<r;f++)d.evalExpression(c[f])}};a.extend(a.Calculate,a.Action);return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.OpenURL=function(e,g){a.Action.call(this,e,g);this.parameter=g;this.target="_blank";var d=this.parameter.indexOf("target");-1!=d&&(this.target=this.parameter.substring(d),
this.target=this.target.substring(this.target.indexOf("=")+1),this.parameter=this.parameter.substring(0,d-1));"javascript"==this.parameter.substring(0,10)?(this.parameter=this.parameter.substring(11).replace(/&squot;/g,"'"),this.actionExec=function(){eval(this.parameter)}):("http://"!=this.parameter.substring(0,7)&&(this.parameter=window.location.href.substring(0,window.location.href.lastIndexOf("/")+1)+this.parameter),this.actionExec=function(){window.open(this.parameter,this.target)})};a.extend(a.OpenURL,
a.Action);a.OpenURL.prototype.execute=function(){this.actionExec()};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.OpenScene=function(e,g){a.Action.call(this,e,g);this.parameter=g;this.target="_blank";var d=this.parameter.indexOf("target");-1!=d&&(this.target=this.parameter.substring(d),this.target=this.target.substring(this.target.indexOf("=")+1),this.parameter=this.parameter.substring(0,d-1));"_blank"!==this.target&&"_parent"!==this.target&&"_self"!==this.target&&"_top"!==
this.target?this.actionExec=function(){window.parent.postMessage({type:"changeTarget",name:this.target,value:this.parameter},"*")}:"javascript"==this.parameter.substring(0,10)?(this.parameter=this.parameter.substring(11).replace(/&squot;/g,"'"),this.actionExec=function(){eval(this.parameter)}):("http://"!=this.parameter.substring(0,7)&&(this.parameter=window.location.href.substring(0,window.location.href.lastIndexOf("/")+1)+this.parameter),this.actionExec=function(){window.open(this.parameter,this.target,
"width="+this.parent.width+",height="+this.parent.height+",left="+(window.screen.width-this.parent.width)/2+", top="+(window.screen.height-this.parent.height)/2+"location=0,menubar=0,scrollbars=0,status=0,titlebar=0,toolbar=0")})};a.extend(a.OpenScene,a.Action);a.OpenScene.prototype.execute=function(){this.actionExec()};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.About=function(e,g){a.Action.call(this,e,g);g||(this.urlAbout=window.location.href.substring(0,window.location.href.lastIndexOf("/")+
1)+g)};a.extend(a.About,a.Action);a.About.prototype.execute=function(){console.log("about");if(this.urlAbout)var a=window.open(this.urlAbout,"_blank","width=800px,height=600px,location=no,menubar=no,scrollbars=yes");else a=window.open("about:blank","_blank","width=800px,height=600px,location=no,menubar=no,scrollbars=yes"),a.document.write("<hmtl><head><title>Cr\u00e9ditos</title></head><body><h1>Aqu\u00ed van los cr\u00e9ditos</h1></body></html>")};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;
a.Config=function(e,g){a.Action.call(this,e,g)};a.extend(a.Config,a.Action);a.Config.prototype.execute=function(){this.parent.editor?this.parent.editor.show():window.open("about:blank","_blank","width=800px,height=600px,location=no,menubar=no,scrollbars=yes").document.write("<xmp style='width:100%; height:100%;'><script type='text/javascript' src='http://arquimedes.matem.unam.mx/Descartes5/lib/descartes-min.js'>\x3c/script>\n"+this.parent.applet.outerHTML.replace(/<applet/g,"<ajs").replace(/<\/applet/g,
"</ajs")+"</xmp>")};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.Init=function(e,g){a.Action.call(this,e,g)};a.extend(a.Init,a.Action);a.Init.prototype.execute=function(){this.parent.init()};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.Clear=function(e,g){a.Action.call(this,e,g)};a.extend(a.Clear,a.Action);a.Clear.prototype.execute=function(){this.parent.clear()};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.Animate=
function(e,g){a.Action.call(this,e,g)};a.extend(a.Animate,a.Action);a.Animate.prototype.execute=function(){this.parent.play()};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.InitAnimation=function(e,g){a.Action.call(this,e,g)};a.extend(a.InitAnimation,a.Action);a.InitAnimation.prototype.execute=function(){this.parent.reinitAnimation()};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=/[\w\.\-//]*(\.ogg|\.oga|\.mp3|\.wav|\.OGG|\.OGA\.MP3|\.WAV)/g;
a.PlayAudio=function(g,d){a.Action.call(this,g,d);d&&d.match(e)?this.filenameExpr=this.evaluator.parser.parse("'"+d.match(e)+"'"):this.filenameExpr=this.evaluator.parser.parse(d)};a.extend(a.PlayAudio,a.Action);a.PlayAudio.prototype.execute=function(){var a=this.theAudio=this.parent.getAudio(this.evaluator.evalExpression(this.filenameExpr));a.paused?a.play():(a.pause(),a.currentTime=0)};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.Auxiliary=function(a,b){this.parent=
a;this.evaluator=this.parent.evaluator;this.expresion=this.id="";this.evaluate="onlyOnce";this.local="";for(var c in b)b.hasOwnProperty(c)&&(this[c]=b[c])};a.Auxiliary.prototype.firstRun=function(){};a.Auxiliary.prototype.update=function(){};var e,g;a.Auxiliary.prototype.splitInstructions=function(a,b){g=[];b=b?b.split(";"):[""];for(var c=0,k=b.length;c<k;c++)(e=a.parse(b[c],!0))&&g.push(e);return g};a.Auxiliary.prototype.getPrivateVariables=function(a,b){g=[];b=b?b.split(/;|,/):[""];for(var c=0,
k=b.length;c<k;c++)(e=a.parse(b[c],!0))&&g.push(e);c=0;for(k=g.length;c<k;c++)g[c]="asign"===g[c].type?g[c].childs[0].value:"identifier"===g[c].type?g[c].value:"";return g};a.Auxiliary.prototype.parseExpressions=function(a){this.init=this.splitInstructions(a,this.init);this.privateVars=this.getPrivateVariables(a,this.local);this.doExpr=this.splitInstructions(a,this.doExpr);this.whileExpr=a.parse(this.whileExpr)};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.Variable=function(e,
g){a.Auxiliary.call(this,e,g);var d=this.evaluator.parser;this.expresionString=this.expresion;(this.expresion=d.parse(this.expresionString))&&d.setVariable(this.id,this.expresion);this.editable&&(this.registerTextField(),this.parent.editableRegionVisible=!0)};a.extend(a.Variable,a.Auxiliary);a.Variable.prototype.registerTextField=function(){var a=document.createElement("div"),g=document.createElement("label");g.appendChild(document.createTextNode("___"+this.id+"=___"));var d=document.createElement("input");
d.value=this.expresionString;d.disabled=!this.editable;a.appendChild(g);a.appendChild(d);var b=this,c=b.evaluator.parser;d.onkeydown=function(a){13==a.keyCode&&(b.expresion=c.parse(this.value),c.setVariable(b.id,b.expresion),b.parent.update())};this.parent.editableRegion.textFields.push({container:a,type:"div"})};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.Constant=function(e,g){a.Auxiliary.call(this,e,g);this.expresion=this.evaluator.parser.parse(this.expresion);this.update()};
a.extend(a.Constant,a.Auxiliary);a.Constant.prototype.update=function(){this.evaluator.setVariable(this.id,this.evaluator.evalExpression(this.expresion))};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d;a.Vector=function(b,c){e=b.evaluator;g=e.parser;this.size=g.parse("3");a.Auxiliary.call(this,b,c);this.expresion=this.expresion.split(";");this.parseFile=g.parse(this.file);this.update()};a.extend(a.Vector,a.Auxiliary);a.Vector.prototype.update=function(){var b=this.expresion;
e=this.evaluator;g=e.parser;this.oldFile=this.file;if(d=e.evalExpression(this.parseFile))this.file=d;var c;if(this.file){c=(vectorElement=document.getElementById(this.file))&&"descartes/vectorFile"==vectorElement.type?vectorElement.text:a.openExternalFile(this.file);if(null!=c){c=c.replace(/\r/g,"").split("\n");for(var k=[],f=0,r=c.length;f<r;f++)""!=c[f]&&k.push(c[f]);c=k}null==c||1==c.length&&""==c[0]?this.size=0:(b=c,this.size=null);null===this.size&&(this.size=g.parse(b.length+""))}c=[];f=0;for(r=
b.length;f<r;f++)(k=g.parse(b[f],!0))&&"asign"!=k.type&&(k=g.parse(this.id+"["+f+"]="+b[f],!0)),c.push(k);b=[];f=0;for(r=e.evalExpression(this.size);f<r;f++)b.push(0);e.vectors[this.id]=b;e.setVariable(this.id+".long",e.evalExpression(this.size));f=0;for(r=c.length;f<r;f++)e.evalExpression(c[f])};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.Matrix=function(e,g){var d=e.evaluator,b=d.parser;this.rows=b.parse("3");this.columns=b.parse("3");a.Auxiliary.call(this,e,g);this.expresion=
this.splitInstructions(b,this.expresion);var b=d.evalExpression(this.rows),c=d.evalExpression(this.columns),k=[];k.type="matrix";for(var f,r=0;r<c;r++){f=[];for(var h=0,q=b;h<q;h++)f.push(0);k[r]=f}d.matrices[this.id]=k;this.update()};a.extend(a.Matrix,a.Auxiliary);a.Matrix.prototype.update=function(){var a=this.evaluator,g=a.evalExpression(this.rows),d=a.evalExpression(this.columns);a.setVariable(this.id+".filas",g);a.setVariable(this.id+".columnas",d);var b=a.matrices[this.id];b.rows=g;b.cols=d;
g=0;for(d=this.expresion.length;g<d;g++)a.evalExpression(this.expresion[g])};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.Function=function(e,g){a.Auxiliary.call(this,e,g);var d=this.evaluator,b=d.parser,c=this.id.indexOf("(");this.name=this.id.substring(0,c);this.params=this.id.substring(c+1,this.id.indexOf(")"));this.domain=this.range?b.parse(this.range):b.parse("1");this.params=""==this.params?[]:this.params.split(",");this.numberOfParams=this.params.length;this.algorithm||
(this.whileExpr=this.doExpr=this.init="");this.parseExpressions(b);this.expresion=b.parse(this.expresion);var k=this;this.functionExec=function(){this.iterations=0;if(k.numberOfParams<=arguments.length){for(var b=[],c=0,e=k.privateVars.length;c<e;c++)b.push(d.getVariable(k.privateVars[c])),d.setVariable(k.privateVars[c],0);for(var g=[],c=0,e=k.params.length;c<e;c++)g[c]=d.getVariable(k.params[c])||0,d.setVariable(k.params[c],arguments[c]);c=0;for(e=k.init.length;c<e;c++)d.evalExpression(k.init[c]);
do{c=0;for(e=k.doExpr.length;c<e;c++)d.evalExpression(k.doExpr[c]);if(1E5<++this.iterations)return console.log("se ha excedido el l\u00edmite de 100000 repeticiones en la funci\u00f3n",this.id),0}while(0<d.evalExpression(k.whileExpr));var n=d.evalExpression(k.expresion);a.rangeOK=d.evalExpression(k.domain);c=0;for(e=k.params.length;c<e;c++)d.setVariable(k.params[c],g[c]);c=0;for(e=k.privateVars.length;c<e;c++)d.setVariable(k.privateVars[c],b[c]);return n}return 0};d.setFunction(this.name,this.functionExec)};
a.extend(a.Function,a.Auxiliary);return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.Algorithm=function(e,g){a.Auxiliary.call(this,e,g);var d=this.evaluator;this.parseExpressions(d.parser);this.algorithmExec=function(){for(var a=this.iterations=0,c=this.init.length;a<c;a++)d.evalExpression(this.init[a]);do{a=0;for(c=this.doExpr.length;a<c;a++)d.evalExpression(this.doExpr[a]);if(1E5<++this.iterations)return console.log("se ha excedido el l\u00edmite de 100000 repeticiones en el algoritmo",
this.id),0}while(0<d.evalExpression(this.whileExpr))}};a.extend(a.Algorithm,a.Auxiliary);a.Algorithm.prototype.update=function(){this.algorithmExec();"onlyOnce"===this.evaluate&&(this.update=function(){})};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.Event=function(e,g){a.Auxiliary.call(this,e,g);var d=this.evaluator;this.condition=d.parser.parse(this.condition);this.lastEvaluation=!1;this.action=this.parent.lessonParser.parseAction(this);"onlyOnce"==this.execution&&
(this.eventExec=function(){0<d.evalExpression(this.condition)&&!this.lastEvaluation&&(this.lastEvaluation=!0,this.action.execute())});"alternate"==this.execution&&(this.eventExec=function(){var a=0<d.evalExpression(this.condition);3==this.parent.version?a!=this.lastEvaluation&&(this.action.execute(),this.lastEvaluation=a?!0:!1):a&&!this.lastEvaluation?(this.action.execute(),this.lastEvaluation=!0):!a&&this.lastEvaluation&&(this.lastEvaluation=!1)});"always"==this.execution&&(this.eventExec=function(){0<
d.evalExpression(this.condition)&&this.action.execute()})};a.extend(a.Event,a.Auxiliary);a.Event.prototype.update=function(){this.eventExec()};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d,b,c;a.Graphic=function(b,c){this.parent=b;this.evaluator=b.evaluator;var d=this.evaluator.parser;this.spaceID="";this.background=!1;this.type="";this.drawif=d.parse("1");this.abs_coord=!1;this.color=new a.Color("blue");2!==this.parent.version&&(this.color=new a.Color("20303a"),
this.parent.arquimedes&&(this.color=new a.Color("black")));this.trace="";this.expresion=d.parse("(0,0)");this.family="";this.family_interval=d.parse("[0,1]");this.family_steps=d.parse("8");this.editable=!1;this.font=5<=this.parent.version?"Monospaced,PLAIN,15":"Monospaced,PLAIN,12";this.fixed=!0;this.text="";this.decimals=d.parse("2");for(var e in c)c.hasOwnProperty(e)&&(this[e]=c[e]);this.space=this.getSpace();this.canvas=this.background?this.space.backgroundCanvas:this.space.canvas;this.ctx=this.canvas.getContext("2d");
this.trace&&(this.traceCtx=this.space.backgroundCanvas.getContext("2d"));this.font=a.convertFont(this.font);this.fontSize=(this.fontSize=this.font.match(/([\d\.]+)px/))?parseFloat(this.fontSize[1]):10};a.Graphic.prototype.getSpace=function(){for(var a=this.parent.spaces,b,c=0,d=a.length;c<d;c++)if(b=a[c],b.id==this.spaceID)return b;return a[0]};a.Graphic.prototype.getFamilyValues=function(){e=this.evaluator;g=e.evalExpression(this.family_interval);this.familyInf=g[0][0];this.familySup=g[0][1];this.fSteps=
Math.round(e.evalExpression(this.family_steps));this.family_sep=0<this.fSteps?(this.familySup-this.familyInf)/this.fSteps:0};a.Graphic.prototype.drawFamilyAux=function(a,b,c){e=this.evaluator;this.getFamilyValues();d=e.getVariable(this.family);if(0<=this.fSteps)for(var h=0,g=this.fSteps;h<=g;h++)e.setVariable(this.family,this.familyInf+h*this.family_sep),0<e.evalExpression(this.drawif)&&(this.update(),this.drawAux(a,b,c));e.setVariable("_Text_H_",0);e.setVariable(this.family,d)};a.Graphic.prototype.draw=
function(a,b){""!=this.family?this.drawFamilyAux(this.ctx,a,b):0<this.evaluator.evalExpression(this.drawif)&&(this.update(),this.drawAux(this.ctx,a,b))};a.Graphic.prototype.drawTrace=function(a,b){""!=this.family?this.drawFamilyAux(this.traceCtx,a,b):0<this.evaluator.evalExpression(this.drawif)&&(this.update(),this.drawAux(this.traceCtx,a,b))};a.Graphic.prototype.drawText=function(a,f,d,h,g,n,p,s,t,m,u){if("rtfNode"===f.type)a.fillStyle=g.getColor(),a.strokeStyle=g.getColor(),a.textBaseline="alphabetic",
f.draw(a,d,h,t,m,p,u,g.getColor());else for("simpleText"===f.type&&(f=f.toString(t,m).split("\\n")),d+=n.match("Arial")?-2:n.match("Times")?-2:0,e=this.evaluator,a.fillStyle=g.getColor(),a.font=n,a.textAlign=p,a.textBaseline=s,this.border&&(a.strokeStyle=this.border.getColor(),a.lineWidth=3),c=1.2*this.fontSize||0,g=0,n=f.length;g<n;g++)b=f[g],this.border&&(a.lineJoin="round",a.strokeText(b,d,h+c*g)),a.fillText(b,d,h+c*g)};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.SimpleText=
function(a,b){this.text=b=b.replace("&#x2013","\u2013").replace(/\&squot;/g,"'");this.textElements=[];this.textElementsMacros=[];this.parent=a;this.evaluator=a.evaluator;this.type="simpleText";for(var c="'",e=0,f=0,g=-1,h,q;e<b.length;)h=b.charAt(e),q=b.charAt(e-1),"["===h&&"\\"===q?(this.textElements.push(b.substring(f,e-1)+"["),this.textElementsMacros.push("'"+b.substring(f,e-1)+"['"),f=e+1):"]"===h&&"\\"===q?(this.textElements.push(b.substring(f,e-1)+"]"),this.textElementsMacros.push("'"+b.substring(f,
e-1)+"]'"),f=e+1):"["===h&&-1===g?(this.textElements.push(b.substring(f,e)),this.textElementsMacros.push("'"+b.substring(f,e)+"'"),f=e,g++):"["===h?g++:"]"===h&&0===g?(this.textElements.push(this.evaluator.parser.parse(b.substring(f,e+1))),this.textElementsMacros.push("["+b.substring(f,e+1)+"]"),f=e+1,g--):("]"==b.charAt(e)&&(g=0>g?g:g-1),c+=b.charAt(e)),e++;this.textElements.push(b.substring(f,e));this.textElementsMacros.push("'"+b.substring(f,e)+"'")};var e,g;a.SimpleText.prototype.toString=function(d,
b){e="";for(var c=0,k=this.textElements.length;c<k;c++)"string"===typeof this.textElements[c]?e+=this.textElements[c]:(g=this.evaluator.evalExpression(this.textElements[c])[0][0],""!==g&&("string"===typeof g?e+=g:(g=parseFloat(g),g=b?g.toFixed(d):a.removeNeedlessDecimals(g.toFixed(d)),e+=g.toString().replace(".",this.parent.decimal_symbol))));return e};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d,b,c,k,f,r,h,q,n,p,s,t,m,u,l,v,w,y,C,B,D,F,A,z,H;a.Equation=function(b,
c){this.width=b.evaluator.parser.parse("1");this.fillM=this.fillP="";a.Graphic.call(this,b,c);this.generateStroke();this.parseExpression();(this.visible=2===this.parent.version&&void 0==this.visible?!0:this.visible)&&this.registerTextField();p=new a.R2;s=new a.R2;t=new a.R2;l=new a.R2;m=new a.R2};a.extend(a.Equation,a.Graphic);a.Equation.prototype.parseExpression=function(){if("compOperator"===this.expresion.type){var b=this.expresion.childs[0],c=this.expresion.childs[1];"identifier"!=b.type||"y"!=
b.value||c.contains("y")?"identifier"!=c.type||"y"!=c.value||b.contains("y")?"identifier"!=b.type||"x"!=b.value||c.contains("x")?"identifier"!=c.type||"x"!=c.value||b.contains("x")||(this.of_y=!0,this.funExpr=c,this.drawAux=this.drawAuxFun):(this.funExpr=c,this.of_y=!0,this.drawAux=this.drawAuxFun):(this.funExpr=b,this.of_y=!1,this.drawAux=this.drawAuxFun):(this.funExpr=c,this.of_y=!1,this.drawAux=this.drawAuxFun)}this.newt=new a.R2Newton(this.evaluator,this.expresion)};a.Equation.prototype.generateStroke=
function(){this.auxCanvas=document.createElement("canvas");this.oldWwidth=parseInt(this.evaluator.evalExpression(this.width));this.width_2=parseInt(this.oldWwidth/2)||1;this.auxCanvas.setAttribute("width",this.oldWwidth);this.auxCanvas.setAttribute("height",this.oldWwidth);this.auxCtx=this.auxCanvas.getContext("2d");this.auxCtx.fillStyle=this.color.getColor();this.auxCtx.fillRect(0,0,this.oldWwidth,this.oldWwidth)};var G;a.Equation.prototype.update=function(){G=parseInt(this.evaluator.evalExpression(this.width));
G!==this.oldWwidth&&this.generateStroke()};a.Equation.prototype.draw=function(){""!=this.family?this.drawFamilyAux(this.ctx,this.fill,this.color):(this.update(),this.drawAux(this.ctx,this.fill,this.color))};a.Equation.prototype.drawFamilyAux=function(a,b,c){g=this.evaluator;this.getFamilyValues();tempParam=g.getVariable(this.family);if(0<=this.fSteps)for(var f=0,d=this.fSteps;f<=d;f++)g.setVariable(this.family,this.familyInf+f*this.family_sep),this.update(),this.drawAux(a,b,c);g.setVariable(this.family,
tempParam)};a.Equation.prototype.drawTrace=function(){this.uber.drawTrace.call(this,this.fill,this.trace)};a.Equation.prototype.drawAux=function(I,L,x){I.lineWidth=1;g=this.evaluator;d=g.parser;b=this.space;c=g.evalExpression(this.width);I.fillStyle=x.getColor();I.translate(-parseInt(c/2),-parseInt(c/2));k=d.getVariable("x");f=d.getVariable("y");r=b.w;h=b.h;q=r/9;3>q&&(q=3);n=h/7;3>n&&(n=3);e=[];p.set(0,0);s.set(0,0);t.set(0,0);for(H=parseInt(n/2);H<h;H+=n)for(z=parseInt(q/2);z<r;z+=q)if(this.abs_coord?
(l.set(z,H),u=this.newt.findZero(l),g.setVariable("x",u.x),g.setVariable("y",u.y),m.set(u.x,u.y)):(l.set(b.getRelativeX(z),b.getRelativeY(H)),u=this.newt.findZero(l),g.setVariable("x",u.x),g.setVariable("y",u.y),m.set(b.getAbsoluteX(u.x),b.getAbsoluteY(u.y))),v=m.ix(),w=m.iy(),!(0>v||v>=r||0>w||w>=h||e[v+w*b.w])&&(e[v+w*b.w]=!0,a.rangeOK&&g.evalExpression(this.drawif)&&I.drawImage(this.auxCanvas,v,w),p.x=u.x,p.y=u.y,s.x=u.x,s.y=u.y,y=this.newt.getUnitNormal(),0!=y.x||0!=y.y))for(y.rotL90(),t.x=y.x,
t.y=y.y,B=C=0,D=!1;2>B;){D&&(t.x=-y.x,t.y=-y.y,u.x=p.x,u.y=p.y,s.x=u.x,s.y=u.y,this.abs_coord?m.set(u.x,u.y):m.set(b.getAbsoluteX(u.x),b.getAbsoluteY(u.y)),v=m.ix(),w=m.iy(),D=!1,C=0);this.abs_coord?(u.x+=t.x,u.y+=t.y):(u.x+=t.x/b.scale,u.y+=t.y/b.scale);u=this.newt.findZero(u);g.setVariable("x",u.x);g.setVariable("y",u.y);t.x=u.x-s.x;t.y=u.y-s.y;t.normalize();if(0==t.x&&0==t.y)break;s.x=u.x;s.y=u.y;this.abs_coord?m.set(u.x,u.y):m.set(b.getAbsoluteX(u.x),b.getAbsoluteY(u.y));F=parseInt(m.ix());A=
parseInt(m.iy());if(F!=v||A!=w)if(L=v,x=w,v=F,w=A,0<=v&&v<r&&0<=w&&w<h){C=0;var J=e[v+w*b.w];e[v+w*b.w]=!0;for(var E=1;8>E;E++){var G=L+Math.round((v-L)*E/8),N=x+Math.round((w-x)*E/8);0<=G&&G<r&&0<=N&&N<h&&(e[G+N*b.w]=!0)}a.rangeOK&&g.evalExpression(this.drawif)&&I.drawImage(this.auxCanvas,v,w);if(J)break}else D=!0,B++;else 4<++C&&(D=!0,B++)}I.setTransform(1,0,0,1,0,0)};a.Equation.prototype.X=function(a,b,c){c||(b=this.space.w/2+this.space.Ox+this.space.scale*b);b<-a&&(b=-a);b>this.space.w+a&&(b=
this.space.w+a);return b};a.Equation.prototype.Y=function(a,b,c){c||(b=this.space.h/2+this.space.Oy-this.space.scale*b);b<-a&&(b=-a);b>this.space.h+a&&(b=this.space.h+a);return b};a.Equation.prototype.XX=function(a,b,c){return Math.round(this.X(a,b,c))};a.Equation.prototype.YY=function(a,b,c){return Math.round(this.Y(a,b,c))};a.Equation.prototype.extrapolate=function(b,c,f,d,e,h){for(var g=this.evaluator.getVariable(c),k=h/2,r=0;1E-12<Math.abs(k);){var m=this.evaluator.getVariable(c),n=this.evaluator.getVariable(c)+
k;this.evaluator.setVariable(c,n);var q=!0,l=e;e=this.evaluator.evalExpression(this.funExpr);this.evaluator.setVariable(f,e);if(0<this.evaluator.evalExpression(b)){var p=new a.R2(Math.min(l,e),Math.max(l,e)),s=0,s=0<h?this.Singularity(Math.abs(k),c,d,m,l,n,e,p):this.Singularity(Math.abs(k),c,d,n,e,m,l,p);0<s&&(q=!1)}else q=!1;q?r+=k:this.evaluator.setVariable(c,m);k/=2}this.evaluator.setVariable(c,g);return new a.R2(r/Math.abs(h),e)};a.Equation.prototype.extrapolateOnSingularity=function(b,c,f,d,
e,h){d=this.evaluator.getVariable(c);for(var g=h/2,k=0,r=e;1E-12<Math.abs(g);){this.evaluator.setVariable(this.evaluator.getVariable(c)+g);var m=!0;0<this.evaluator.evalExpression(b)?(r=this.evaluator.evalExpression(this.funExpr),this.evaluator.setVariable(f,r),0>=this.evaluator.evalExpression(b)&&(m=!1)):m=!1;m?k+=g:this.evaluator.setVariable(this.evaluator.getVariable(c)-g);g/=2}if(0==k)for(g=h/2,k=h,r=e;1E-12<Math.abs(g);)this.evaluator.setVariable(this.evaluator.getVariable(c)-g),m=!0,0<this.evaluator.evalExpression(b)?
r=this.evaluator.evalExpression(this.funExpr):m=!1,m?k+=-g:this.evaluator.setVariable(this.evaluator.getVariable(c)+g),g/=2;this.evaluator.setVariable(d);return new a.R2(k/Math.abs(h),r)};a.Equation.prototype.Singularity=function(a,b,c,f,d,e,h,g){if(f>=e)return 2;var k=this.evaluator.getVariable(b),r=0;if(1E-12>Math.abs(e-f)||1E-8>Math.abs(e-f)&&Math.abs(h-d)>Math.abs(a))return this.evaluator.setVariable(b,k),1;var m=(f+e)/2;this.evaluator.setVariable(b,m);var n=this.evaluator.evalExpression(this.funExpr);
if(Math.abs(h-d)>a){this.evaluator.setVariable(b,f-1E-6);var q=this.evaluator.evalExpression(this.funExpr),q=(d-q)/1E-6;this.evaluator.setVariable(b,e+1E-6);var l=(this.evaluator.evalExpression(this.funExpr)-h)/1E-6,p=(h-d)/(e-f);if((10>Math.abs(l)||10>Math.abs(q))&&(0<=l&&0<=q||0>=l&&0>=q)&&8*Math.abs(l)<Math.abs(p))return this.evaluator.setVariable(b,k),2}g.x<=n&&n<=g.y||(this.evaluator.setVariable(b,m),g.x=Math.min(d,n),g.y=Math.max(d,n),f=this.Singularity(a/2,b,c,f,d,m,n,g),this.evaluator.setVariable(b,
e),g.x=Math.min(h,n),g.y=Math.max(h,n),a=this.Singularity(a/2,b,c,m,n,e,h,g),r=Math.max(f,a));this.evaluator.setVariable(b,k);return r};a.Equation.prototype.drawAuxFun=function(b,c,d){k=this.evaluator.parser.getVariable("x");f=this.evaluator.parser.getVariable("y");a.rangeOK=1;c="x";d="y";this.of_y&&(c="y",d="x");var e=this.drawif,h=this.evaluator.evalExpression(this.width),g=!1,r=new a.R2(this.space.w/2+this.space.Ox,this.space.h/2+this.space.Oy),r=this.of_y?r.ix():r.iy(),m=0,n=0,q=0,l=1/this.space.scale,
p=l*(this.of_y?-this.space.h+(this.space.h/2+this.space.Oy):-(this.space.w/2+this.space.Ox)),m=0;this.abs_coord&&(p=0,l=1);for(var s=this.of_y?this.space.h:this.space.w;n<s;){var u=!0,v=0;this.evaluator.setVariable(c,p);var t=this.evaluator.evalExpression(this.funExpr);if(isNaN(t))u=!1;else{this.evaluator.setVariable(d,t);if(0<this.evaluator.evalExpression(this.drawif)&&a.rangeOK){if(g){var v=Math.min(m,t),w=Math.max(m,t),w=new a.R2(v,w),v=this.Singularity(l,c,0,p-l,m,p,t,w);0===v?(m<=t?(m=w.x,t=
w.y):(t=w.x,m=w.y),v=this.of_y?this.XX(h,m,this.abs_coord):this.YY(h,m,this.abs_coord),m=this.abs_coord?Math.round(t):this.of_y?this.XX(h,t,this.abs_coord):this.YY(h,t,this.abs_coord),this.fillM&&m>r&&(b.lineWidth=1,b.strokeStyle=this.fillM.getColor(),b.beginPath(),this.of_y?(b.moveTo(r+1,this.space.h-n+0.5),b.lineTo(m,this.space.h-n+0.5)):(b.moveTo(n+0.5,r+1),b.lineTo(n+0.5,m)),b.stroke()),this.fillP&&m<r&&(b.lineWidth=1,b.strokeStyle=this.fillP.getColor(),b.beginPath(),this.of_y?(b.moveTo(r-1,this.space.h-
n+0.5),b.lineTo(m,this.space.h-n+0.5)):(b.moveTo(n+0.5,r-1),b.lineTo(n+0.5,m)),b.stroke()),b.lineWidth=h,b.strokeStyle=this.color.getColor(),b.beginPath(),this.of_y?(b.moveTo(v+0.5,this.space.h-q),b.lineTo(m+0.5,this.space.h-n)):(b.moveTo(q+0.5,v),b.lineTo(n+0.5,m)),b.stroke()):(1===v&&(this.evaluator.setVariable(c,p-l),q=this.extrapolate(e,c,d,0,m,l),this.YY(h,q.y,this.abs_coord),this.evaluator.setVariable(c,p),q=this.extrapolate(e,c,d,0,t,-l),this.YY(h,q.y,this.abs_coord)),this.YY(h,t,this.abs_coord))}else q=
this.extrapolateOnSingularity(e,c,d,0,t,-l),this.YY(h,q.y,this.abs_coord),this.YY(h,t,this.abs_coord);m=t}else u=!1;g&&!u&&(this.evaluator.setVariable(c,p-l),this.evaluator.setVariable(d,m),q=this.extrapolate(e,c,d,0,m,l),this.YY(h,q.y,this.abs_coord),this.evaluator.setVariable(c,p))}g=u;p+=l;q=n++}this.evaluator.parser.setVariable("x",k);this.evaluator.parser.setVariable("y",f)};a.Equation.prototype.registerTextField=function(){var a=document.createElement("input");a.value=this.expresionString;a.disabled=
!this.editable;var b=this;a.onkeydown=function(a){13==a.keyCode&&(b.expresion=b.evaluator.parser.parse(this.value),b.parseExpression(),b.parent.update())};this.parent.editableRegion.textFields.push(a)};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=Math.round;a.Curve=function(b,c){this.parameter="t";this.parameter_interval=b.evaluator.parser.parse("[0,1]");this.parameter_steps=b.evaluator.parser.parse("8");this.width=b.evaluator.parser.parse("1");this.fill="";a.Graphic.call(this,
b,c);(this.visible=2==this.parent.version&&void 0==this.visible?!0:!1)&&this.registerTextField()};a.extend(a.Curve,a.Graphic);var g,d,b,c,k,f,r,h,q,n,p;a.Curve.prototype.update=function(){g=this.evaluator;d=g.evalExpression(this.parameter_interval);this.paraInf=d[0][0];this.paraSup=d[0][1];this.pSteps=g.evalExpression(this.parameter_steps);this.paraSep=0<this.pSteps?Math.abs(this.paraSup-this.paraInf)/this.pSteps:0};a.Curve.prototype.draw=function(){this.uber.draw.call(this,this.fill,this.color)};
a.Curve.prototype.drawTrace=function(){this.uber.drawTrace.call(this,this.fill,this.trace)};a.Curve.prototype.drawAux=function(d,t,m){g=this.evaluator;b=this.space;c=e(g.evalExpression(this.width));d.lineWidth=0<c?c:1E-6;d.lineCap="round";d.lineJoin="round";d.strokeStyle=m.getColor();k=g.getVariable(this.parameter);d.beginPath();g.setVariable(this.parameter,this.paraInf);f=g.evalExpression(this.expresion);this.exprX=this.abs_coord?e(f[0][0]):e(b.getAbsoluteX(f[0][0]));this.exprY=this.abs_coord?e(f[0][1]):
e(b.getAbsoluteY(f[0][1]));this.rotateExp&&(r=a.degToRad(g.evalExpression(this.rotateExp)),h=Math.cos(r),q=Math.sin(r),n=this.exprX*h-this.exprY*q,p=this.exprX*q+this.exprY*h,this.exprX=n,this.exprY=p);d.moveTo(this.exprX+0.5,this.exprY+0.5);for(m=1;m<=this.pSteps;m++)g.setVariable(this.parameter,this.paraInf+m*this.paraSep),f=g.evalExpression(this.expresion),this.exprX=this.abs_coord?e(f[0][0]):e(b.getAbsoluteX(f[0][0])),this.exprY=this.abs_coord?e(f[0][1]):e(b.getAbsoluteY(f[0][1])),this.rotateExp&&
(n=this.exprX*h-this.exprY*q,p=this.exprX*q+this.exprY*h,this.exprX=n,this.exprY=p),d.lineTo(this.exprX+0.5,this.exprY+0.5);this.fill&&(d.fillStyle=t.getColor(),d.fill());d.stroke();g.setVariable(this.parameter,k)};a.Curve.prototype.registerTextField=function(){var a=document.createElement("input");a.value=this.expresionString;a.disabled=!this.editable;var b=this;a.onkeydown=function(a){13==a.keyCode&&(b.expresion=b.evaluator.parser.parse(this.value),b.parent.update())};this.parent.editableRegion.textFields.push(a)};
return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=2*Math.PI,g=Math.round,d,b,c,k,f,r,h,q,n,p,s,t,m,u;a.Sequence=function(b,c){this.size=b.evaluator.parser.parse("2");this.range=b.evaluator.parser.parse("[1, 100]");a.Graphic.call(this,b,c)};a.extend(a.Sequence,a.Graphic);a.Sequence.prototype.update=function(){d=this.evaluator;c=d.evalExpression(this.expresion);this.exprX=c[0][0];this.exprY=c[0][1];this.rotateExp&&(k=a.degToRad(d.evalExpression(this.rotateExp)),f=Math.cos(k),
r=Math.sin(k),h=this.exprX*f-this.exprY*r,q=this.exprX*r+this.exprY*f,this.exprX=h,this.exprY=q);s=d.evalExpression(this.range);this.rangeInf=s[0][0];this.rangeMax=s[0][1]};a.Sequence.prototype.draw=function(){this.uber.draw.call(this,this.color,this.color)};a.Sequence.prototype.drawTrace=function(){this.uber.drawTrace.call(this,this.trace,this.trace)};a.Sequence.prototype.drawAux=function(a,f){d=this.evaluator;b=this.space;m=t=Math.ceil(d.evalExpression(this.size)-0.4);a.fillStyle=f.getColor();a.beginPath();
this.rangeInf>this.rangeMax&&(u=this.rangeInf,this.rangeInf=this.rangeMax,this.rangeMax=u);for(var h=d.getVariable("n"),k=this.rangeInf,r=this.rangeMax;k<=r;k++)d.setVariable("n",k),c=d.evalExpression(this.expresion),this.exprX=c[0][0],this.exprY=c[0][1],n=this.abs_coord?g(this.exprX):g(b.getAbsoluteX(this.exprX)),p=this.abs_coord?g(this.exprY):g(b.getAbsoluteY(this.exprY)),a.beginPath(),a.arc(n,p,t,0,e,!0),a.fill();a.fill();this.text!=[""]&&this.uber.drawText.call(this,a,this.text,n+m,p-m,this.color,
this.font,"start","alphabetic",d.evalExpression(this.decimals),this.fixed,!0);d.setVariable("n",h)};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=2*Math.PI,g=Math.round,d,b,c,k,f,r,h,q,n,p,s,t;a.Point=function(b,c){this.size=b.evaluator.parser.parse("2");a.Graphic.call(this,b,c)};a.extend(a.Point,a.Graphic);a.Point.prototype.update=function(){d=this.evaluator;c=d.evalExpression(this.expresion);this.exprX=c[0][0];this.exprY=c[0][1];this.rotateExp&&(k=a.degToRad(d.evalExpression(this.rotateExp)),
f=Math.cos(k),r=Math.sin(k),h=this.exprX*f-this.exprY*r,q=this.exprX*r+this.exprY*f,this.exprX=h,this.exprY=q)};a.Point.prototype.draw=function(){this.uber.draw.call(this,this.color,this.color)};a.Point.prototype.drawTrace=function(){this.uber.drawTrace.call(this,this.trace,this.trace)};a.Point.prototype.drawAux=function(a,c){d=this.evaluator;b=this.space;s=g(d.evalExpression(this.size));t=s+1;a.fillStyle=c.getColor();n=this.abs_coord?g(this.exprX):g(b.getAbsoluteX(this.exprX));p=this.abs_coord?g(this.exprY):
g(b.getAbsoluteY(this.exprY));a.beginPath();a.arc(n,p,s,0,e,!0);a.fill();this.text!=[""]&&this.uber.drawText.call(this,a,this.text,n+t+1,p-t,this.color,this.font,"start","alphabetic",d.evalExpression(this.decimals),this.fixed,!0)};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=Math.round,g=2*Math.PI,d,b,c,k,f,r,h,q,n,p,s,t,m,u,l,v,w,y;a.Segment=function(b,c){this.width=b.evaluator.parser.parse("1");this.size=b.evaluator.parser.parse("2");a.Graphic.call(this,b,c)};a.extend(a.Segment,
a.Graphic);a.Segment.prototype.update=function(){d=this.evaluator;c=d.evalExpression(this.expresion);this.endPoints=[];for(var b=0,e=c.length;b<e;b++)this.endPoints[b]={x:c[b][0],y:c[b][1]};if(this.rotateExp)for(k=a.degToRad(d.evalExpression(this.rotateExp)),f=Math.cos(k),r=Math.sin(k),b=0,e=this.endPoints.length;b<e;b++)h=this.endPoints[b].x*f-this.endPoints[b].y*r,q=this.endPoints[b].x*r+this.endPoints[b].y*f,this.endPoints[b].x=h,this.endPoints[b].y=q};a.Segment.prototype.draw=function(){this.uber.draw.call(this,
this.color,this.color)};a.Segment.prototype.drawTrace=function(){this.uber.drawTrace.call(this,this.trace,this.trace)};a.Segment.prototype.drawAux=function(a,c,f){d=this.evaluator;b=this.space;n=e(d.evalExpression(this.width));a.lineWidth=0<n?n:1E-6;m=d.evalExpression(this.size);0>m&&(m=0);a.fillStyle=c.getColor();a.strokeStyle=f.getColor();a.lineCap="round";p=10+a.lineWidth;u=0==a.lineWidth%2?0:0.5;this.abs_coord?(l=e(this.endPoints[0].x),v=e(this.endPoints[0].y),w=e(this.endPoints[1].x),y=e(this.endPoints[1].y)):
(l=e(b.getAbsoluteX(this.endPoints[0].x)),v=e(b.getAbsoluteY(this.endPoints[0].y)),w=e(b.getAbsoluteX(this.endPoints[1].x)),y=e(b.getAbsoluteY(this.endPoints[1].y)));a.beginPath();a.moveTo(l+u,v+u);a.lineTo(w+u,y+u);a.stroke();a.beginPath();a.arc(l,v,m,0,g,!0);a.arc(w,y,m,0,g,!0);a.fill();this.text!=[""]&&(s=parseInt((l+w)/2)-3,t=parseInt((v+y)/2)+3,this.uber.drawText.call(this,a,this.text,s+p,t-p,this.color,this.font,"start","alphabetic",d.evalExpression(this.decimals),this.fixed,!0))};return a}(descartesJS||
{}),descartesJS=function(a){if(a.loadLib)return a;var e=Math.floor,g=Math.round,d,b,c,k,f,r,h,q,n,p,s,t,m,u,l,v,w,y;a.Arrow=function(b,c){this.width=b.evaluator.parser.parse("5");this.size=b.evaluator.parser.parse("2");this.spear=b.evaluator.parser.parse("8");this.arrow=new a.Color("ee0022");a.Graphic.call(this,b,c)};a.extend(a.Arrow,a.Graphic);a.Arrow.prototype.update=function(){d=this.evaluator;b=d.evalExpression(this.expresion);this.endPoints=[];for(var e=0,g=b.length;e<g;e++)this.endPoints[e]=
{x:b[e][0],y:b[e][1]};if(this.rotateExp)for(c=a.degToRad(d.evalExpression(this.rotateExp)),k=Math.cos(c),f=Math.sin(c),e=0,g=this.endPoints.length;e<g;e++)r=this.endPoints[e].x*k-this.endPoints[e].y*f,h=this.endPoints[e].x*f+this.endPoints[e].y*k,this.endPoints[e].x=r,this.endPoints[e].y=h};a.Arrow.prototype.draw=function(){this.uber.draw.call(this,this.arrow,this.color)};a.Arrow.prototype.drawTrace=function(){this.uber.drawTrace.call(this,this.arrow,this.trace)};a.Arrow.prototype.drawAux=function(b,
c,f){d=this.evaluator;q=this.space;d.evalExpression(this.size);s=d.evalExpression(this.width);0>s&&(s=0);t=Math.ceil(s/2);m=q.scale;this.vect=new a.Vector2D(this.endPoints[1].x-this.endPoints[0].x,this.endPoints[1].y-this.endPoints[0].y);u=this.vect.vectorLength();this.angle=this.vect.angleBetweenVectors(a.Vector2D.AXIS_X);b.fillStyle=c.getColor();b.strokeStyle=f.getColor();b.lineWidth=2;this.abs_coord?(l=g(this.endPoints[0].x),v=g(this.endPoints[0].y),w=g(this.endPoints[1].x),y=g(this.endPoints[1].y)):
(l=g(q.getAbsoluteX(this.endPoints[0].x)),v=g(q.getAbsoluteY(this.endPoints[0].y)),w=g(q.getAbsoluteX(this.endPoints[1].x)),y=g(q.getAbsoluteY(this.endPoints[1].y)));c=d.evalExpression(this.spear);0>c&&(c=0);b.save();b.translate(l,v,u);this.abs_coord?0<=this.vect.x&&0<=this.vect.y||0>=this.vect.x&&0<=this.vect.y?b.rotate(this.angle):b.rotate(-this.angle):(u*=m,0<=this.vect.x&&0<=this.vect.y||0>=this.vect.x&&0<=this.vect.y?b.rotate(-this.angle):b.rotate(this.angle));b.beginPath();b.moveTo(-t,e(-t));
b.lineTo(e(u-c-s),e(-t));b.lineTo(e(u-2*c),e(-c-t));b.lineTo(e(u),0);b.lineTo(e(u-2*c),e(c+t));b.lineTo(e(u-c-s),e(t));b.lineTo(-t,e(t));b.closePath();b.stroke();b.fill();b.restore();this.text!=[""]&&(n=parseInt((l+w)/2)-3,p=parseInt((v+y)/2)+3,this.uber.drawText.call(this,b,this.text,n,p,f,this.font,"start","alphabetic",d.evalExpression(this.decimals),this.fixed,!0))};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=Math.round,g,d,b,c,k,f,r,h,q,n,p,s;a.Polygon=function(b,
c){this.width=b.evaluator.parser.parse("1");this.fill="";a.Graphic.call(this,b,c);this.endPoints=[]};a.extend(a.Polygon,a.Graphic);a.Polygon.prototype.update=function(){g=this.evaluator;b=g.evalExpression(this.expresion);for(var d=0,e=b.length;d<e;d++)this.endPoints[d]={x:b[d][0],y:b[d][1]};if(this.rotateExp)for(c=a.degToRad(g.evalExpression(this.rotateExp)),k=Math.cos(c),f=Math.sin(c),d=0,e=this.endPoints.length;d<e;d++)r=this.endPoints[d].x*k-this.endPoints[d].y*f,h=this.endPoints[d].x*f+this.endPoints[d].y*
k,this.endPoints[d].x=r,this.endPoints[d].y=h};a.Polygon.prototype.draw=function(){this.uber.draw.call(this,this.fill,this.color)};a.Polygon.prototype.drawTrace=function(){this.uber.drawTrace.call(this,this.trace,this.trace)};a.Polygon.prototype.drawAux=function(a,b,c){g=this.evaluator;d=this.space;q=e(g.evalExpression(this.width));a.lineWidth=0<q?q:1E-6;a.strokeStyle=c.getColor();a.lineCap="round";a.lineJoin="round";n=0<q?0.5:0;p=this.abs_coord?e(this.endPoints[0].x):e(d.getAbsoluteX(this.endPoints[0].x));
s=this.abs_coord?e(this.endPoints[0].y):e(d.getAbsoluteY(this.endPoints[0].y));a.beginPath();a.moveTo(p+n,s+n);c=1;for(var f=this.endPoints.length;c<f;c++)p=this.abs_coord?e(this.endPoints[c].x):e(d.getAbsoluteX(this.endPoints[c].x)),s=this.abs_coord?e(this.endPoints[c].y):e(d.getAbsoluteY(this.endPoints[c].y)),a.lineTo(p+n,s+n);this.fill&&(a.fillStyle=b.getColor(),a.fill());a.stroke()};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=Math.round,g,d,b,c,k,f,r,h,q,n,p,
s,t,m,u,l,v,w,y,C,B;a.Arc=function(b,c){this.width=b.evaluator.parser.parse("1");this.fill="";this.center=b.evaluator.parser.parse("(0,0)");this.radius=b.evaluator.parser.parse("1");this.init="0";this.end="90";a.Graphic.call(this,b,c);this.init.match(/^_\(/)&&(this.initFlag=!0,this.init=this.init.substring(1));this.end.match(/^_\(/)&&(this.endFlag=!0,this.end=this.end.substring(1));this.initExpr=b.evaluator.parser.parse(this.init);this.endExpr=b.evaluator.parser.parse(this.end)};a.extend(a.Arc,a.Graphic);
a.Arc.prototype.update=function(){g=this.evaluator;d=g.evalExpression(this.center);this.exprX=d[0][0];this.exprY=d[0][1];b=0;this.rotateExp&&(b=a.degToRad(g.evalExpression(this.rotateExp)),c=Math.cos(b),k=Math.sin(b),f=this.exprX*c-this.exprY*k,r=this.exprX*k+this.exprY*c,this.exprX=f,this.exprY=r);var e=g.evalExpression(this.initExpr),l=g.evalExpression(this.endExpr);"(expr)"==this.initExpr.type&&"(expr)"==this.endExpr.type||"[expr]"==this.initExpr.type&&"[expr]"==this.endExpr.type||"(expr)"==this.initExpr.type&&
"[expr]"==this.endExpr.type||"[expr]"==this.initExpr.type&&"(expr)"==this.endExpr.type?(h=e[0][0],q=e[0][1],n=l[0][0],p=l[0][1],this.vectors?this.abs_coord&&(q=-q,p=-p):this.abs_coord?(h-=this.exprX,q=-q+this.exprY,n-=this.exprX,p=-p+this.exprY):(h-=this.exprX,q-=this.exprY,n-=this.exprX,p-=this.exprY),s=0==h?0>q?-Math.PI/2:Math.PI/2:Math.acos(1*h/Math.sqrt(h*h+q*q)),t=0==n?0>p?-Math.PI/2:Math.PI/2:Math.acos(1*n/Math.sqrt(n*n+p*p)),s+=b,t+=b,0<h&&0<q&&this.abs_coord&&(s=2*Math.PI-s),0<h&&0>q&&!this.abs_coord&&
(s=2*Math.PI-s),0>h&&0>q&&!this.abs_coord&&(s=2*Math.PI-s),0>h&&0<q&&this.abs_coord&&(s=2*Math.PI-s),0<n&&0<p&&this.abs_coord&&(t=2*Math.PI-t),0<n&&0>p&&!this.abs_coord&&(t=2*Math.PI-t),0>n&&0>p&&!this.abs_coord&&(t=2*Math.PI-t),0>n&&0<p&&this.abs_coord&&(t=2*Math.PI-t),m=Math.min(s,t),u=Math.max(s,t),s=m,t=u,t-s>Math.PI&&this.abs_coord&&(s=u,t=m),t-s<=Math.PI&&!this.abs_coord&&(s=u,t=m),this.iniAng=s,this.endAng=t,this.drawPoints=!0):(this.iniAng=a.degToRad(e)+b,this.endAng=a.degToRad(l)+b,this.drawAngle=
!0)};a.Arc.prototype.draw=function(){this.uber.draw.call(this,this.fill,this.color)};a.Arc.prototype.drawTrace=function(){this.uber.drawTrace.call(this,this.fill,this.trace)};a.Arc.prototype.drawAux=function(a,b,c){g=this.evaluator;l=this.space;y=g.evalExpression(this.radius);0>y&&(y=0);B=e(g.evalExpression(this.width));a.lineWidth=0<B?B:1E-6;a.lineCap="round";a.strokeStyle=c.getColor();this.drawAngle?(this.abs_coord?(v=e(this.exprX),w=e(this.exprY)):(v=e(l.getAbsoluteX(this.exprX)),w=e(l.getAbsoluteY(this.exprY)),
y*=l.scale,this.iniAng=-this.iniAng,this.endAng=-this.endAng),this.iniAng>this.endAng&&(C=this.iniAng,this.iniAng=this.endAng,this.endAng=C)):this.drawPoints&&(this.abs_coord?(v=e(this.exprX),w=e(this.exprY)):(v=e(l.getAbsoluteX(this.exprX)),w=e(l.getAbsoluteY(this.exprY)),y*=l.scale,this.iniAng=-this.iniAng,this.endAng=-this.endAng));this.fill&&(a.fillStyle=b.getColor(),a.beginPath(),a.moveTo(v,w),a.arc(v,w,y,this.iniAng,this.endAng,void 0),a.fill());a.beginPath();a.arc(v,w,y,this.iniAng,this.endAng,
void 0);a.stroke();this.text!=[""]&&this.uber.drawText.call(this,a,this.text,v+4,w-2,this.color,this.font,"start","alphabetic",g.evalExpression(this.decimals),this.fixed,!0)};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d,b,c,k,f,r,h,q,n,p,s,t,m,u,l,v;a.Text=function(b,c){this.width=b.evaluator.parser.parse("0");a.Graphic.call(this,b,c);this.align||(this.align="start");this.ascent=this.fontSize-Math.ceil(this.fontSize/7)-(this.font.match("Courier")?3:0);this.abs_coord=
!0};a.extend(a.Text,a.Graphic);a.Text.prototype.update=function(){e=this.evaluator;g=e.evalExpression(this.expresion);this.exprX=g[0][0];this.exprY=g[0][1];this.rotateExp&&(d=a.degToRad(e.evalExpression(this.rotateExp)),b=Math.cos(d),c=Math.sin(d),k=this.exprX*b-this.exprY*c,f=this.exprX*c+this.exprY*b,this.exprX=k,this.exprY=f)};a.Text.prototype.draw=function(){this.uber.draw.call(this,this.color)};a.Text.prototype.drawTrace=function(){this.uber.drawTrace.call(this,this.color)};a.Text.prototype.drawAux=
function(a,b){v=this.evaluator.evalExpression(this.decimals);"rtfNode"===this.text.type?(n=this.text,this.ascent=0):n=this.splitText(this.text.toString(v,this.fixed).split("\\n"));this.text!=[""]&&this.uber.drawText.call(this,a,n,parseInt(this.exprX)+5,parseInt(this.exprY)+this.ascent,b,this.font,this.align,"alphabetic",v,this.fixed)};a.Text.prototype.splitText=function(a){e=this.evaluator;r=e.evalExpression(this.width);n=[];this.ctx.font=this.font;if(20<=r&&"undefined"!=a.type){for(var b=0,c=a.length;b<
c;b++)h=a[b],q=this.ctx.measureText(h).width,q>r?n=n.concat(this.splitWords(h,r)):n.push(h);p=Math.floor(1.2*this.fontSize)*n.length;e.setVariable("_Text_H_",p);return n}e.setVariable("_Text_H_",0);e.setVariable("_Text_W_",1E3);return a};a.Text.prototype.splitWords=function(a,b){s=a;t=[];m="";l=0;for(var c,f=0,d=a.length;f<d;f++)u=s.charAt(f)," "===u&&(lastIndexOfWhite=f),m+=u,Math.round(this.ctx.measureText(m).width)>b&&(c=a.substring(l,f+1)," "!==u&&(-1===c.indexOf(" ")?(lastIndexOfWhite=f,f--):
f=lastIndexOfWhite),t.push(a.substring(l,lastIndexOfWhite)),m="",l=f+1);t.push(a.substring(l));return t};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=Math.round,g,d,b,c,k,f,r,h,q,n,p,s,t,m;a.Image=function(b,c){this.file="";this.inirot=b.evaluator.parser.parse("0");a.Graphic.call(this,b,c);this.img=new Image;this.scaleY=this.scaleX=1;this.update()};a.extend(a.Image,a.Graphic);a.Image.prototype.update=function(){g=this.evaluator;d=g.evalExpression(this.expresion);
this.exprX=d[0][0];this.exprY=d[0][1];this.rotateExp&&(b=a.degToRad(g.evalExpression(this.rotateExp)),c=Math.cos(b),k=Math.sin(b),f=this.exprX*c-this.exprY*k,r=this.exprX*k+this.exprY*c,this.exprX=f,this.exprY=r);4==d[0].length&&(this.centered=!0,this.scaleX=d[0][2],0==this.scaleX&&(this.scaleX=1E-5),this.scaleY=d[0][3],0==this.scaleY&&(this.scaleY=1E-5));d[1]&&2==d[1].length&&(this.centered=!0,this.scaleX=d[1][0],0==this.scaleX&&(this.scaleX=1E-5),this.scaleY=d[1][1],0==this.scaleY&&(this.scaleY=
1E-5));if((h=g.evalExpression(this.file))||""==h)this.img=this.parent.getImage(h)};a.Image.prototype.draw=function(){this.uber.draw.call(this)};a.Image.prototype.drawTrace=function(){this.uber.drawTrace.call(this)};a.Image.prototype.drawAux=function(b){g=this.evaluator;q=this.space;this.img&&this.img.ready&&this.img.complete&&(n=this.centered?0:this.img.width/2,p=this.centered?0:this.img.height/2,s=this.abs_coord?e(this.exprX):e(q.getAbsoluteX(this.exprX)),t=this.abs_coord?e(this.exprY):e(q.getAbsoluteY(this.exprY)),
m=a.degToRad(-g.evalExpression(this.inirot)),b.translate(s+n,t+p),b.rotate(m),b.scale(this.scaleX,this.scaleY),this.opacity&&(b.globalAlpha=g.evalExpression(this.opacity)),b.drawImage(this.img,-this.img.width/2,-this.img.height/2),b.setTransform(1,0,0,1,0,0),b.globalAlpha=1)};return a}(descartesJS||{}),descartesJS=function(a){function e(a,b,c){r=4*(b+c*a.width);return{r:a.data[r],g:a.data[r+1],b:a.data[r+2],a:a.data[r+3]}}if(a.loadLib)return a;var g,d,b,c,k,f,r;a.Fill=function(b,c){a.Graphic.call(this,
b,c)};a.extend(a.Fill,a.Graphic);a.Fill.prototype.update=function(){g=this.evaluator.evalExpression(this.expresion);this.exprX=g[0][0];this.exprY=g[0][1]};a.Fill.prototype.draw=function(){this.uber.draw.call(this,this.color,this.color)};a.Fill.prototype.drawTrace=function(){};a.Fill.prototype.drawAux=function(a,g){g.getColor();imageData=this.ctx.getImageData(0,0,this.space.w,this.space.h);this.abs_coord?(d=parseInt(this.exprX),b=parseInt(this.exprY)):(d=parseInt(this.space.getAbsoluteX(this.exprX)),
b=parseInt(this.space.getAbsoluteY(this.exprY)));if(!(0>d||0>b||d>=this.space.w||b>=this.space.h)){c=[{x:d,y:b}];for(f=e(imageData,d,b);0<c.length;){k=c.pop();d=k.x;b=k.y;var n=e(imageData,d,b);if(f.r===n.r&&f.g===n.g&&f.b===n.b&&f.a===n.a){var n=imageData,p=g;r=4*(d+b*n.width);n.data[r+0]=p.r;n.data[r+1]=p.g;n.data[r+2]=p.b;n.data[r+3]=255-p.a;0<d&&c.push({x:d-1,y:b});d<imageData.width-1&&c.push({x:d+1,y:b});c.push({x:d,y:b-1});c.push({x:d,y:b+1})}}this.ctx.putImageData(imageData,0,0)}};return a}(descartesJS||
{}),descartesJS=function(a,e){if(a.loadLib)return a;var g=/[\w\.\-//]*(\.png|\.jpg|\.gif|\.svg)/gi,d;a.Macro=function(b,c){this.hasExpresion=!1;this.inirot=b.evaluator.parser.parse("0");this.inipos=b.evaluator.parser.parse("(0,0)");a.Graphic.call(this,b,c);for(var d in c)"expresion"==d&&(this.hasExpresion=!0),c.hasOwnProperty(d)&&(this[d]=c[d]);this.graphics=[];d=b.lessonParser;var f=new a.Tokenizer;if(this.hasExpresion){"'"!==this.expresion.charAt(0)&&(this.expresion="'"+this.expresion+"'");this.expresion=
this.evaluator.parser.parse(this.expresion);var r=this.evaluator.evalExpression(this.expresion),h;r&&((h=document.getElementById(r))&&"descartes/macro"==h.type?h=h.text:(h=a.openExternalFile(r))&&!h.match(/tipo_de_macro/g)&&(h=null));var q,n;if(h){n=h.replace(/&aacute;/g,"\u00e1").replace(/&eacute;/g,"\u00e9").replace(/&iacute;/g,"\u00ed").replace(/&oacute;/g,"\u00f3").replace(/&uacute;/g,"\u00fa").replace(/&Aacute;/g,"\u00c1").replace(/&Eacute;/g,"\u00c9").replace(/&Iacute;/g,"\u00cd").replace(/&Oacute;/g,
"\u00d3").replace(/&Uacute;/g,"\u00da").replace(/&ntilde;/g,"\u00f1").replace(/&Ntilde;/g,"\u00d1").replace(/\&gt;/g,">").replace(/\&lt;/g,"<").replace(/\&amp;/g,"&").replace(/\r/g,"").split("\n");h=[];for(var r=0,p=n.length;r<p;r++)if(q=n[r].indexOf("="),-1!==q){q=d.split(n[r]);for(var s=0,t=q.length;s<t;s++)q[s]&&1<q.length&&("id"!==e[q[s][0]]&&"type"!==e[q[s][0]]||h.push(q))}for(var m,u,r=0,p=h.length;r<p;r++)for(t=(s=h[r]||[])&&s[0]&&"id"===s[0][0],n=0,q=s.length;n<q;n++)if(m=s[n][0].indexOf("."),
-1===m||t?m=e[s[n][0]]:(m=e[s[n][0].substring(m+1)],s[n][0]=this.name+"."+s[n][0]),!("font"===m||("fill"===m||"color"===m||"arrow"===m)&&"("!==s[n][1].charAt(0)||"file"===m&&s[n][1].match(g)||"id"!==m&&void 0!==e[s[n][1]]))if("text"==m)if(s[n][1].match(/\{\\rtf1/)){m=s[n][1];var l=this;u=function(a,b){for(var c=f.tokenize(b.replace(/\&squot;/g,"'")),d=0,e=c.length;d<e;d++)"identifier"!=c[d].type||"-rnd-pi-e-sqr-ra\u00edz-sqrt-exp-log-log10-abs-ent-sgn-ind-sen-sin-cos-tan-cot-sec-csc-senh-sinh-cosh-tanh-coth-sech-csch-asen-asin-acos-atan-min-max-_Num_-_Trace_-_Stop_Audios_-esCorrecto-escorrecto-_GetValues_-_GetMatrix_-_Save_-_Open_-_SaveState_-_OpenState_-_AnchoDeCadena_-_Rojo_-_Verde_-_Azul_-".match("-"+
c[d].value+"-")||(c[d].value=l.name+"."+c[d].value);return(a.match(/^\\expr/)?"\\expr ":"\\decimals ")+f.flatTokens(c)};m=m.replace(/\\expr ([a-zA-Z_0-9\u00C0-\u021B+*/%|&^#!?:()><.'\+\-]*)/gi,u);m=m.replace(/\\decimals ([a-zA-Z_0-9\u00C0-\u021B+*/%|&^#!?:()><.'\+\-]*)/gi,u);s[n][1]=m}else{u=d.parseText(s[n][1]).textElementsMacros;for(var v=0,w=u.length;v<w;v++){m=f.tokenize(u[v].replace(/\&squot;/g,"'"));for(var y=0,C=m.length;y<C;y++)"identifier"!==m[y].type||"-rnd-pi-e-sqr-ra\u00edz-sqrt-exp-log-log10-abs-ent-sgn-ind-sen-sin-cos-tan-cot-sec-csc-senh-sinh-cosh-tanh-coth-sech-csch-asen-asin-acos-atan-min-max-_Num_-_Trace_-_Stop_Audios_-esCorrecto-escorrecto-_GetValues_-_GetMatrix_-_Save_-_Open_-_SaveState_-_OpenState_-_AnchoDeCadena_-_Rojo_-_Verde_-_Azul_-".match("-"+
m[y].value+"-")||(m[y].value=this.name+"."+m[y].value);m=f.flatTokens(m).replace(/&squot;/g,"'").replace(/'\+\(/g,"[").replace(/\)\+'/g,"]");u[v]=m.substring(1,m.length-1)}s[n][1]=u.join("")}else{u=s[n][1].replace(/\&squot;/g,"'").split(";");v=0;for(w=u.length;v<w;v++){m=f.tokenize(u[v]);y=0;for(C=m.length;y<C;y++)"identifier"!==m[y].type||"-rnd-pi-e-sqr-ra\u00edz-sqrt-exp-log-log10-abs-ent-sgn-ind-sen-sin-cos-tan-cot-sec-csc-senh-sinh-cosh-tanh-coth-sech-csch-asen-asin-acos-atan-min-max-_Num_-_Trace_-_Stop_Audios_-esCorrecto-escorrecto-_GetValues_-_GetMatrix_-_Save_-_Open_-_SaveState_-_OpenState_-_AnchoDeCadena_-_Rojo_-_Verde_-_Azul_-".match("-"+
m[y].value+"-")||(m[y].value=this.name+"."+m[y].value);u[v]=f.flatTokens(m)}s[n][1]=u.join(";")}r=0;for(p=h.length;r<p;r++)if(h[r][0]){s="";t=!1;n=0;for(q=h[r].length;n<q;n++)"type"===e[h[r][n][0]]&&(s="espacio='"+this.spaceID+"' ",t=!0),s=s+h[r][n][0]+"='"+h[r][n][1]+"' ";h[r]=s;t?this.graphics.push(d.parseGraphic(h[r],this.abs_coord,this.background,this.inirot)):d.parseAuxiliar(h[r])}}}};a.extend(a.Macro,a.Graphic);a.Macro.prototype.update=function(){d=this.evaluator.evalExpression(this.inipos);
this.iniPosX=d[0][0];this.iniPosY=d[0][1]};a.Macro.prototype.drawAux=function(a){for(var c=0,d=this.graphics.length;c<d;c++)this.graphics[c]&&(this.graphics[c].abs_coord?a.translate(this.iniPosX,this.iniPosY):a.translate(this.iniPosX*this.space.scale,-this.iniPosY*this.space.scale),this.graphics[c].draw(),a.setTransform(1,0,0,1,0,0))};return a}(descartesJS||{},babel),descartesJS=function(a){if(a.loadLib)return a;var e=Math.sqrt,g=Math.sin,d=Math.cos,b,c,k,f,r,h,q,n,p,s,t,m,u,l,v;a.norm3D=function(a){return e(a.x*
a.x+a.y*a.y+a.z*a.z)};a.normalize3D=function(c){b=a.norm3D(c);if(0===b)return{x:0,y:0,z:0};if(1===b)return{x:c.x,y:c.y,z:c.z};b=1/b;return{x:c.x*b,y:c.y*b,z:c.z*b}};a.dotProduct3D=function(a,b){return a.x*b.x+a.y*b.y+a.z*b.z};a.crossProduct3D=function(a,b){return{x:a.y*b.z-a.z*b.y,y:a.z*b.x-a.x*b.z,z:a.x*b.y-a.y*b.x}};a.scalarProduct3D=function(a,b){return{x:a.x*b,y:a.y*b,z:a.z*b}};a.subtract3D=function(a,b){return{x:a.x-b.x,y:a.y-b.y,z:a.z-b.z}};a.add3D=function(a,b){return{x:a.x+b.x,y:a.y+b.y,z:a.z+
b.z}};a.equals3DEpsilon=function(a,b,c){return Math.abs(a.x-b.x)<=c&&Math.abs(a.y-b.y)<=c&&Math.abs(a.z-b.z)<=c};a.Vector4D=function(a,b,c,f){this.x=a||0;this.y=b||0;this.z=c||0;this.w=f||0};a.Matrix4x4=function(a,b,c,f,d,e,h,g,k,r,m,n,q,l,p,s){this.a00=a||0;this.a01=b||0;this.a02=c||0;this.a03=f||0;this.a10=d||0;this.a11=e||0;this.a12=h||0;this.a13=g||0;this.a20=k||0;this.a21=r||0;this.a22=m||0;this.a23=n||0;this.a30=q||0;this.a31=l||0;this.a32=p||0;this.a33=s||0};a.Matrix4x4.prototype.setIdentity=
function(){this.a00=1;this.a10=this.a03=this.a02=this.a01=0;this.a11=1;this.a21=this.a20=this.a13=this.a12=0;this.a22=1;this.a32=this.a31=this.a30=this.a23=0;this.a33=1;return this};a.Matrix4x4.prototype.multiplyVector4=function(b){return new a.Vector4D(b.x*this.a00+b.y*this.a10+b.z*this.a20+b.w*this.a30,b.x*this.a01+b.y*this.a11+b.z*this.a21+b.w*this.a31,b.x*this.a02+b.y*this.a12+b.z*this.a22+b.w*this.a32,b.x*this.a03+b.y*this.a13+b.z*this.a23+b.w*this.a33)};a.Matrix4x4.prototype.translate=function(b){return new a.Matrix4x4(this.a00,
this.a01,this.a02,this.a03,this.a10,this.a11,this.a12,this.a13,this.a20,this.a21,this.a22,this.a23,this.a00*b.x+this.a10*b.y+this.a20*b.z+this.a30,this.a01*b.x+this.a11*b.y+this.a21*b.z+this.a31,this.a02*b.x+this.a12*b.y+this.a22*b.z+this.a32,this.a03*b.x+this.a13*b.y+this.a23*b.z+this.a33)};a.Matrix4x4.prototype.rotateX=function(b){c=g(b);k=d(b);n=this.a10;p=this.a11;s=this.a12;t=this.a13;m=this.a20;u=this.a21;l=this.a22;v=this.a23;return new a.Matrix4x4(this.a00,this.a01,this.a02,this.a03,n*k+m*
c,p*k+u*c,s*k+l*c,t*k+v*c,n*-c+m*k,p*-c+u*k,s*-c+l*k,t*-c+v*k,this.a30,this.a31,this.a32,this.a33)};a.Matrix4x4.prototype.rotateY=function(b){c=g(b);k=d(b);f=this.a00;r=this.a01;h=this.a02;q=this.a03;m=this.a20;u=this.a21;l=this.a22;v=this.a23;return new a.Matrix4x4(f*k+m*-c,r*k+u*-c,h*k+l*-c,q*k+v*-c,this.a10,this.a11,this.a12,this.a13,f*c+m*k,r*c+u*k,h*c+l*k,q*c+v*k,this.a30,this.a31,this.a32,this.a33)};a.Matrix4x4.prototype.rotateZ=function(b){c=g(b);k=d(b);f=this.a00;r=this.a01;h=this.a02;q=this.a03;
n=this.a10;p=this.a11;s=this.a12;t=this.a13;return new a.Matrix4x4(f*k+n*c,r*k+p*c,h*k+s*c,q*k+t*c,f*-c+n*k,r*-c+p*k,h*-c+s*k,q*-c+t*k,this.a20,this.a21,this.a22,this.a23,this.a30,this.a31,this.a32,this.a33)};return a}(descartesJS||{}),descartesJS=function(a){function e(a){0!==parseInt(this.size)&&(a.lineWidth=1,a.fillStyle=this.backColor,a.strokeStyle=this.frontColor,a.beginPath(),a.arc(this.newV[0].x,this.newV[0].y,this.size+0.5,0,k),a.fill(),a.stroke())}function g(a,b){a.lineCap=f;a.lineJoin=r;
a.beginPath();a.moveTo(this.newV[0].x,this.newV[0].y);for(var c=1,d=this.newV.length;c<d;c++)a.lineTo(this.newV[c].x,this.newV[c].y);a.closePath();"color"===this.model?(a.fillStyle=0<=this.direction?this.backColor:this.frontColor,a.fill()):"light"===this.model||"metal"===this.model?(a.fillStyle=0<=this.direction?b.computeColor(this.backColor,this,"metal"===this.model):b.computeColor(this.frontColor,this,"metal"===this.model),a.fill()):"wire"===this.model&&(a.lineWidth=1.25,a.strokeStyle=this.frontColor,
a.stroke());this.edges&&"wire"!==this.model&&(a.lineWidth=1,a.strokeStyle="#808080",a.stroke())}function d(a){t=this.evaluator.getVariable(this.family);this.evaluator.setVariable(this.family,this.familyValue);this.drawText(a,this.text,this.newV[0].x,this.newV[0].y+this.displace,this.frontColor,this.font,"left","alphabetic",this.decimals,this.fixed,!0);this.evaluator.setVariable(this.family,t)}function b(a){a.lineCap=f;a.lineJoin=r;a.lineWidth=this.lineWidth;a.strokeStyle=this.frontColor;a.beginPath();
a.moveTo(this.newV[0].x,this.newV[0].y);a.lineTo(this.newV[1].x,this.newV[1].y);a.stroke()}function c(b,c,f){h=a.subtract3D(b,c);q=a.subtract3D(b,f);return a.normalize3D(a.crossProduct3D(h,q))}if(a.loadLib)return a;var k=2*Math.PI,f="round",r="round",h,q,n,p,s,t;a.Primitive3D=function(a,f){this.space=f;for(var h in a)a.hasOwnProperty(h)&&(this[h]=a[h]);this.newV=[];this.spaceVertices=[];"vertex"===this.type?this.draw=e:"face"===this.type?(this.normal=c(this.vertices[0],this.vertices[1],this.vertices[2]),
this.draw=g):"text"===this.type?(this.fontSize=(this.fontSize=this.font.match(/(\d+)px/))?parseInt(this.fontSize[1]):10,this.draw=d):"edge"===this.type&&(this.draw=b);this.isText&&(this.computeDepth=function(){this.newV=this.vertices;this.depth=this.vertices[0].z;this.average=this.vertices[0]})};a.Primitive3D.prototype.computeDepth=function(b){this.average={x:0,y:0,z:0};this.removeDoubles();this.normal={x:0,y:1,z:0};this.direction={x:1,y:0,z:0};for(var f=0,d=this.vertices.length;f<d;f++)this.newV[f]=
b.rotateVertex(this.vertices[f]),this.spaceVertices[f]=b.rotateVertex(this.vertices[f]),this.average.x+=this.newV[f].x,this.average.y+=this.newV[f].y,this.average.z+=this.newV[f].z;this.average=a.scalarProduct3D(this.average,1/d);this.averageP=b.project(this.average);this.depth=this.averageP.z;2<this.vertices.length&&(this.normal=c(this.newV[0],this.newV[1],this.newV[2]),this.direction=a.dotProduct3D(this.normal,a.normalize3D(b.eye)));f=0;for(d=this.vertices.length;f<d;f++)this.newV[f]=b.project(this.newV[f])};
var m;a.Primitive3D.prototype.removeDoubles=function(){if("edge"!==this.type){m=[];for(var a=0,b=this.vertices.length;a<b;a++)this.vertices[a].x===this.vertices[(a+1)%b].x&&this.vertices[a].y===this.vertices[(a+1)%b].y&&this.vertices[a].z===this.vertices[(a+1)%b].z&&this.vertices[a].w===this.vertices[(a+1)%b].w||m.push(this.vertices[a]);0===m.length&&m.push(this.vertices[0]);this.vertices=m}};a.Primitive3D.prototype.drawText=function(b,c,f,d,e,h,g,k,r,m,q){if("rtfNode"==c.type)b.fillStyle=e,b.strokeStyle=
e,b.textBaseline="alphabetic",c.draw(b,f,d,r,m,g,q);else for("simpleText"===c.type&&(c=c.toString(r,m).split("\\n")),f+=h.match("Arial")?-2:h.match("Times")?-2:0,n=this.evaluator,b.fillStyle=a.getColor(n,e),b.font=h,b.textAlign=g,b.textBaseline=k,p=1.2*this.fontSize||0,e=0,h=c.length;e<h;e++)s=c[e],this.border&&b.strokeText(s,f,d+p*e),b.fillText(s,f,d+p*e)};a.Primitive3D.prototype.splitFace=function(b){if(this.intersects(b)){for(var c=null,f=null,d=0,e=0,h=0,g=b.vertices.length;h<g;h++){var k=this.intersection(b.vertices[h],
b.vertices[(h+1)%g]);if(null!==k)if(null===c){if(c=k,d=h,2===b.vertices.length){f=c;break}}else if(!a.equals3DEpsilon(k,c,1E-8)){f=k;e=h;break}}if(null!==c&&null!==f){var h=this.isInterior(c)||this.isInterior(f),r=null,m=null;if(!h&&3<=b.vertices.length)for(var g=0,n=this.vertices.length;g<n;g++)if(k=b.intersection(this.vertices[g],this.vertices[(g+1)%n]),null!==k)if(null===r)r=k;else if(!a.equals3DEpsilon(k,r,1E-8)){m=k;break}if(h||null!==r&&null!==m&&b.isInterior(r)&&b.isInterior(m)){m=!0;n=b.vertices;
r=k=null;if(2===n.length)a.equals(c,n[0],1E-8)||a.equals(c,n[1],1E-8)?m=!1:(k=[],k[0]=n[0],k[1]=c,r=[],r[0]=c,r[1]=n[1]);else for(var k=[],r=[],q=0,h=g=0;h<n.length;h++)h<d?k[q++]=n[h]:h==d?(k[q++]=n[h],k[q++]=c,r[g++]=c):h<e?r[g++]=n[h]:h==e?(r[g++]=n[h],r[g++]=f,k[q++]=f):k[q++]=n[h];if(m)return c=[],c[0]=new a.Primitive3D({vertices:k,type:"face",frontColor:b.frontColor,backColor:b.backColor,edges:b.edges,model:b.model},this.space),c[0].normal=b.normal,c[1]=new a.Primitive3D({vertices:r,type:"face",
frontColor:b.frontColor,backColor:b.backColor,edges:b.edges,model:b.model},this.space),c[1].normal=b.normal,c}}}return[b]};a.Primitive3D.prototype.intersects=function(a){return this.intersectsPlane(a)&&a.intersectsPlane(this)};a.Primitive3D.prototype.intersectsPlane=function(b){var c=a.dotProduct3D(b.vertices[0],b.normal),f=a.dotProduct3D(this.vertices[0],b.normal);if(1E-8>Math.abs(c-f))return!0;for(var d=1,e=this.vertices.length;d<e;d++){var h=a.dotProduct3D(this.vertices[d],b.normal);if(1E-8>Math.abs(c-
h)||h>c&&f<c||h<c&&f>c)return!0}return!1};a.Primitive3D.prototype.intersection=function(b,c){if(0<this.vertices.length){var f=a.subtract3D(c,b),d=a.dotProduct3D(f,this.normal);if(0!==d&&(d=a.dotProduct3D(a.subtract3D(this.vertices[0],b),this.normal)/d,-1E-8<d&&1.00000001>d))return a.add3D(b,a.scalarProduct3D(f,d))}return null};a.Primitive3D.prototype.isInterior=function(b){if(0<this.vertices.length)for(var c=0,f=a.subtract3D(this.vertices[0],b),d=0,e=this.vertices.length;d<e;d++){var h=a.subtract3D(this.vertices[(d+
1)%e],b),g=a.dotProduct3D(a.crossProduct3D(f,h),this.normal);if(1E-8>Math.abs(g)){if(0>a.dotProduct3D(f,h))break}else{if(0>c&&0<g||0<c&&0>g)return!1;f=h;c=g}}return!0};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e={x:0,y:0,z:0},g,d,b,c,k,f,r,h;a.Graphic3D=function(b,c){this.parent=b;this.evaluator=b.evaluator;var f=b.evaluator.parser;this.spaceID="E0";this.background=!1;this.type="";this.color=new a.Color("eeffaa");this.backcolor=new a.Color("6090a0");this.Nu=this.evaluator.parser.parse("7");
this.Nv=this.evaluator.parser.parse("7");this.drawif=f.parse("1");this.abs_coord=!1;this.family="";this.family_interval=f.parse("[0,1]");this.family_steps=f.parse("8");this.font="Monospaced,PLAIN,12";this.fixed=!0;this.text="";this.decimals=f.parse("2");this.inirot="(0,0,0)";this.inirotEuler=!1;this.inipos=f.parse("(0,0,0)");this.endrot="(0,0,0)";this.endrotEuler=!1;this.endpos=f.parse("(0,0,0)");this.model="color";for(var d in c)c.hasOwnProperty(d)&&(this[d]=c[d]);void 0==this.expresion&&"macro"!=
this.type&&(this.expresion=f.parse("(0,0)"));this.space=this.getSpace();this.canvas=this.background?this.space.backgroundCanvas:this.space.canvas;this.ctx=this.canvas.getContext("2d");this.font=a.convertFont(this.font);this.fontSize=(this.fontSize=this.font.match(/(\d+)px/))?parseInt(this.fontSize[1]):10;this.inirot.match("Euler")&&(this.inirot=this.inirot.replace("Euler",""),this.inirotEuler=!0);this.endrot.match("Euler")&&(this.endrot=this.endrot.replace("Euler",""),this.endrotEuler=!0);this.inirot=
f.parse(this.inirot);this.endrot=f.parse(this.endrot);this.inirotM=new a.Matrix4x4;this.inirotM_X=new a.Matrix4x4;this.inirotM_Y=new a.Matrix4x4;this.inirotM_Z=new a.Matrix4x4;this.iniposM=new a.Matrix4x4;this.endrotM=new a.Matrix4x4;this.endrotM_X=new a.Matrix4x4;this.endrotM_Y=new a.Matrix4x4;this.endrotM_Z=new a.Matrix4x4;this.endposM=new a.Matrix4x4};a.Graphic3D.prototype.getSpace=function(){for(var a=this.parent.spaces,b,c=0,f=a.length;c<f;c++)if(b=a[c],b.id==this.spaceID)return b;return a[0]};
a.Graphic3D.prototype.getFamilyValues=function(){g=this.evaluator;d=g.evalExpression(this.family_interval);this.familyInf=d[0][0];this.familySup=d[0][1];this.fSteps=Math.round(g.evalExpression(this.family_steps));this.family_sep=0<this.fSteps?(this.familySup-this.familyInf)/this.fSteps:0};a.Graphic3D.prototype.buildFamilyPrimitives=function(){g=this.evaluator;this.getFamilyValues();b=g.getVariable(this.family);if(0<=this.fSteps)for(var a=0,c=this.fSteps;a<=c;a++)g.setVariable(this.family,this.familyInf+
a*this.family_sep),this.familyValue=this.familyInf+a*this.family_sep,g.evalExpression(this.drawif)&&this.buildPrimitives();g.setVariable(this.family,b)};a.Graphic3D.prototype.update=function(){this.primitives=[];this.evaluator.evalExpression(this.drawif)&&(this.family||this.buildPrimitives());this.family&&this.buildFamilyPrimitives()};a.Graphic3D.prototype.updateMVMatrix=function(){k=this.evaluator.evalExpression(this.inirot);this.inirotEuler?(this.inirotM=this.inirotM.setIdentity(),this.inirotM=
this.inirotM.rotateZ(a.degToRad(k[0][0])),this.inirotM=this.inirotM.rotateX(a.degToRad(k[0][1])),this.inirotM=this.inirotM.rotateZ(a.degToRad(k[0][2]))):(this.inirotM_X=this.inirotM_X.setIdentity().rotateX(a.degToRad(k[0][0])),this.inirotM_Y=this.inirotM_Y.setIdentity().rotateY(a.degToRad(k[0][1])),this.inirotM_Z=this.inirotM_Z.setIdentity().rotateZ(a.degToRad(k[0][2])));k=this.evaluator.evalExpression(this.inipos);e={x:k[0][0],y:k[0][1],z:k[0][2]};this.iniposM=this.iniposM.setIdentity().translate(e);
k=this.evaluator.evalExpression(this.endrot);this.endrotEuler?(this.endrotM=this.endrotM.setIdentity(),this.endrotM=this.endrotM.rotateZ(a.degToRad(k[0][0])),this.endrotM=this.endrotM.rotateX(a.degToRad(k[0][1])),this.endrotM=this.endrotM.rotateZ(a.degToRad(k[0][2]))):(this.endrotM_X=this.endrotM_X.setIdentity().rotateX(a.degToRad(k[0][0])),this.endrotM_Y=this.endrotM_Y.setIdentity().rotateY(a.degToRad(k[0][1])),this.endrotM_Z=this.endrotM_Z.setIdentity().rotateZ(a.degToRad(k[0][2])));k=this.evaluator.evalExpression(this.endpos);
e={x:k[0][0],y:k[0][1],z:k[0][2]};this.endposM=this.endposM.setIdentity().translate(e)};a.Graphic3D.prototype.transformVertex=function(a){this.macroChildren&&(a=this.applyMacroTransform(a));this.inirotEuler?c=this.inirotM.multiplyVector4(a):(c=this.inirotM_X.multiplyVector4(a),c=this.inirotM_Y.multiplyVector4(c),c=this.inirotM_Z.multiplyVector4(c));c=this.iniposM.multiplyVector4(c);this.endrotEuler?c=this.endrotM.multiplyVector4(c):(c=this.endrotM_X.multiplyVector4(c),c=this.endrotM_Y.multiplyVector4(c),
c=this.endrotM_Z.multiplyVector4(c));return c=this.endposM.multiplyVector4(c)};a.Graphic3D.prototype.applyMacroTransform=function(a){this.macro_inirotEuler?c=this.macro_inirotM.multiplyVector4(a):(c=this.macro_inirotM_X.multiplyVector4(a),c=this.macro_inirotM_Y.multiplyVector4(c),c=this.macro_inirotM_Z.multiplyVector4(c));c=this.macro_iniposM.multiplyVector4(c);this.macro_endrotEuler?c=this.macro_endrotM.multiplyVector4(c):(c=this.macro_endrotM_X.multiplyVector4(c),c=this.macro_endrotM_Y.multiplyVector4(c),
c=this.macro_endrotM_Z.multiplyVector4(c));return c=this.macro_endposM.multiplyVector4(c)};a.Graphic3D.prototype.parseExpression=function(){k=this.expresion.split("=");f=k[0];r=[];for(var a=1;a<k.length;a++)f+="=",h=k[a].lastIndexOf(" "),f+=-1!==h?k[a].substring(0,h):k[a],r.push(this.evaluator.parser.parse(f,!0)),f=k[a].substring(h+1);return r};var q;a.Graphic3D.prototype.splitFace=function(a){for(var b=0,c=this.primitives.length;b<c;b++)if(q=[],"face"===this.primitives[b].type){for(var f=0,d=a.primitives.length;f<
d;f++)"face"===a.primitives[f].type?q=q.concat(this.primitives[b].splitFace(a.primitives[f])):q.push(a.primitives[f]);a.primitives=q}};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d,b,c;a.Point3D=function(b,c){a.Graphic3D.call(this,b,c)};a.extend(a.Point3D,a.Graphic3D);a.Point3D.prototype.buildPrimitives=function(){e=this.evaluator;this.updateMVMatrix();g=e.evalExpression(this.expresion);d=g[0][0];b=g[0][1];c=g[0][2];this.primitives.push(new a.Primitive3D({vertices:[this.transformVertex(new a.Vector4D(d,
b,c,1))],type:"vertex",backColor:this.backcolor.getColor(),frontColor:this.color.getColor(),size:e.evalExpression(this.width)}));""!==this.text&&this.primitives.push(new a.Primitive3D({vertices:[this.transformVertex(new a.Vector4D(d,b,c,1))],type:"text",frontColor:this.color.getColor(),font:this.font,decimals:e.evalExpression(this.decimals),fixed:this.fixed,displace:this.fontSize,evaluator:e,text:this.text,family:this.family,familyValue:this.familyValue},this.space))};return a}(descartesJS||{}),descartesJS=
function(a){if(a.loadLib)return a;var e,g,d,b,c,k,f;a.Segment3D=function(b,c){this.width=b.evaluator.parser.parse("1");a.Graphic3D.call(this,b,c)};a.extend(a.Segment3D,a.Graphic3D);a.Segment3D.prototype.buildPrimitives=function(){evaluator=this.evaluator;this.updateMVMatrix();f=evaluator.getVariable("u");evaluator.setVariable("u",this.Nu);expr=evaluator.evalExpression(this.expresion);e=expr[0][0];g=expr[0][1];d=expr[0][2];b=expr[1][0];c=expr[1][1];k=expr[1][2];this.primitives.push(new a.Primitive3D({vertices:[this.transformVertex(new a.Vector4D(e,
g,d,1)),this.transformVertex(new a.Vector4D(b,c,k,1))],type:"edge",frontColor:this.color.getColor(),lineWidth:evaluator.evalExpression(this.width)},this.space));evaluator.setVariable("u",f)};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d,b,c,k,f;a.Surface3D=function(b,c){this.parameter="t";this.parameter_interval=b.evaluator.parser.parse("[0,1]");this.parameter_steps=b.evaluator.parser.parse("8");a.Graphic3D.call(this,b,c);this.expresion=this.parseExpression()};
a.extend(a.Surface3D,a.Graphic3D);a.Surface3D.prototype.buildPrimitives=function(){e=this.evaluator;this.updateMVMatrix();d=e.getVariable("x");d=e.getVariable("y");d=e.getVariable("z");g=e.getVariable("u");d=e.getVariable("v");e.setVariable("u",0);e.setVariable("v",0);b=e.evalExpression(this.Nu);c=e.evalExpression(this.Nv);k=[];for(var r=0;r<=b;r++){e.setVariable("u",r/b);for(var h=0;h<=c;h++){e.setVariable("v",h/c);for(var q=0,n=this.expresion.length;q<n;q++)e.evalExpression(this.expresion[q]);k.push(this.transformVertex(new a.Vector4D(e.getVariable("x"),
e.getVariable("y"),e.getVariable("z"),1)))}}for(r=0;r<b;r++)for(h=0;h<c;h++)f=[],f.push(k[h+r*c+r]),f.push(k[h+1+r*c+r]),f.push(k[h+2+(r+1)*c+r]),f.push(k[h+1+(r+1)*c+r]),this.primitives.push(new a.Primitive3D({vertices:f,type:"face",frontColor:this.color.getColor(),backColor:this.backcolor.getColor(),edges:this.edges,model:this.model},this.space));e.setVariable("x",void 0);e.setVariable("y",void 0);e.setVariable("z",void 0);e.setVariable("u",g);e.setVariable("v",d)};return a}(descartesJS||{}),descartesJS=
function(a){if(a.loadLib)return a;var e,g,d,b,c,k;a.Polygon3D=function(b,c){this.width=b.evaluator.parser.parse("1");a.Graphic3D.call(this,b,c)};a.extend(a.Polygon3D,a.Graphic3D);a.Polygon3D.prototype.buildPrimitives=function(){evaluator=this.evaluator;this.updateMVMatrix();expr=evaluator.evalExpression(this.expresion);for(var f=0,r=expr.length-1;f<r;f++)e=expr[f][0],g=expr[f][1],d=expr[f][2],b=expr[f+1][0],c=expr[f+1][1],k=expr[f+1][2],this.primitives.push(new a.Primitive3D({vertices:[this.transformVertex(new a.Vector4D(e,
g,d,1)),this.transformVertex(new a.Vector4D(b,c,k,1))],type:"edge",frontColor:this.color.getColor(),lineWidth:evaluator.evalExpression(this.width)},this.space))};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d,b,c,k;a.Curve3D=function(b,c){this.width=b.evaluator.parser.parse("1");a.Graphic3D.call(this,b,c);this.expresion=this.parseExpression()};a.extend(a.Curve3D,a.Graphic3D);a.Curve3D.prototype.buildPrimitives=function(){evaluator=this.evaluator;this.updateMVMatrix();
b=evaluator.getVariable("x");c=evaluator.getVariable("y");k=evaluator.getVariable("z");d=evaluator.getVariable("u");evaluator.setVariable("u",0);g=evaluator.evalExpression(this.Nu);e=[];for(var f=0;f<=g;f++){evaluator.setVariable("u",f/g);for(var r=0,h=this.expresion.length;r<h;r++)evaluator.evalExpression(this.expresion[r]);e.push(this.transformVertex(new a.Vector4D(evaluator.getVariable("x"),evaluator.getVariable("y"),evaluator.getVariable("z"),1)))}f=0;for(r=e.length-1;f<r;f++)this.primitives.push(new a.Primitive3D({vertices:[e[f],
e[f+1]],type:"edge",frontColor:this.color.getColor(),lineWidth:evaluator.evalExpression(this.width)},this.space));evaluator.setVariable("x",b);evaluator.setVariable("y",k);evaluator.setVariable("z",c);evaluator.setVariable("u",d)};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d,b,c,k,f,r,h;a.Triangle3D=function(b,c){a.Graphic3D.call(this,b,c)};a.extend(a.Triangle3D,a.Graphic3D);a.Triangle3D.prototype.buildPrimitives=function(){evaluator=this.evaluator;this.updateMVMatrix();
expr=evaluator.evalExpression(this.expresion);e=expr[0][0];g=expr[0][1];d=expr[0][2];b=expr[1][0];c=expr[1][1];k=expr[1][2];f=expr[2][0];r=expr[2][1];h=expr[2][2];this.primitives.push(new a.Primitive3D({vertices:[this.transformVertex(new a.Vector4D(e,g,d,1)),this.transformVertex(new a.Vector4D(f,r,h,1)),this.transformVertex(new a.Vector4D(b,c,k,1))],type:"face",frontColor:this.color.getColor(),backColor:this.backcolor.getColor(),edges:this.edges,model:this.model},this.space))};return a}(descartesJS||
{}),descartesJS=function(a){if(a.loadLib)return a;var e;a.Face3D=function(e,d){a.Graphic3D.call(this,e,d)};a.extend(a.Face3D,a.Graphic3D);a.Face3D.prototype.buildPrimitives=function(){evaluator=this.evaluator;this.updateMVMatrix();expr=evaluator.evalExpression(this.expresion);e=[];for(var g=expr.length-1;0<=g;g--)e.push(this.transformVertex(new a.Vector4D(expr[g][0],expr[g][1],expr[g][2],1)));this.primitives.push(new a.Primitive3D({vertices:e,type:"face",frontColor:this.color.getColor(),backColor:this.backcolor.getColor(),
edges:this.edges,model:this.model},this.space))};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d,b,c;a.Polireg3D=function(b,c){this.width=b.evaluator.parser.parse("2");this.length=b.evaluator.parser.parse("2");a.Graphic3D.call(this,b,c)};a.extend(a.Polireg3D,a.Graphic3D);a.Polireg3D.prototype.buildPrimitives=function(){evaluator=this.evaluator;this.updateMVMatrix();e=evaluator.evalExpression(this.Nu);g=[this.transformVertex(new a.Vector4D(0,0,0,1))];d=evaluator.evalExpression(this.width)/
2;b=evaluator.evalExpression(this.length)/2;c=2*Math.PI/e;for(var k=0;k<e;k++)g.push(this.transformVertex(new a.Vector4D(d*Math.cos(c*k),b*Math.sin(c*k),0,1)));for(k=0;k<e;k++)this.primitives.push(new a.Primitive3D({vertices:[g[0],k+2<=e?g[k+2]:g[1],g[k+1]],type:"face",frontColor:this.color.getColor(),backColor:this.backcolor.getColor(),edges:this.edges,model:this.model},this.space))};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d,b;a.Text3D=function(b,d){a.Graphic3D.call(this,
b,d)};a.extend(a.Text3D,a.Graphic3D);a.Text3D.prototype.buildPrimitives=function(){e=this.evaluator;g=e.evalExpression(this.expresion);d=g[0][0];b=g[0][1];this.primitives.push(new a.Primitive3D({vertices:[new a.Vector4D(d,b,0,1)],type:"text",frontColor:this.color.getColor(),font:this.font,decimals:e.evalExpression(this.decimals),fixed:this.fixed,displace:0,isText:!0,evaluator:e,text:this.text,family:this.family,familyValue:this.familyValue,joel:"hola"},this.space))};return a}(descartesJS||{}),descartesJS=
function(a,e){if(a.loadLib)return a;var g=/[\w\.\-//]*(\.png|\.jpg|\.gif|\.svg)/gi,d,b;a.Macro3D=function(b,d){this.expresion=void 0;this.inirot="(0,0,0)";this.inirotEuler=!1;this.inipos=b.evaluator.parser.parse("(0,0,0)");this.endrot="(0,0,0)";this.endrotEuler=!1;this.endpos=b.evaluator.parser.parse("(0,0,0)");a.Graphic.call(this,b,d);for(var f in d)d.hasOwnProperty(f)&&(this[f]=d[f]);this.inirot.match("Euler")&&(this.inirot=this.inirot.replace("Euler",""),this.inirotEuler=!0);this.endrot.match("Euler")&&
(this.endrot=this.endrot.replace("Euler",""),this.endrotEuler=!0);this.inirot=this.evaluator.parser.parse(this.inirot);this.endrot=this.evaluator.parser.parse(this.endrot);this.inirotM=new a.Matrix4x4;this.inirotM_X=new a.Matrix4x4;this.inirotM_Y=new a.Matrix4x4;this.inirotM_Z=new a.Matrix4x4;this.iniposM=new a.Matrix4x4;this.endrotM=new a.Matrix4x4;this.endrotM_X=new a.Matrix4x4;this.endrotM_Y=new a.Matrix4x4;this.endrotM_Z=new a.Matrix4x4;this.endposM=new a.Matrix4x4;this.graphics=[];f=b.lessonParser;
var r=new a.Tokenizer;if(void 0!=this.expresion){"'"!==this.expresion.charAt(0)&&(this.expresion="'"+this.expresion+"'");this.expresion=this.evaluator.parser.parse(this.expresion);var h=this.evaluator.evalExpression(this.expresion),q;h&&((q=document.getElementById(h))&&"descartes/macro"==q.type?q=q.text:(q=a.openExternalFile(h))&&!q.match(/tipo_de_macro/g)&&(q=null));var n,p;if(q){p=q.replace(/&aacute;/g,"\u00e1").replace(/&eacute;/g,"\u00e9").replace(/&iacute;/g,"\u00ed").replace(/&oacute;/g,"\u00f3").replace(/&uacute;/g,
"\u00fa").replace(/&Aacute;/g,"\u00c1").replace(/&Eacute;/g,"\u00c9").replace(/&Iacute;/g,"\u00cd").replace(/&Oacute;/g,"\u00d3").replace(/&Uacute;/g,"\u00da").replace(/&ntilde;/g,"\u00f1").replace(/&Ntilde;/g,"\u00d1").replace(/\&gt;/g,">").replace(/\&lt;/g,"<").replace(/\&amp;/g,"&").replace(/\r/g,"").split("\n");q=[];for(var h=0,s=p.length;h<s;h++)n=p[h].indexOf("="),-1!==n&&(n=p[h].substring(0,n),"id"!==e[n]&&"type"!==e[n]||q.push(f.split(p[h])));for(var t,m,u,l,h=0,s=q.length;h<s;h++)for(l=(t=
q[h]||[])&&t[0]&&"id"===t[0][0],p=0,n=t.length;p<n;p++)if(m=t[p][0].indexOf("."),-1===m||l?m=e[t[p][0]]:(m=e[t[p][0].substring(m+1)],t[p][0]=this.name+"."+t[p][0]),!("font"===m||("fill"===m||"color"===m||"arrow"===m)&&"("!==t[p][1].charAt(0)||"file"===m&&t[p][1].match(g)||"id"!==m&&void 0!==e[t[p][1]])||"width"===m||"height"===m||"length"===m)if("text"==m)if(t[p][1].match(/\{\\rtf1/)){m=t[p][1];var v=this;u=function(a,b){for(var c=r.tokenize(b.replace(/\&squot;/g,"'")),f=0,d=c.length;f<d;f++)"identifier"!=
c[f].type||"-rnd-pi-e-sqr-sqrt-ra\u00edz-exp-log-log10-abs-ent-sgn-ind-sin-sen-cos-tan-cot-sec-csc-sinh-senh-cosh-tanh-coth-sech-csch-asin-asen-acos-atan-min-max-".match("-"+c[f].value+"-")||(c[f].value=v.name+"."+c[f].value);return(a.match(/^\\expr/)?"\\expr ":"\\decimals ")+r.flatTokens(c)};m=m.replace(/\\expr ([a-zA-Z_0-9\u00C0-\u021B+*/%|&^#!?:()><.']*)/gi,u);m=m.replace(/\\decimals ([a-zA-Z_0-9\u00C0-\u021B+*/%|&^#!?:()><.']*)/gi,u);t[p][1]=m}else{u=f.parseText(t[p][1]).textElementsMacro3Ds;
for(var w=0,y=u.length;w<y;w++){m=r.tokenize(u[w].replace(/\&squot;/g,"'"));for(var C=0,B=m.length;C<B;C++)"identifier"!==m[C].type||"-rnd-pi-e-sqr-sqrt-ra\u00edz-exp-log-log10-abs-ent-sgn-ind-sin-sen-cos-tan-cot-sec-csc-sinh-senh-cosh-tanh-coth-sech-csch-asin-asen-acos-atan-min-max-".match("-"+m[C].value+"-")||(m[C].value=this.name+"."+m[C].value);m=r.flatTokens(m).replace(/&squot;/g,"'").replace(/'\+\(/g,"[").replace(/\)\+'/g,"]");u[w]=m.substring(1,m.length-1)}t[p][1]=u.join("")}else{m=r.tokenize(t[p][1]);
u=0;for(w=m.length;u<w;u++)"identifier"!==m[u].type||"-rnd-pi-e-sqr-sqrt-ra\u00edz-exp-log-log10-abs-ent-sgn-ind-sin-sen-cos-tan-cot-sec-csc-sinh-senh-cosh-tanh-coth-sech-csch-asin-asen-acos-atan-min-max-".match("-"+m[u].value+"-")||(m[u].value=this.name+"."+m[u].value);t[p][1]=r.flatTokens(m)}h=0;for(s=q.length;h<s;h++)if(q[h][0]){t="";l=!1;p=0;for(n=q[h].length;p<n;p++)"type"===e[q[h][p][0]]&&(t="espacio='"+this.spaceID+"' ",l=!0),t=t+q[h][p][0]+"='"+q[h][p][1]+"' ";q[h]=t;l?this.graphics.push(f.parse3DGraphic(q[h],
this.abs_coord,this.background,this.inirot)):f.parseAuxiliar(q[h])}}h=0;for(s=this.graphics.length;h<s;h++)this.graphics[h].macroChildren=!0}};a.extend(a.Macro3D,a.Graphic);a.Macro3D.prototype.update=function(){this.updateTransformation();if(this.inipos){var a=this.evaluator.evalExpression(this.inipos);this.iniPosX=a[0][0];this.iniPosY=a[0][1]}this.primitives=[];for(var a=0,e=this.graphics.length;a<e;a++)d=this.graphics[a],d.macro_inirotEuler=this.inirotEuler,d.macro_inirotM=this.inirotM,d.macro_inirotM_X=
this.inirotM_X,d.macro_inirotM_Y=this.inirotM_Y,d.macro_inirotM_Z=this.inirotM_Z,d.macro_iniposM=this.iniposM,d.macro_endrotEuler=this.endrotEuler,d.macro_endrotM=this.endrotM,d.macro_endrotM_X=this.endrotM_X,d.macro_endrotM_Y=this.endrotM_Y,d.macro_endrotM_Z=this.endrotM_Z,d.macro_endposM=this.endposM,d.update();a=0;for(e=this.graphics.length;a<e;a++){d=this.graphics[a];if(d.split||this.split)for(var f=a+1;f<e;f++)b=this.graphics[f],(b.split||this.split)&&d.splitFace(b);this.primitives=this.primitives.concat(d.primitives||
[])}};a.Macro3D.prototype.updateTransformation=function(){tmpExpr=this.evaluator.evalExpression(this.inirot);this.inirotEuler?(this.inirotM=this.inirotM.setIdentity(),this.inirotM=this.inirotM.rotateZ(a.degToRad(tmpExpr[0][0])),this.inirotM=this.inirotM.rotateX(a.degToRad(tmpExpr[0][1])),this.inirotM=this.inirotM.rotateZ(a.degToRad(tmpExpr[0][2]))):(this.inirotM_X=this.inirotM_X.setIdentity().rotateX(a.degToRad(tmpExpr[0][0])),this.inirotM_Y=this.inirotM_Y.setIdentity().rotateY(a.degToRad(tmpExpr[0][1])),
this.inirotM_Z=this.inirotM_Z.setIdentity().rotateZ(a.degToRad(tmpExpr[0][2])));tmpExpr=this.evaluator.evalExpression(this.inipos);translate={x:tmpExpr[0][0],y:tmpExpr[0][1],z:tmpExpr[0][2]};this.iniposM=this.iniposM.setIdentity().translate(translate);tmpExpr=this.evaluator.evalExpression(this.endrot);this.endrotEuler?(this.endrotM=this.endrotM.setIdentity(),this.endrotM=this.endrotM.rotateZ(a.degToRad(tmpExpr[0][0])),this.endrotM=this.endrotM.rotateX(a.degToRad(tmpExpr[0][1])),this.endrotM=this.endrotM.rotateZ(a.degToRad(tmpExpr[0][2]))):
(this.endrotM_X=this.endrotM_X.setIdentity().rotateX(a.degToRad(tmpExpr[0][0])),this.endrotM_Y=this.endrotM_Y.setIdentity().rotateY(a.degToRad(tmpExpr[0][1])),this.endrotM_Z=this.endrotM_Z.setIdentity().rotateZ(a.degToRad(tmpExpr[0][2])));tmpExpr=this.evaluator.evalExpression(this.endpos);translate={x:tmpExpr[0][0],y:tmpExpr[0][1],z:tmpExpr[0][2]};this.endposM=this.endposM.setIdentity().translate(translate)};a.Macro3D.prototype.drawAux=function(a){};return a}(descartesJS||{},babel),descartesJS=function(a){function e(a,
b,c,f,d){g.call(this,a/1.8,a/1.8,a/1.8,f,d)}function g(a,b,c,f,d){a/=2;b/=2;c/=2;this.changeGeometry(a,b,c,f,d)||(this.vertices=[new m(a,c,b,1),new m(a,-c,b,1),new m(a,c,-b,1),new m(a,-c,-b,1),new m(-a,c,b,1),new m(-a,-c,b,1),new m(-a,c,-b,1),new m(-a,-c,-b,1)],this.faces=[[2,3,1,0],[1,5,4,0],[5,7,6,4],[6,7,3,2],[4,6,2,0],[3,7,5,1]],this.updateValues(a,b,c,f,d))}function d(a,b,c,f,d){a/=2;this.changeGeometry(a,b,c,f,d)||(this.vertices=[new m(0,0,a,1),new m(-0.49*a,-0.86*a,-0.32*a,1),new m(-0.49*a,
0.86*a,-0.32*a,1),new m(1*a,0,-0.32*a,1)],this.faces=[[3,2,1],[1,2,0],[2,3,0],[3,1,0]],this.updateValues(a,b,c,f,d))}function b(a,b,c,f,d){a/=2;this.changeGeometry(a,b,c,f,d)||(this.vertices=[new m(0,0,a,1),new m(a,0,0,1),new m(-a,0,0,1),new m(0,a,0,1),new m(0,-a,0,1),new m(0,0,-a,1)],this.faces=[[3,1,0],[2,3,0],[1,4,0],[4,2,0],[1,3,5],[3,2,5],[4,1,5],[2,4,5]],this.updateValues(a,b,c,f,d))}function c(b,c,f,d,e){b/=3.4;if(!this.changeGeometry(b,c,f,d,e)){F=b/D;A=b*D;this.vertices=[new m(b,b,b,1),new m(b,
b,-b,1),new m(b,-b,b,1),new m(b,-b,-b,1),new m(-b,b,b,1),new m(-b,b,-b,1),new m(-b,-b,b,1),new m(-b,-b,-b,1),new m(0,F,A,1),new m(0,F,-A,1),new m(0,-F,A,1),new m(0,-F,-A,1),new m(F,A,0,1),new m(F,-A,0,1),new m(-F,A,0,1),new m(-F,-A,0,1),new m(A,0,F,1),new m(A,0,-F,1),new m(-A,0,F,1),new m(-A,0,-F,1)];z=(new a.Matrix4x4).setIdentity().rotateY(-s/6);for(var h=0,g=this.vertices.length;h<g;h++)this.vertices[h]=z.multiplyVector4(this.vertices[h]);this.faces=[[0,16,2,10,8],[12,1,17,16,0],[8,4,14,12,0],
[2,16,17,3,13],[13,15,6,10,2],[6,18,4,8,10],[3,17,1,9,11],[13,3,11,7,15],[1,12,14,5,9],[11,9,5,19,7],[5,14,4,18,19],[6,15,7,19,18]];this.updateValues(b,c,f,d,e)}}function k(b,c,f,d,e){b/=4;if(!this.changeGeometry(b,c,f,d,e)){A=b*D;this.vertices=[new m(0,b,A,1),new m(0,b,-A,1),new m(0,-b,A,1),new m(0,-b,-A,1),new m(b,A,0,1),new m(b,-A,0,1),new m(-b,A,0,1),new m(-b,-A,0,1),new m(A,0,b,1),new m(A,0,-b,1),new m(-A,0,b,1),new m(-A,0,-b,1)];this.faces=[[10,0,2],[0,8,2],[8,5,2],[5,7,2],[7,10,2],[6,0,10],
[11,6,10],[7,11,10],[7,3,11],[5,3,7],[9,3,5],[8,9,5],[4,9,8],[0,4,8],[6,4,0],[11,3,1],[6,11,1],[4,6,1],[9,4,1],[3,9,1]];z=(new a.Matrix4x4).setIdentity().rotateY(-1.029);for(var h=0,g=this.vertices.length;h<g;h++)this.vertices[h]=z.multiplyVector4(this.vertices[h]);this.updateValues(b,c,f,d,e)}}function f(a,b,c,f,d){a/=2;this.isSphere?c=b=a:(b/=2,c/=2);if(!this.changeGeometry(a,b,c,f,d)){this.vertices=[new m(0,0,b,1)];for(var e=1;e<f;e++){B=e*s/f;for(var h=0;h<d;h++)C=h*t/d,v=a*n(B)*p(C),w=c*n(B)*
n(C),y=b*p(B),this.vertices.push(new m(v,w,y,1))}this.vertices.push(new m(0,0,-b,1));this.faces=[];for(e=0;e<d;e++)this.faces.push([0,(e+1)%d+1,e%d+1]);for(e=1;e<f-1;e++)for(h=0;h<d;h++)this.faces.push([h+1+(e-1)*d,(h+1)%d+1+(e-1)*d,(h+1)%d+1+e*d,h+1+e*d]);for(e=0;e<d;e++)this.faces.push([this.vertices.length-1,this.vertices.length-1-d+e,this.vertices.length-1-d+(e+1)%d]);this.updateValues(a,b,c,f,d)}}function r(a,b,c,f,d){a/=2;b/=2;c/=2;if(!this.changeGeometry(a,b,c,f,d)){this.vertices=[];for(var e=
0;e<d;e++)for(var h=0;h<f;h++)v=a*(d-e)/d*p(h*t/f),w=c*(d-e)/d*n(h*t/f),y=b-2*e*b/d,this.vertices.push(new m(v,w,y,1));this.vertices.push(new m(0,0,-b,1));this.faces=[];for(e=0;e<d-1;e++)for(h=0;h<f;h++)this.faces.push([h+e*f,(h+1)%f+e*f,(h+1)%f+(e+1)*f,h+(e+1)*f]);for(e=0;e<f;e++)this.faces.push([this.vertices.length-1,this.vertices.length-1-f+e,this.vertices.length-1-f+(e+1)%f]);this.updateValues(a,b,c,f,d)}}function h(a,b,c,f,d){a/=2;b/=2;c/=2;if(!this.changeGeometry(a,b,c,f,d)){this.vertices=
[];for(var e=0;e<d+1;e++)for(var h=0;h<f;h++)v=a*p(h*t/f),w=c*n(h*t/f),y=b-2*e*b/d,this.vertices.push(new m(v,w,y,1));this.faces=[];for(e=0;e<d;e++)for(h=0;h<f;h++)this.faces.push([h+e*f,(h+1)%f+e*f,(h+1)%f+(e+1)*f,h+(e+1)*f]);this.updateValues(a,b,c,f,d)}}function q(){function a(b){return parseInt(b)}function b(a){return parseFloat(a)}this.vertices=[];this.faces=[];for(var c=0,f=this.fileData.length;c<f;c++)H=this.fileData[c],H.match(/^V\(/)?(G=H.substring(2,H.length-1).split(",").map(b),this.vertices.push(new m(G[0]||
0,G[1]||0,G[2]||0,1))):H.match(/^F\(/)&&(G=H.substring(2,H.length-1).split(",").map(a),this.faces.push(G.reverse()))}if(a.loadLib)return a;var n=Math.sin,p=Math.cos,s=Math.PI,t=2*s,m,u,l,v,w,y,C,B,D=1.6180339887,F,A,z,H,G;a.OtherGeometry=function(n,p){this.width=n.evaluator.parser.parse("2");this.height=n.evaluator.parser.parse("2");this.length=n.evaluator.parser.parse("2");m=a.Vector4D;a.Graphic3D.call(this,n,p);switch(this.type){case "cube":this.buildGeometry=e;break;case "box":this.buildGeometry=
g;break;case "tetrahedron":this.buildGeometry=d;break;case "octahedron":this.buildGeometry=b;break;case "sphere":this.isSphere=!0;case "ellipsoid":this.buildGeometry=f;break;case "dodecahedron":this.buildGeometry=c;break;case "icosahedron":this.buildGeometry=k;break;case "cone":this.buildGeometry=r;break;case "cylinder":this.buildGeometry=h;break;case "mesh":this.fileData=a.openExternalFile(this.evaluator.evalExpression(this.file)).split(/\r/),this.buildGeometry=q}};a.extend(a.OtherGeometry,a.Graphic3D);
a.OtherGeometry.prototype.buildPrimitives=function(){u=this.evaluator;this.updateMVMatrix();this.buildGeometry(u.evalExpression(this.width),u.evalExpression(this.height),u.evalExpression(this.length),u.evalExpression(this.Nu),u.evalExpression(this.Nv));for(var b=0,c=this.faces.length;b<c;b++){l=[];for(var f=0,d=this.faces[b].length;f<d;f++)l.push(this.transformVertex(this.vertices[this.faces[b][f]]));this.primitives.push(new a.Primitive3D({vertices:l,type:"face",frontColor:this.color.getColor(),backColor:this.backcolor.getColor(),
edges:this.edges,model:this.model},this.space))}};a.OtherGeometry.prototype.changeGeometry=function(a,b,c,f,d){return this.oldWidth===a&&this.oldHeight===b&&this.oldLength===c&&this.oldNu===f&&this.oldNv===d};a.OtherGeometry.prototype.updateValues=function(a,b,c,f,d){this.oldWidth=a;this.oldHeight=b;this.oldLength=c;this.oldNv=d;this.oldNu=f};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=Math.max,g=Math.min,d=Math.PI,b=Math.cos,c=Math.sin,k=Math.abs,f,r,h,q,n,p,s,
t,m,u,l,v,w,y,C,B,D,F;a.R2=function(a,b){this.x=a||0;this.y=b||0};a.R2.prototype.set=function(a,b){this.x=a||0;this.y=b||0};a.R2.prototype.copy=function(){return new a.R2(this.x,this.y)};a.R2.prototype.ix=function(){return Math.round(e(g(this.x,32E3),-32E3))};a.R2.prototype.iy=function(){return Math.round(e(g(this.y,32E3),-32E3))};a.R2.prototype.equals=function(a){return this.x==a.x&&this.y==a.y};a.R2.prototype.norm2=function(){return this.x*this.x+this.y*this.y};a.R2.prototype.norm=function(){return Math.sqrt(this.norm2())};
a.R2.prototype.distance=function(a){r=this.copy();r.sub(a);return r.norm()};a.R2.prototype.dot=function(a){return this.x*a.x+this.y*a.y};a.R2.prototype.det=function(a){return this.x*a.y-this.y*a.x};a.R2.prototype.mul=function(a){this.x*=a;this.y*=a};a.R2.prototype.div=function(a){this.x/=a;this.y/=a};a.R2.prototype.add=function(a){this.x+=a.x;this.y+=a.y};a.R2.prototype.sub=function(a){this.x-=a.x;this.y-=a.y};a.R2.prototype.normalize=function(){f=this.norm();0!=f&&this.div(f)};a.R2.prototype.rotR90=
function(){f=this.x;this.x=this.y;this.y=-f};a.R2.prototype.rotL90=function(){f=this.x;this.x=-this.y;this.y=f};a.R2.prototype.rot=function(a){h=this.copy();p=b(a);s=c(a);this.x=h.x*p-h.y*s;this.y=h.x*s+h.y*p};a.R2.prototype.rot=function(a){this.rot(a*d/180)};a.R2.prototype.intersection=function(b,c,f,d){t=c.x-b.x;m=f.x-d.x;u=f.x-b.x;l=c.y-b.y;v=f.y-d.y;w=f.y-b.y;F=t*v-m*l;return 1E-6<k(F)?(q=(u*v-w*m)/F,n=(-u*l+w*t)/F,0<=q&&1>=q&&0<=n&&1>=n?new a.R2(b.x+t*q,b.y+l*q):null):(c.x-f.x)*w!=(c.y-f.y)*
u?null:b.x!=c.x?(y=g(b.x,c.x),C=e(b.x,c.x),y<=f.x&&f.x<=C?f:y<=d.x&&d.x<=C?d:null):f.x!=d.x?(B=g(f.x,d.x),D=e(f.x,d.x),B<=b.x&&b.x<=D?b:B<=c.x&&c.x<=D?c:null):b.y!=c.y?(y=g(b.y,c.y),C=e(b.y,c.y),y<=f.y&&f.y<=C?f:y<=d.y&&d.y<=C?d:null):f.y!=d.y?(B=g(f.y,d.y),D=e(f.y,d.y),B<=b.y&&b.y<=D?b:B<=c.y&&c.y<=D?c:null):b.x==f.x&&b.y==f.y?b:null};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d,b,c,k,f,r;a.R2Newton=function(b,c){this.evaluator=b;this.constraint=c;if("=="==this.constraint.value||
"<"==this.constraint.value||"<="==this.constraint.value||">"==this.constraint.value||">="==this.constraint.value)this.sign="<"==this.constraint.value||"<="==this.constraint.value?"menor":">"==this.constraint.value||">="==this.constraint.value?"mayor":"igual",this.constraint=this.constraint.equalToMinus(),this.constraint=this.constraint.childs[0];k=new a.R2(0,0)};a.R2Newton.prototype.getUnitNormal=function(){this.normal.normalize();return this.normal.copy()};a.R2Newton.prototype.gradient=function(a){e=
this.evaluator;f=e.getVariable("x");r=e.getVariable("y");e.setVariable("x",a.x);e.setVariable("y",a.y);this.f0=e.evalExpression(this.constraint);e.setVariable("x",e.getVariable("x")+1E-12);g=e.evalExpression(this.constraint);k.x=(g-this.f0)/1E-12;k.x=isNaN(k.x)?Infinity:k.x;e.setVariable("x",e.getVariable("x")-1E-12);e.setVariable("y",e.getVariable("y")+1E-12);g=e.evalExpression(this.constraint);k.y=(g-this.f0)/1E-12;k.y=isNaN(k.y)?Infinity:k.y;e.setVariable("x",f);e.setVariable("y",r);return k};
a.R2Newton.prototype.findZero=function(a){e=this.evaluator;c=a.copy();f=e.getVariable("x");r=e.getVariable("y");e.setVariable("x",a.x);e.setVariable("y",a.y);this.f0=e.evalExpression(this.constraint);if("menor"===this.sign&&0>=this.f0||"mayor"===this.sign&&0<=this.f0)return c;e.setVariable("x",f);e.setVariable("y",r);for(var g=0;256>g;g++)if(d=c.x,b=c.y,this.normal=this.gradient(c),0!=this.normal.norm2()&&this.normal.mul(-this.f0/this.normal.norm2()),c.x=d+this.normal.x,c.y=b+this.normal.y,1E-6>this.normal.norm()){0===
this.normal.x&&0===this.normal.y&&(this.normal.x=c.x-a.x,this.normal.y=c.y-a.y);break}return c};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.Vector2D=function(a,g){this.x=a;this.y=g};a.Vector2D.AXIS_X=new a.Vector2D(1,0);a.Vector2D.AXIS_Y=new a.Vector2D(0,1);a.Vector2D.prototype.vectorLength=function(){return Math.sqrt(this.x*this.x+this.y*this.y)};a.Vector2D.prototype.dotProduct=function(a){return this.x*a.x+this.y*a.y};a.Vector2D.prototype.angleBetweenVectors=function(a){return Math.acos(this.dotProduct(a)/
(this.vectorLength()*a.vectorLength()))};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=Math.floor,g=Math.round,d,b,c,k,f,r,h,q,n,p,s,t,m,u,l,v,w,y,C,B;a.Control=function(b,c){this.parent=b;this.evaluator=b.evaluator;var f=this.parser=b.evaluator.parser;this.id="graphic"!==c.type?"C":"G";this.gui=this.type="";this.region="south";this.y=this.x=0;this.w="video"!==c.type?100:350;this.h="video"!==c.type?23:120;"graphic"!==c.type&&"audio"!==c.type&&"video"!==c.type?"text"!==
c.type?this.expresion=f.parse("(0,0,100,23)"):(this.expresion=f.parse("(0,0,300,200)"),this.w=300,this.h=200):this.expresion=f.parse("(0,0)");this.fixed=2!=this.parent.version?!1:!0;this.visible=!0;this.color=4>this.parent.version?new a.Color("000000"):new a.Color("222222");this.colorInt="graphic"!==c.type?new a.Color("f0f8ff"):new a.Color("cc0022");this.underlined=this.italics=this.bold="";this.font_size=4>this.parent.version?-1:f.parse("12");this.parameter=this.action="";this.parameterFont="Monospace 12px";
this.drawif=f.parse("1");this.activeif=f.parse("1");this.tooltip="";this.tooltipFont="Monospace 12px";this.Explanation="";this.ExplanationFont="Monospace 12px";this.cID=this.msg_pos="";this.valueExpr=f.parse("0");this.decimals=f.parse("2");this.min=f.parse("-Infinity");this.max=f.parse("Infinity");this.incr=f.parse("0.1");this.exponentialif=this.discrete=!1;this.zIndex=-1;for(var d in c)c.hasOwnProperty(d)&&(this[d]=c[d]);"video"!==this.type&&"audio"!==this.type||"interior"===this.region||(this.region=
"interior");void 0==this.name&&(this.name=2==this.parent.version?this.id:"_nada_");this.name="_._"==this.name||"_nada_"==this.name||"_void_"==this.name?"":this.name;f=this.evaluator.evalExpression(this.expresion);this.x=g(f[0][0]);this.y=g(f[0][1]);4==f[0].length&&(this.w=g(f[0][2]),this.h=g(f[0][3]));this.actionExec=b.lessonParser.parseAction(this)};a.Control.prototype.init=function(){};a.Control.prototype.update=function(){};a.Control.prototype.draw=function(){};a.Control.prototype.getContainer=
function(){var a=this.parent.spaces,b;if("interior"===this.region)for(var c=0,f=a.length;c<f;c++){if(b=a[c],b.id===this.spaceID)return b.addCtr(this),this.zIndex=b.zIndex,b.numericalControlContainer}else{if("external"===this.region)return this.parent.externalSpace.addCtr(this),this.parent.externalSpace.container;if("scenario"===this.region)return this.cID?(this.expresion=this.evaluator.parser.parse("(0,-1000,"+this.w+","+this.h+")"),this.parent.scenarioRegion.scenarioSpace.addCtr(this),this.zIndex=
this.parent.scenarioRegion.scenarioSpace.zIndex,this.parent.scenarioRegion.scenarioSpace.numericalControlContainer):this.parent.externalSpace.container;if("north"===this.region)return this.parent.northSpace.controls.push(this),this.parent.northSpace.container;if("south"===this.region)return this.parent.southSpace.controls.push(this),this.parent.southSpace.container;if("east"===this.region)return this.parent.eastSpace.controls.push(this),this.parent.eastSpace.container;if("west"===this.region)return this.parent.westSpace.controls.push(this),
this.parent.westSpace.container;if("special"===this.region)return this.parent.specialSpace.controls.push(this),this.parent.specialSpace.container}a[0].addCtr(this);this.zIndex=a[0].zIndex;return a[0].numericalControlContainer};a.Control.prototype.addControlContainer=function(a){var b=this.getContainer();b.childNodes[0]?b.insertBefore(a,b.childNodes[0]):b.appendChild(a);b.childNodes[0]?b.insertBefore(a,b.childNodes[0]):b.appendChild(a)};a.Control.prototype.updatePositionAndSize=function(){c=k=f=r=
!1;h=this.evaluator.evalExpression(this.expresion);q=g(h[0][0]);c=g(this.x)!==q;this.x=q;q=g(h[0][1]);k=g(this.y)!==q;this.y=q;4===h[0].length&&(q=g(h[0][2]),f=g(this.w)!==q,this.w=q,q=g(h[0][3]),r=g(this.h)!==q,this.h=q);if(f||r||c||k)this.init(),this.draw()};a.Control.prototype.formatOutputValue=function(a){m=this.parent;n=a+"";p=this.evaluator.evalExpression(this.decimals);s=n.indexOf(".");-1!=s&&(t=n.substring(s+1),t.length>p&&(n=parseFloat(n).toFixed(p)));this.fixed&&(2!==m.version||2===m.version&&
!this.exponentialif)&&(n=parseFloat(a).toFixed(p));this.exponentialif&&0!=parseFloat(n)&&(n=this.fixed&&2!==m.version?parseFloat(n).toExponential(p):parseFloat(n).toExponential(),n=n.toUpperCase(),n=n.replace("+",""));return n=n.replace(".",m.decimal_symbol)};a.Control.prototype.updateAndExecAction=function(){this.parent.updateControls();"init"===this.action&&(this.click=!1);this.actionExec.execute();"animate"!==this.action&&this.parent.update()};a.Control.prototype.createGradient=function(a,c){this.linearGradient=
this.ctx.createLinearGradient(0,0,0,c);d=c*c;for(var f=0;f<c;f++)b=e(f-35*c/100),this.linearGradient.addColorStop(f/c,"rgba(0,0,0,"+b*b*192/d/255+")")};a.Control.prototype.getScreenshot=function(){v=this;u=document.createElement("canvas");u.setAttribute("width",v.w);u.setAttribute("height",v.h);l=u.getContext("2d");l.font=v.fieldFontSize+"px Arial, Helvetica, 'Droid Sans', Sans-serif";v.canvas&&(w=v.canvas.offsetLeft,y=v.canvas.offsetTop,l.drawImage(v.canvas,w,y));v.label&&(w=v.label.offsetLeft,y=
v.label.offsetTop,C=v.label.offsetWidth,B=v.label.offsetHeight,l.fillStyle="#e0e4e8",l.fillRect(w,y,C,B),l.fillStyle="black",l.textAlign="center",l.textBaseline="middle",l.fillText(v.name,w+C/2,y+B/2));v.field&&(w=v.field.offsetLeft,y=v.field.offsetTop,C=v.field.offsetWidth,B=v.field.offsetHeight,l.fillStyle="white",l.strokeStyle="#666666",l.lineWidth=1,l.fillRect(w,0,C,B),l.strokeRect(w+0.5,0.5,C-1,B-1),l.fillStyle="black",l.textAlign="center",l.textAlign="left",l.fillText(v.field.value,w+2,B/2));
v.select&&(w=v.select.offsetLeft,y=v.select.offsetTop,C=v.select.offsetWidth,B=v.select.offsetHeight,l.fillStyle="#e0e4e8",l.strokeStyle="#666666",l.lineWidth=1,l.fillRect(w,0,C,B),l.strokeRect(w+0.5,0.5,C,B-1),l.fillStyle="black",l.textAlign="center",l.textAlign="left",l.fillText(v.select.value,w+2,B/2),l.fillStyle="#c0c0c0",l.fillRect(w+C-15+0.5,0.5,15,B-1),l.strokeRect(w+C-15+0.5,0.5,15,B-1),l.fillStyle="black",l.beginPath(),l.moveTo(w+C-15+4.5,B/2-2.5),l.lineTo(w+C-15+8,B/2+2.5),l.lineTo(w+C-
15+11.5,B/2-2.5),l.closePath(),l.fill());return u};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=Math.floor,g,d,b,c,k,f,r,h,q,n,p,s,t=2E3,m=/[\w\.\-//]*(\.gif)/gi;a.Button=function(b,c){this.imageSrc="";this.image=new Image;this.imageOver=new Image;this.imageDown=new Image;a.Control.call(this,b,c);-1===this.font_size&&(this.fontSizeNotSet=!0);"["===this.name.charAt(0)&&"]"===this.name.charAt(this.name.length-1)?this.name=this.parser.parse(this.name.substring(1,this.name.length-
1)):this.name=this.parser.parse("'"+this.name+"'");var f;this.imageSrc.match("_COLORES_")&&(f=this.imageSrc.split("_"),this.colorInt=new a.Color(f[2]),this.color=new a.Color(f[3]),this.font_size=this.parser.parse(f[5]),this.imageSrc="");this.imageSrc=this.parser.parse("'"+this.imageSrc+"'");f=this.evaluator.evalExpression(this.imageSrc).trim();if(""!=f){var d=f.substr(0,f.lastIndexOf(".")),e=f.substr(f.lastIndexOf("."));f.toLowerCase().match(/vacio.gif$/)?(this.imageSrc=this.parser.parse("'vacio.gif'"),
this.image.ready=1,3===this.parent.version&&(this.name=this.parser.parse("")),this.emptyImage={ready:!0},this.parser.parse("'vacio.gif'")):(this.image=this.parent.getImage(f),this.imageOver=this.parent.getImage(d+"_over"+e),this.imageDown=this.parent.getImage(d+"_down"+e))}this.canvas=document.createElement("canvas");this.canvas.setAttribute("class","DescartesButton");this.canvas.setAttribute("id",this.id);this.canvas.setAttribute("width",this.w+"px");this.canvas.setAttribute("height",this.h+"px");
this.canvas.setAttribute("style","left: "+this.x+"px; top: "+this.y+"px; z-index: "+this.zIndex+";");this.ctx=this.canvas.getContext("2d");this.ctx.imageSmoothingEnabled=!1;this.ctx.mozImageSmoothingEnabled=!1;this.ctx.webkitImageSmoothingEnabled=!1;this.addControlContainer(this.canvas);this.registerMouseAndTouchEvents();this.init()};a.extend(a.Button,a.Control);a.Button.prototype.init=function(){g=this.evaluator;d=this.canvas;c=g.evalExpression(this.expresion);this.x=c[0][0];this.y=c[0][1];4==c[0].length&&
(this.w=parseInt(c[0][2]),this.h=parseInt(c[0][3]));d.setAttribute("width",this.w+"px");d.setAttribute("height",this.h+"px");d.setAttribute("style","left: "+this.x+"px; top: "+this.y+"px; z-index: "+this.zIndex+"; display: block; background-repeat: no-repeat;");this.fontSizeNotSet&&(this.font_size=g.parser.parse(a.getFieldFontSize(this.h)+""));this.createGradient(this.w,this.h);d.style.display=0<g.evalExpression(this.drawif)?"block":"none"};a.Button.prototype.update=function(){g=this.evaluator;d=
this.canvas;this.activeIfValue=0<g.evalExpression(this.activeif);(this.drawIfValue=0<g.evalExpression(this.drawif))?(d.style.display="block",this.draw()):d.style.display="none";d.style.cursor=this.activeIfValue?"pointer":"not-allowed";this.updatePositionAndSize()};a.Button.prototype.draw=function(){g=this.evaluator;b=this.ctx;k=g.evalExpression(this.font_size);f=g.evalExpression(this.name);r=g.evalExpression(this.imageSrc);h="vacio.gif"===r?this.emptyImage:this.parent.getImage(r);b.clearRect(0,0,
this.w,this.h);n=q=0;this.buttonClick&&(n=q=1);h&&h.ready?h!==this.emptyImage&&h.complete&&(this.image.src.match(m)?(this.canvas.style.backgroundImage="url("+this.image.src+")",this.canvas.style.backgroundPosition=parseInt((this.w-h.width)/2)+q+"px "+(parseInt((this.h-h.height)/2)+n)+"px"):b.drawImage(h,parseInt((this.w-h.width)/2)+q,parseInt((this.h-h.height)/2)+n)):(b.fillStyle=this.colorInt.getColor(),b.fillRect(0,0,this.w,this.h),this.buttonClick||(a.drawLine(b,this.w-1,0,this.w-1,this.h,"rgba(0,0,0,"+
128/255+")"),a.drawLine(b,0,0,0,this.h,"rgba(0,0,0,"+24/255+")"),a.drawLine(b,1,0,1,this.h,"rgba(0,0,0,"+8/255+")")),b.fillStyle=this.linearGradient,b.fillRect(0,0,this.w,this.h));this.activeIfValue&&""!=this.imageOver.src&&this.imageOver.ready&&this.over&&(this.image.src.match(m)?(this.canvas.style.backgroundImage="url("+this.imageOver.src+")",this.canvas.style.backgroundPosition=parseInt((this.w-h.width)/2)+q+"px "+(parseInt((this.h-h.height)/2)+n)+"px"):b.drawImage(this.imageOver,parseInt((this.w-
h.width)/2)+q,parseInt((this.h-h.height)/2)+n));this.activeIfValue&&""!=this.imageDown.src&&this.imageDown.ready&&this.buttonClick?this.image.src.match(m)?(this.canvas.style.backgroundImage="url("+this.imageDown.src+")",this.canvas.style.backgroundPosition=parseInt((this.w-h.width)/2)+q+"px "+(parseInt((this.h-h.height)/2)+n)+"px"):b.drawImage(this.imageDown,parseInt((this.w-h.width)/2)+q,parseInt((this.h-h.height)/2)+n):this.buttonClick&&!h&&(a.drawLine(b,0,0,0,this.h-2,"gray"),a.drawLine(b,0,0,
this.w-1,0,"gray"),b.fillStyle="rgba(0, 0, 0,"+24/255+")",b.fillRect(0,0,this.w,this.h));b.fillStyle=this.color.getColor();b.font=this.italics+" "+this.bold+" "+k+"px Arial";b.textAlign="center";b.textBaseline="middle";this.colorInt.getColor()!=this.color.getColor()&&(b.lineJoin="round",b.lineWidth=parseInt(k/6),b.strokeStyle=this.colorInt.getColor(),b.strokeText(f,e(this.w/2+q)+0.5,e(this.h/2+n)+0.5));b.fillText(f,e(this.w/2+q)+0.5,e(this.h/2+n)+0.5);this.underlined&&(p=b.measureText(f).width,b.strokeStyle=
this.color.getColor(),b.lineWidth=e(k/10)||2,b.lineCap="round",b.beginPath(),b.moveTo(parseInt((this.w-p)/2)+q,e((this.h+k)/2)+e(k/5)-1.5+n),b.lineTo(parseInt((this.w+p)/2)+q,e((this.h+k)/2)+e(k/5)-1.5+n),b.stroke());this.activeIfValue||(b.fillStyle="rgba(240,240,240,"+160/255+")",b.fillRect(0,0,this.w,this.h))};a.Button.prototype.bottonPressed=function(){this.updateAndExecAction()};a.Button.prototype.registerMouseAndTouchEvents=function(){function b(a,c,f){clearInterval(g);h.buttonClick&&h.drawIfValue&&
h.activeIfValue&&(c.call(h),a=f?a:100,g=setTimeout(function(){b(a,c)},a))}function c(d){document.body.focus();d.preventDefault();d.stopPropagation();document.activeElement!=document.body&&document.activeElement.blur();h.whichButton=a.whichButton(d);"L"==h.whichButton&&h.activeIfValue&&(h.buttonClick=!0,h.draw(),h.evaluator.setVariable(h.id,h.evaluator.evalExpression(h.valueExpr)),"calculate"==h.action&&b(t,h.bottonPressed,!0),s?(h.canvas.removeEventListener("touchend",f),h.canvas.addEventListener("touchend",
f)):(h.canvas.removeEventListener("mouseup",f),h.canvas.addEventListener("mouseup",f)))}function f(a){document.body.focus();if(h.activeIfValue||h.buttonClick)h.buttonClick=!1,h.draw(),"calculate"!=h.action&&h.bottonPressed(),a.preventDefault(),a.stopPropagation(),s?h.canvas.removeEventListener("touchend",f):h.canvas.removeEventListener("mouseup",f)}function d(a){h.over=!0;h.draw()}function e(a){h.over=!1;h.buttonClick=!1;h.draw()}s=a.hasTouchSupport;var h=this,g;h.canvas.oncontextmenu=function(){return!1};
this.over=this.buttonClick=!1;s?this.canvas.addEventListener("touchstart",c):(this.canvas.addEventListener("mousedown",c),this.canvas.addEventListener("mouseover",d),this.canvas.addEventListener("mouseout",e))};a.Button.prototype.getScreenshot=function(){return this.canvas};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d,b,c,k,f,r,h,q,n,p,s,t,m,u,l,v;a.Spinner=function(b,c){a.Control.call(this,b,c);this.tabindex=++this.parent.tabindex;"["===this.name.charAt(0)&&
"]"===this.name.charAt(this.name.length-1)?this.name=this.parser.parse(this.name.substring(1,this.name.length-1)):this.name=this.parser.parse("'"+this.name+"'");this.containerControl=document.createElement("div");this.canvas=document.createElement("canvas");this.divUp=document.createElement("div");this.divDown=document.createElement("div");this.field=document.createElement("input");this.label=document.createElement("label");this.containerControl.appendChild(this.label);this.containerControl.appendChild(this.field);
this.containerControl.appendChild(this.canvas);this.containerControl.appendChild(this.divUp);this.containerControl.appendChild(this.divDown);this.addControlContainer(this.containerControl);v=this.evaluator.parser.parse("1");this.originalIncr=this.incr;if(0>=this.evaluator.evalExpression(this.decimals)||0==this.evaluator.evalExpression(this.incr)){var f=this.evaluator.evalExpression(this.incr);0<f?this.originalIncr=this.incr=this.evaluator.parser.parse(parseInt(f).toString()):this.incr=v}this.registerMouseAndTouchEvents();
this.init()};a.extend(a.Spinner,a.Control);a.Spinner.prototype.init=function(){e=this.evaluator;var b=e.evalExpression(this.name).toString();this.label.innerHTML=b;this.value=this.validateValue(e.evalExpression(this.valueExpr));var c=this.formatOutputValue(this.value);this.fieldFontSize=2!==this.parent.version?a.getFieldFontSize(this.h):10;var f=2!==this.parent.version?"":"_____",d=a.getTextWidth(c+"_",this.fieldFontSize+"px Arial"),h=2+parseInt(this.h/2),g=parseInt(this.w/2-h/2),f=a.getTextWidth(b+
f,this.fieldFontSize+"px Arial");this.visible||(g=this.w-h,d=0);g<f&&(g=f);""==b&&(g=0);this.w-g-h<d&&(g=this.w-h-d);0>g&&(g=0);b=this.w-(g+h);this.containerControl.setAttribute("class","DescartesSpinnerContainer");this.containerControl.setAttribute("style","width: "+this.w+"px; height: "+this.h+"px; left: "+this.x+"px; top: "+this.y+"px; z-index: "+this.zIndex+";");this.containerControl.setAttribute("id",this.id);this.canvas.setAttribute("width",h+"px");this.canvas.setAttribute("height",this.h+"px");
this.canvas.setAttribute("style","position: absolute; left: "+g+"px; top: 0px;");this.ctx=this.canvas.getContext("2d");this.divUp.setAttribute("style","background-color: rgba(255, 255, 255, 0); cursor: pointer; position: absolute; width : "+h+"px; height : "+this.h/2+"px; left: "+g+"px; top: 0px;");this.divDown.setAttribute("style","background-color: rgba(255, 255, 255, 0); cursor: pointer; position: absolute; width : "+h+"px; height : "+this.h/2+"px; left: "+g+"px; top: "+this.h/2+"px;");this.field.setAttribute("type",
"text");this.field.setAttribute("id",this.id+"_spinner");this.field.setAttribute("class","DescartesSpinnerField");this.field.setAttribute("style","font-family: Arial; font-size: "+this.fieldFontSize+"px; width : "+b+"px; height : "+this.h+"px; left: "+(h+g)+"px;");this.field.setAttribute("tabindex",this.tabindex);this.field.value=c;this.label.setAttribute("class","DescartesSpinnerLabel");this.label.setAttribute("style","font-size:"+this.fieldFontSize+"px; width: "+g+"px; height: "+this.h+"px; line-height: "+
this.h+"px;");e.setVariable(this.id,this.value);this.createGradient(this.h/2,this.h)};a.Spinner.prototype.update=function(){e=this.evaluator;this.label.innerHTML=e.evalExpression(this.name).toString();0>=e.evalExpression(this.decimals)?(g=e.evalExpression(this.incr),0<g?this.originalIncr=this.incr=e.parser.parse(parseInt(g).toString()):this.incr=v):this.incr=0!=e.evalExpression(this.originalIncr)?this.originalIncr:v;this.activeIfValue=0<e.evalExpression(this.activeif);this.drawIfValue=0<e.evalExpression(this.drawif);
this.field.disabled=!this.activeIfValue;this.drawIfValue?(this.containerControl.style.display="block",this.draw()):(this.click=!1,this.containerControl.style.display="none");this.updatePositionAndSize();this.parent.animation.playing&&document.activeElement==this.field||(d=this.field.value,b=this.value,this.value=this.validateValue(e.getVariable(this.id)),this.field.value=this.formatOutputValue(this.value),this.value==b&&this.field.value!=d&&(this.value=this.validateValue(d),this.field.value=this.formatOutputValue(this.value)),
e.setVariable(this.id,this.value))};a.Spinner.prototype.draw=function(){c=this.ctx;k=this.canvas.width;f=this.canvas.height;c.fillStyle="#f0f8ff";c.fillRect(0,0,k,f);c.fillStyle=this.linearGradient;c.fillRect(0,0,k,f);this.up?(r="gray",h="#f0f8ff"):(r="#f0f8ff",h="gray");a.drawLine(c,0,0,k,0,r);a.drawLine(c,0,0,0,f/2,r);a.drawLine(c,0,f/2,k,f/2,h);this.down?(r="gray",h="#f0f8ff"):(r="#f0f8ff",h="gray");a.drawLine(c,0,f/2+1,k,f/2+1,r);a.drawLine(c,0,f/2+1,0,f,r);a.drawLine(c,0,f-1,k,f-1,h);q=[parseInt(k/
2+1),parseInt(k/5+1),parseInt(k-k/5+1)];n=[parseInt(f/8+1),parseInt(f/8+1+f/4),parseInt(f/8+1+f/4)];c.fillStyle=this.activeIfValue?"#2244cc":"#8888aa";c.beginPath();c.moveTo(q[0],n[0]);c.lineTo(q[1],n[1]);c.lineTo(q[2],n[2]);c.fill();n=[parseInt(f-f/8),parseInt(f-f/8-f/4),parseInt(f-f/8-f/4)];c.fillStyle=this.activeIfValue?"#d00018":"#aa8888";c.beginPath();c.moveTo(q[0],n[0]);c.lineTo(q[1],n[1]);c.lineTo(q[2],n[2]);c.fill();c.fillStyle="rgba(0,0,0,"+24/255+")";this.up&&c.fillRect(0,0,k,f/2);this.down&&
c.fillRect(0,f/2,k,f)};a.Spinner.prototype.validateValue=function(a){e=this.evaluator;isNaN(parseFloat(a))||a.toString().match("e")&&(a=parseFloat(a).toFixed(20));a=a.toString();a=a.replace(this.parent.decimal_symbol,".");p=a==parseFloat(a)?parseFloat(a):parseFloat(e.evalExpression(e.parser.parse(a)));isNaN(p)&&(p=0);m=e.evalExpression(this.min);u=e.evalExpression(this.max);""===m&&(m=-Infinity);""===u&&(u=Infinity);p<m&&(p=m);p>u&&(p=u);this.discrete&&(s=e.evalExpression(this.incr),p=0==s?0:s*Math.round(p/
s));t=e.evalExpression(this.decimals);0>=t&&(t=0);return p=parseFloat(parseFloat(p).toFixed(t))};a.Spinner.prototype.increase=function(){this.changeValue(parseFloat(this.value)+this.evaluator.evalExpression(this.incr))};a.Spinner.prototype.decrease=function(){this.changeValue(parseFloat(this.value)-this.evaluator.evalExpression(this.incr))};a.Spinner.prototype.changeValue=function(a){this.activeIfValue&&(this.value=this.validateValue(a),this.field.value=this.formatOutputValue(this.value),this.evaluator.setVariable(this.id,
this.value),this.updateAndExecAction())};a.Spinner.prototype.registerMouseAndTouchEvents=function(){function b(a,c,f){clearInterval(m);if(k.up||k.down)c.call(k),a=f?a:30,m=setTimeout(function(){b(a,c)},a)}function c(f){f.preventDefault();k.whichButton=a.whichButton(f);"L"==k.whichButton&&k.activeIfValue&&(k.up=!0,b(r,k.increase,!0),k.draw())}function f(c){c.preventDefault();k.whichButton=a.whichButton(c);"L"==k.whichButton&&k.activeIfValue&&(k.down=!0,b(r,k.decrease,!0),k.draw())}function d(a){k.up=
!1;clearInterval(m);k.draw();a.preventDefault()}function e(a){k.down=!1;clearInterval(m);k.draw();a.preventDefault()}function h(a){k.up=!1;clearInterval(m);k.draw();a.preventDefault()}function g(a){k.down=!1;clearInterval(m);k.draw();a.preventDefault()}l=a.hasTouchSupport;var k=this,r=l?500:200,m;k.divUp.oncontextmenu=k.divDown.oncontextmenu=k.field.oncontextmenu=k.label.oncontextmenu=function(){return!1};l?this.label.addEventListener("touchstart",function(a){a.preventDefault();return!1}):this.label.addEventListener("mousedown",
function(a){a.preventDefault();return!1});this.field.addEventListener("keydown",function(a){13==a.keyCode&&k.changeValue(k.field.value)});l?this.divUp.addEventListener("touchstart",c):this.divUp.addEventListener("mousedown",c);l?this.divDown.addEventListener("touchstart",f):this.divDown.addEventListener("mousedown",f);l||this.divUp.addEventListener("mouseout",d);l||this.divDown.addEventListener("mouseout",e);l?(this.divUp.addEventListener("touchend",h),window.addEventListener("touchend",h)):(this.divUp.addEventListener("mouseup",
h),window.addEventListener("mouseup",h));l?(this.divDown.addEventListener("touchend",g),window.addEventListener("touchend",g)):(this.divDown.addEventListener("mouseup",g),window.addEventListener("mouseup",g));k.field.addEventListener("click",function(a){this.select();this.focus()})};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d,b,c,k,f;a.TextField=function(b,c){a.Control.call(this,b,c);"["===this.name.charAt(0)&&"]"===this.name.charAt(this.name.length-1)?this.name=
this.parser.parse(this.name.substring(1,this.name.length-1)):this.name=this.parser.parse("'"+this.name+"'");void 0===this.valueExprString&&(this.valueExprString=this.onlyText?"0":"");this.emptyString=!1;this.ok=0;this.tabindex=++this.parent.tabindex;if(this.answer)if(this.answer.match("krypto_")&&(this.answer=(new a.Krypto).decode(this.answer.substring(7))),this.answerPattern=this.answer,this.answer=a.buildRegularExpresionsPatterns(this.answer,this.evaluator),this.onlyText){var f=this.answerPattern.indexOf("|");
this.firstAnswer=-1==f?this.answerPattern:this.answerPattern.substring(0,f)}else this.firstAnswer=this.parser.parse(this.answerPattern.substring(1,this.answerPattern.indexOf(",")));this.onlyText&&(this.valueExprString.match(/^'/)&&this.valueExprString.match(/'$/)||(this.valueExpr=this.evaluator.parser.parse("'"+this.valueExprString+"'")),this.validateValue=function(a){return"''"==a||"'"==a?"":a&&a.match(/^'/)&&a.match(/'$/)?a.substring(1,a.length-1):a},this.formatOutputValue=function(a){return a.toString()});
""==name.trim()&&(name="");this.containerControl=document.createElement("div");this.field=document.createElement("input");this.label=document.createElement("label");this.containerControl.appendChild(this.label);this.containerControl.appendChild(this.field);this.addControlContainer(this.containerControl);this.registerMouseAndTouchEvents();this.init()};a.extend(a.TextField,a.Control);a.TextField.prototype.init=function(){e=this.evaluator;var b=e.evalExpression(this.name).toString();this.label.innerHTML=
b;this.value=this.validateValue(e.evalExpression(this.valueExpr));var c=this.formatOutputValue(this.value);this.fieldFontSize=a.getFieldFontSize(this.h);var f=a.getTextWidth(c+"_",this.fieldFontSize+"px Arial"),d=parseInt(this.w/2),g=a.getTextWidth(b,this.fieldFontSize+"px Arial");this.visible||(d=this.w,f=0);d<g&&(d=g);""==b&&(d=0);this.w-d<f&&(d=this.w-f);0>d&&(d=0);b=this.w-d;this.containerControl.setAttribute("class","DescartesTextFieldContainer");this.containerControl.setAttribute("style","width: "+
this.w+"px; height: "+this.h+"px; left: "+this.x+"px; top: "+this.y+"px; z-index: "+this.zIndex+";");this.field.setAttribute("type","text");this.field.setAttribute("id",this.id+"TextField");this.field.setAttribute("class","DescartesTextFieldField");this.field.setAttribute("style","font-size: "+this.fieldFontSize+"px; width : "+b+"px; height : "+this.h+"px; left: "+d+"px;");this.field.setAttribute("tabindex",this.tabindex);this.field.value=c;this.label.setAttribute("class","DescartesTextFieldLabel");
this.label.setAttribute("style","font-size:"+this.fieldFontSize+"px; width: "+d+"px; height: "+this.h+"px; line-height: "+this.h+"px;");this.evaluate&&(this.ok=this.evaluateAnswer());this.evaluator.setVariable(this.id,this.value);this.evaluator.setVariable(this.id+".ok",this.ok);this.oldValue=this.value;this.update()};a.TextField.prototype.update=function(){e=this.evaluator;this.label.innerHTML=e.evalExpression(this.name).toString();this.activeIfValue=0<e.evalExpression(this.activeif);this.drawIfValue=
0<e.evalExpression(this.drawif);this.field.disabled=!this.activeIfValue;this.containerControl.style.display=this.drawIfValue?"block":"none";this.updatePositionAndSize();this.parent.animation.playing&&document.activeElement==this.field||(g=this.field.value,d=this.value,this.value=this.validateValue(e.getVariable(this.id)),this.field.value=this.formatOutputValue(this.value),this.value===d&&this.field.value!=g&&(this.value=this.validateValue(g),this.field.value=this.formatOutputValue(this.value)),e.setVariable(this.id,
this.value))};a.TextField.prototype.validateValue=function(a){if(""===a||"''"==a)return"";e=this.evaluator;a=a.toString().replace(this.parent.decimal_symbol,".");b=a==parseFloat(a)?parseFloat(a):parseFloat(e.evalExpression(e.parser.parse(a)));isNaN(b)&&(b=0);c=e.evalExpression(this.min);""==c&&(c=-Math.Infinity);k=e.evalExpression(this.max);""==k&&(k=Math.Infinity);this.discrete&&(a=e.evalExpression(this.incr),b=0==a?0:a*Math.round(b/a));return b=parseFloat(parseFloat(b).toFixed(e.evalExpression(this.decimals)))};
a.TextField.prototype.formatOutputValue=function(a){return""===a?"":this.uber.formatOutputValue.call(this,a)};a.TextField.prototype.changeValue=function(a,b){this.activeIfValue&&(this.value=this.validateValue(a),this.field.value=this.formatOutputValue(this.value),this.evaluate&&(this.ok=this.evaluateAnswer()),this.evaluator.setVariable(this.id,this.value),this.evaluator.setVariable(this.id+".ok",this.ok),this.updateAndExecAction())};a.TextField.prototype.evaluateAnswer=function(){return a.esCorrecto(this.answer,
this.value,this.evaluator,this.answer)};a.TextField.prototype.getFirstAnswer=function(){return this.answer?this.onlyText?this.firstAnswer:this.evaluator.evalExpression(this.firstAnswer):""};a.TextField.prototype.registerMouseAndTouchEvents=function(){f=a.hasTouchSupport;var b=this;b.field.oncontextmenu=b.label.oncontextmenu=function(){return!1};f?b.label.addEventListener("touchstart",function(a){a.preventDefault();return!1}):b.label.addEventListener("mousedown",function(a){a.preventDefault();return!1});
this.field.addEventListener("blur",function(a){b.changeValue(b.field.value,!0)});this.field.addEventListener("keydown",function(a){b.activeIfValue&&13==a.keyCode&&b.changeValue(b.field.value,!0)});b.field.addEventListener("click",function(a){this.select();this.focus()})};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=Math.abs,g,d,b,c,k,f,r,h,q,n,p;a.Menu=function(b,c){this.options="";a.Control.call(this,b,c);g=this.parser;d=this.evaluator;this.ok=0;this.tabindex=++this.parent.tabindex;
this.answer&&(this.answer.match("krypto_")&&(this.answer=(new a.Krypto).decode(this.answer.substring(7))),this.answer=parseInt(this.answer.split(",")[0].replace("[",""))||0);"["===this.name.charAt(0)&&"]"===this.name.charAt(this.name.length-1)?this.name=this.parser.parse(this.name.substring(1,this.name.length-1)):this.name=this.parser.parse("'"+this.name+"'");this.options=this.options.split(",");this.menuOptions=[];this.strValue=[];for(var f,e=0,h=this.options.length;e<h;e++)f=this.customSplit(this.options[e]),
1==f.length?(this.menuOptions.push(f[0]),this.strValue.push(e.toString())):2==f.length&&(this.menuOptions.push(f[0]),""==f[1]?this.strValue.push(e.toString()):this.strValue.push(f[1]));e=0;for(h=this.menuOptions.length;e<h;e++)this.menuOptions[e].match(/^\[/)&&this.menuOptions[e].match(/\]$/)?this.menuOptions[e]=g.parse(this.menuOptions[e].substring(1,this.menuOptions[e].length-1)):this.menuOptions[e]=g.parse("'"+this.menuOptions[e]+"'");e=0;for(h=this.strValue.length;e<h;e++)this.strValue[e].match(/^\[/)&&
this.strValue[e].match(/\]$/)?this.strValue[e]=g.parse(this.strValue[e].substring(1,this.strValue[e].length-1)):this.strValue[e]=g.parse(this.strValue[e]);this.containerControl=document.createElement("div");this.label=document.createElement("label");this.select=document.createElement("select");e=0;for(h=this.menuOptions.length;e<h;e++)f=document.createElement("option"),f.innerHTML=d.evalExpression(this.menuOptions[e]),this.select.appendChild(f);this.field=document.createElement("input");this.containerControl.appendChild(this.label);
this.containerControl.appendChild(this.select);this.visible&&this.containerControl.appendChild(this.field);this.addControlContainer(this.containerControl);this.registerMouseAndTouchEvents();this.init()};a.extend(a.Menu,a.Control);a.Menu.prototype.init=function(){d=this.evaluator;var b=d.evalExpression(this.name).toString();this.label.innerHTML=b;this.fieldFontSize=2!=this.parent.version?a.getFieldFontSize(this.h):10;var c=0,f=0,e=0;this.value=d.evalExpression(this.valueExpr);this.indexValue=this.getIndex(this.value);
for(var h=0,g=this.menuOptions.length;h<g;h++)e=a.getTextWidth(d.evalExpression(this.menuOptions[h]).toString(),this.fieldFontSize+"px Arial"),e>c&&(c=e,f=h);c+=25;e=a.getTextWidth(this.formatOutputValue(d.evalExpression(this.strValue[f])),this.fieldFontSize+"px Arial")+7;f=a.getTextWidth(b,this.fieldFontSize+"px Arial")+10;""==b&&(f=0);this.visible||(e=0);for(b=this.w-e-f;b<c&&0<f;)f--,b++;for(;b<c&&0<e;)e--,b++;for(;f+b+e+1<this.w;)b++,e++;c=f;h=c+b;e=this.w-h;g=this.formatOutputValue(d.evalExpression(this.strValue[this.indexValue]));
this.containerControl.setAttribute("class","DescartesMenuContainer");this.containerControl.setAttribute("style","width: "+this.w+"px; height: "+this.h+"px; left: "+this.x+"px; top: "+this.y+"px; z-index: "+this.zIndex+";");this.label.setAttribute("class","DescartesMenuLabel");this.label.setAttribute("style","font-size:"+this.fieldFontSize+"px; width: "+f+"px; height: "+this.h+"px; line-height: "+this.h+"px;");this.field.setAttribute("type","text");this.field.setAttribute("id",this.id+"_menuField");
this.field.value=g;this.field.setAttribute("class","DescartesMenuField");this.field.setAttribute("style","font-size: "+this.fieldFontSize+"px; width : "+e+"px; height : "+this.h+"px; left: "+h+"px;");this.field.setAttribute("tabindex",this.tabindex);this.select.setAttribute("id",this.id+"_menuSelect");this.select.setAttribute("class","DescartesMenuSelect");this.select.setAttribute("style","text-align: left; font-size: "+this.fieldFontSize+"px; line-height: "+this.h+"px; width : "+b+"px; height : "+
this.h+"px; left: "+c+"px; border-color: #7a8a99; border-width: 1.5px; border-style: solid; background-color: #eeeeee;");this.select.setAttribute("tabindex",this.tabindex);this.select.selectedIndex=this.indexValue;d.setVariable(this.id,parseFloat(g));this.update()};a.Menu.prototype.update=function(){d=this.evaluator;this.activeIfValue=0<d.evalExpression(this.activeif);this.drawIfValue=0<d.evalExpression(this.drawif);this.field.disabled=this.activeIfValue?!1:!0;this.select.disabled=this.activeIfValue?
!1:!0;this.drawIfValue?this.containerControl.style.display="block":(this.click=!1,this.containerControl.style.display="none");this.updatePositionAndSize();if(!this.parent.animation.playing||document.activeElement!=this.select){this.label.innerHTML=d.evalExpression(this.name).toString();for(var a=0,b=this.menuOptions.length;a<b;a++)this.select.options[a].innerHTML=d.evalExpression(this.menuOptions[a]);this.value=d.getVariable(this.id);isNaN(this.value)&&(this.value=0);this.field.value=this.formatOutputValue(this.value);
d.setVariable(this.id,parseFloat(this.value));this.select.selectedIndex=parseFloat(this.getIndex(this.value))}this.ok=this.value==this.answer?1:0;this.evaluator.setVariable(this.id+".ok",this.ok)};a.Menu.prototype.customSplit=function(a){r=!1;h="";q=0;for(n=-1;q<a.length;){p=a.charAt(q);a.charAt(q-1);if("["===p&&-1===n){if(r||""!=h)h+="\u00a6";n++}else"["===p?n++:"]"===p&&0===n?(r=!0,n--):"]"==a.charAt(q)&&(n=0>n?n:n-1);h+=a.charAt(q);q++}return h.split("\u00a6")};a.Menu.prototype.getIndex=function(a){a=
parseFloat(a.toString().replace(this.parent.decimal_symbol,"."));b=-1;c=Infinity;for(var f=0,d=this.strValue.length;f<d;f++)k=e(a-parseFloat(this.evaluator.evalExpression(this.strValue[f]))),k<=c&&(c=k,b=f);return b};a.Menu.prototype.changeValue=function(){this.activeIfValue&&(this.evaluator.setVariable(this.id,this.value),this.updateAndExecAction())};a.Menu.prototype.registerMouseAndTouchEvents=function(){f=a.hasTouchSupport;var b=this;b.select.oncontextmenu=b.label.oncontextmenu=b.field.oncontextmenu=
function(){return!1};f?b.label.addEventListener("touchstart",function(a){a.preventDefault();return!1}):b.label.addEventListener("mousedown",function(a){a.preventDefault();return!1});this.select.addEventListener("change",function(a){b.value=b.evaluator.evalExpression(b.strValue[this.selectedIndex]);b.field.value=b.formatOutputValue(b.value);b.evaluator.setVariable(b.id,b.field.value);b.changeValue();a.preventDefault()});this.field.addEventListener("keydown",function(a){13==a.keyCode&&(b.indexValue=
b.getIndex(b.field.value),b.value=b.evaluator.evalExpression(b.strValue[b.indexValue]),b.field.value=b.formatOutputValue(b.indexValue),b.select.selectedIndex=b.indexValue,b.changeValue())});b.field.addEventListener("click",function(a){this.select();this.focus()});b.select.addEventListener("mouse",function(a){this.focus()})};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=Math.floor,g="h",d,b,c,k,f,r,h,q,n,p,s,t,m,u,l,v,w,y,C,B,D;a.Scrollbar=function(b,c){a.Control.call(this,
b,c);"["===this.name.charAt(0)&&"]"===this.name.charAt(this.name.length-1)?this.name=this.parser.parse(this.name.substring(1,this.name.length-1)):this.name=this.parser.parse("'"+this.name+"'");this.orientation=this.w>=this.h?g:"v";this.containerControl=document.createElement("div");this.canvas=document.createElement("canvas");this.divUp=document.createElement("div");this.divDown=document.createElement("div");this.field=document.createElement("input");this.scrollManipulator=document.createElement("div");
this.label=document.createElement("label");this.containerControl.appendChild(this.canvas);this.containerControl.appendChild(this.label);this.containerControl.appendChild(this.divUp);this.containerControl.appendChild(this.divDown);this.containerControl.appendChild(this.field);this.containerControl.appendChild(this.scrollManipulator);this.addControlContainer(this.containerControl);this.registerMouseAndTouchEvents();this.init()};a.extend(a.Scrollbar,a.Control);a.Scrollbar.prototype.init=function(){d=
this.evaluator;this.findOffset();0==d.evalExpression(this.decimals)?this.incr=1:this.incr=(d.evalExpression(this.max)-d.evalExpression(this.min))/100;this.value=this.validateValue(d.evalExpression(this.valueExpr));c=this.formatOutputValue(this.value);k=this.evaluator.evalExpression(this.expresion);this.x=k[0][0];this.y=k[0][1];4==k[0].length&&(this.w=k[0][2],this.h=k[0][3]);this.orientation=this.w>=this.h?g:"v";this.initScroll(c);this.changeScrollPositionFromValue();this.prePos=this.pos;d.setVariable(this.id,
this.value)};a.Scrollbar.prototype.initScroll=function(c){b=this;d=b.evaluator;var f=d.evalExpression(b.name).toString();b.label.innerHTML=f;var e="v"===b.orientation?parseInt(19+5*(b.h-100)/100):b.h;b.fieldFontSize="v"===b.orientation?e-parseInt(b.h/20)-1:2!==b.parent.version?a.getFieldFontSize(e):10;var h=a.getTextWidth(c+"_",b.fieldFontSize+"px Arial"),g=b.parent.getSpaceById(b.spaceID).h;b.labelHeight=""==f?0:e;b.fieldHeight=""==b.visible?0:e;if("v"===b.orientation)b.canvasWidth=b.w,b.canvasHeight=
b.h-b.labelHeight-b.fieldHeight,18<=b.canvasHeight+b.y-g&&(b.canvasHeight=g),f=0,f=b.fieldHeight,h=f+b.canvasHeight,b.canvasX=0,b.canvasY=b.fieldHeight,b.labelWidth=b.w,b.labelY=h,b.upWidth=b.downW=b.w,b.upHeight=b.downH=15,b.upX=0,b.upY=b.fieldHeight,b.downX=0,b.downY=h-b.downH,b.fieldWidth=b.w,b.fieldX=0,b.scrollManipulatorW=b.w,b.scrollManipulatorH=parseInt((b.canvasHeight-b.upHeight-b.downH-b.labelHeight-b.fieldHeight)/10),b.scrollManipulatorH=15>b.scrollManipulatorH?15:b.scrollManipulatorH,b.scrollManipulatorLimInf=
h-b.downH-b.scrollManipulatorH,b.scrollManipulatorLimSup=f+b.downH;else{e=a.getTextWidth(f,b.fieldFontSize+"px Arial")+10;b.labelWidth=e;b.fieldWidth=h;""==f&&(b.labelWidth=0);b.visible||(b.fieldWidth=0);for(h=b.w-b.fieldWidth-b.labelWidth;58>h&&0<b.labelWidth;)b.labelWidth--,h++;for(;58>h&&0<b.fieldWidth;)b.fieldWidth--,h++;f=b.labelWidth;e=f+h;b.fieldWidth=b.w-e;b.canvasWidth=h;b.canvasHeight=b.h;b.canvasX=b.labelWidth;b.canvasY=0;b.fieldX=b.canvasWidth+b.labelWidth;b.labelHeight=b.h;b.labelY=0;
b.upWidth=b.downW=15;b.upHeight=b.downH=b.h;b.upX=e-b.downW;b.upY=0;b.downX=b.labelWidth;b.downY=0;b.scrollManipulatorW=parseInt((b.canvasWidth-b.upWidth-b.downW)/10);b.scrollManipulatorW=15>b.scrollManipulatorW?15:b.scrollManipulatorW;b.scrollManipulatorH=b.h;b.scrollManipulatorLimInf=f+b.downW;b.scrollManipulatorLimSup=f+b.canvasWidth-b.downW-b.scrollManipulatorW}b.containerControl.setAttribute("class","DescartesScrollbarContainer");b.containerControl.setAttribute("style","width: "+b.w+"px; height: "+
b.h+"px; left: "+b.x+"px; top: "+b.y+"px; z-index: "+b.zIndex+";");b.canvas.setAttribute("width",b.w+"px");b.canvas.setAttribute("height",b.h+"px");b.canvas.setAttribute("style","position: absolute; left: 0px; top: 0px;");b.ctx=b.canvas.getContext("2d");b.divUp.setAttribute("class","DescartesCatcher");b.divUp.setAttribute("style","width : "+b.upWidth+"px; height : "+b.upHeight+"px; left: "+b.upX+"px; top: "+b.upY+"px;");b.divDown.setAttribute("class","DescartesCatcher");b.divDown.setAttribute("style",
"width : "+b.downW+"px; height : "+b.downH+"px; left: "+b.downX+"px; top: "+b.downY+"px;");b.scrollManipulator.setAttribute("class","DescartesCatcher");b.scrollManipulator.setAttribute("style","width : "+b.scrollManipulatorW+"px; height : "+b.scrollManipulatorH+"px;");b.scrollManipulator.style.top=("v"===b.orientation?b.scrollManipulatorLimInf:0)+"px";b.scrollManipulator.style.left=("v"===b.orientation?0:b.scrollManipulatorLimInf)+"px";b.field.setAttribute("type","text");b.field.setAttribute("id",
b.id+"scrollbar");b.field.setAttribute("class","DescartesScrollbarField");b.field.setAttribute("style","font-size: "+b.fieldFontSize+"px; width : "+b.fieldWidth+"px; height : "+b.fieldHeight+"px; left: "+b.fieldX+"px; top: 0px;");b.field.value=c;0===b.fieldHeight&&(b.field.style.display="none");b.label.setAttribute("class","DescartesScrollbarLabel");b.label.setAttribute("style","font-size:"+b.fieldFontSize+"px; width: "+b.labelWidth+"px; height: "+b.labelHeight+"px; line-height: "+b.labelHeight+"px; left: 0px; top:"+
b.labelY+"px;")};a.Scrollbar.prototype.update=function(){d=this.evaluator;this.label.innerHTML=d.evalExpression(this.name).toString();0==d.evalExpression(this.decimals)?this.incr=1:this.incr=(d.evalExpression(this.max)-d.evalExpression(this.min))/100;this.activeIfValue=0<d.evalExpression(this.activeif);this.drawIfValue=0<d.evalExpression(this.drawif);this.field.disabled=!this.activeIfValue;this.drawIfValue?(this.containerControl.style.display="block",this.draw()):this.containerControl.style.display=
"none";this.updatePositionAndSize();var a=this.validateValue(d.getVariable(this.id));a==this.value||0<Math.abs(a-this.value)&&1E-9>Math.abs(a-this.value)||(this.value=a,this.changeScrollPositionFromValue(),this.prePos=this.pos);this.value=a;this.field.value=this.formatOutputValue(this.value);d.setVariable(this.id,this.value)};a.Scrollbar.prototype.draw=function(){b=this;f=b.ctx;h=e(this.w);r=e(this.h);f.fillStyle="#e0e4e8";f.fillRect(0,0,h,r);f.strokeStyle="#7a8a99";b.down&&(f.fillStyle="#ccdcec",
f.fillRect(b.downX+0.5,b.downY+0.5,b.downW,b.downH-1));f.strokeRect(b.downX+0.5,b.downY+0.5,b.downW,b.downH-1);b.up&&(f.fillStyle="#ccdcec",f.fillRect(b.upX+0.5,b.upY-0.5,b.upWidth,b.upHeight+1));f.strokeRect(b.upX+0.5,b.upY-0.5,b.upWidth,b.upHeight+1);q=4;f.fillStyle="black";f.beginPath();b.orientation===g?(f.moveTo(b.downX+q,b.downH/2),f.lineTo(b.downX+b.downW-q,q),f.lineTo(b.downX+b.downW-q,b.downH-q),f.moveTo(b.upX+b.upWidth-q,b.downH/2),f.lineTo(b.upX+q,q),f.lineTo(b.upX+q,b.downH-q),f.fill(),
b.activeIfValue&&(n=e(b.pos),f.fillStyle="#ccdcec",f.fillRect(n+0.5,0,e(b.scrollManipulatorW),r),f.strokeStyle="#6382bf",f.strokeRect(n+0.5,0,e(b.scrollManipulatorW),r),p=e(b.scrollManipulatorW/2),f.beginPath(),f.moveTo(n+p+0.5-2,3),f.lineTo(n+p+0.5-2,r-3),f.moveTo(n+p+0.5,3),f.lineTo(n+p+0.5,r-3),f.moveTo(n+p+0.5+2,3),f.lineTo(n+p+0.5+2,r-3),f.stroke())):(f.moveTo(b.downX+b.downW/2,b.downY+b.downH-q),f.lineTo(b.downX+q,b.downY+q),f.lineTo(b.downX+b.downW-q,b.downY+q),f.moveTo(b.upX+b.upWidth/2,b.upY+
q),f.lineTo(b.upX+q,b.upY+b.upHeight-q),f.lineTo(b.upX+b.upWidth-q,b.upY+b.upHeight-q),f.fill(),b.activeIfValue&&(n=e(b.pos),f.fillStyle="#ccdcec",f.fillRect(0,n+0.5,h,e(b.scrollManipulatorH)),f.strokeStyle="#6382bf",f.strokeRect(0,n+0.5,h,e(b.scrollManipulatorH)),p=e(b.scrollManipulatorH/2),f.beginPath(),f.moveTo(3,n+p+0.5-2),f.lineTo(h-3,n+p+0.5-2),f.moveTo(3,n+p+0.5),f.lineTo(h-3,n+p+0.5),f.moveTo(3,n+p+0.5+2),f.lineTo(h-3,n+p+0.5+2),f.stroke()));f.strokeRect(0.5,0.5,h-1,r-1);b.activeIfValue||
(f.fillStyle="rgba(240,240,240,"+160/255+")",f.fillRect(0,0,h,r.h))};a.Scrollbar.prototype.validateValue=function(a){d=this.evaluator;s=a.toString();s=parseFloat(s.replace(this.parent.decimal_symbol,"."));isNaN(s)&&(s=0);this.minimo=d.evalExpression(this.min);s<this.minimo&&(this.value=null,s=this.minimo);this.maximo=d.evalExpression(this.max);s>this.maximo&&(this.value=null,s=this.maximo);t=this.incr;s=0!=t?s*t/t:0;this.fixed&&(s=parseFloat(parseFloat(s).toFixed(d.evalExpression(this.decimals))));
return s};a.Scrollbar.prototype.increase=function(){this.changeValue(parseFloat(this.value)+this.incr)};a.Scrollbar.prototype.decrease=function(){this.changeValue(parseFloat(this.value)-this.incr)};a.Scrollbar.prototype.increase10=function(){q=(this.evaluator.evalExpression(this.max)-this.evaluator.evalExpression(this.min))/10;this.orientation==g?this.clickPos.x>this.prePos&&this.changeValue(parseFloat(this.value)+q):this.clickPos.y<this.prePos&&this.changeValue(parseFloat(this.value)+q)};a.Scrollbar.prototype.decrease10=
function(){q=(this.evaluator.evalExpression(this.max)-this.evaluator.evalExpression(this.min))/10;this.orientation==g?this.clickPos.x<this.prePos&&this.changeValue(parseFloat(this.value)-q):this.clickPos.y>this.prePos&&this.changeValue(parseFloat(this.value)-q)};a.Scrollbar.prototype.changeValue=function(a){this.activeIfValue&&(m=this.validateValue(a),m!=this.value&&(this.value=m,this.field.value=this.formatOutputValue(m),this.changeScrollPositionFromValue(),this.prePos=this.pos,this.evaluator.setVariable(this.id,
this.value),this.updateAndExecAction()))};a.Scrollbar.prototype.changeValueForScrollMovement=function(){d=this.evaluator;u=this.scrollManipulatorLimInf;l=this.scrollManipulatorLimSup;v=d.evalExpression(this.min);w=d.evalExpression(this.max);t=this.incr;m=e((this.pos-u)*(w-v)/(l-u)/t)*t+v;m!=this.value&&(this.value=m,this.field.value=this.formatOutputValue(m),d.setVariable(this.id,this.value),this.parent.updateControls(),this.actionExec.execute(),this.parent.update())};a.Scrollbar.prototype.changeScrollPositionFromValue=
function(){d=this.evaluator;u=this.scrollManipulatorLimInf;l=this.scrollManipulatorLimSup;v=d.evalExpression(this.min);w=d.evalExpression(this.max);t=this.incr;this.pos=(this.value-v)*(l-u)/(w-v)+u;this.orientation==g?this.scrollManipulator.style.left=this.pos+"px":this.scrollManipulator.style.top=this.pos+"px"};a.Scrollbar.prototype.registerMouseAndTouchEvents=function(){function b(a,c,f,d){clearInterval(w);(t.up||t.down||t.canvasClick)&&1E-7<Math.abs(t.value-d)&&(c.call(t),a=f?a:30,w=setTimeout(function(){b(a,
c,!1,d)},a))}function c(f){f.preventDefault();t.whichButton=a.whichButton(f);"L"==t.whichButton&&t.activeIfValue&&(t.clickPos=t.getCursorPosition(f),t.canvasClick=!0,t.orientation==g?t.clickPos.x<t.prePos?b(u,t.decrease10,!0,t.minimo):b(u,t.increase10,!0,t.maximo):t.clickPos.y<t.prePos?b(u,t.increase10,!0,t.maximo):b(u,t.decrease10,!0,t.minimo))}function f(a){t.canvasClick=!1;clearInterval(w);a.preventDefault()}function d(a){!0==t.canvasClick&&(t.clickPos=t.getCursorPosition(a),a.preventDefault())}
function e(a){t.activeIfValue&&(t.scrollClick=!0,t.initPos=t.getCursorPosition(a),window.addEventListener("mouseup",k),window.addEventListener("mousemove",m),a.preventDefault())}function h(a){t.activeIfValue&&(t.scrollClick=!0,t.initPos=t.getCursorPosition(a),window.addEventListener("touchend",r),window.addEventListener("touchmove",onToucheMove_scrollManipulator),a.preventDefault())}function k(a){t.scrollClick=!1;t.prePos=t.pos;window.removeEventListener("mouseup",k,!1);window.removeEventListener("mousemove",
m,!1);a.preventDefault()}function r(a){t.scrollClick=!1;t.prePos=t.pos;window.removeEventListener("touchend",r,!1);window.removeEventListener("touchmove",m,!1);a.preventDefault()}function m(a){var b=t.getCursorPosition(a);t.orientation==g?(t.pos=t.prePos-(t.initPos.x-b.x),t.pos<t.scrollManipulatorLimInf&&(t.pos=t.scrollManipulatorLimInf),t.pos>t.scrollManipulatorLimSup&&(t.pos=t.scrollManipulatorLimSup),t.scrollManipulator.setAttribute("style","background-color: rgba(255, 255, 255, 0); cursor: pointer; position: absolute; width : "+
t.scrollManipulatorW+"px; height : "+t.h+"px; left: "+t.pos+"px; top: 0px;")):(t.pos=t.prePos-(t.initPos.y-b.y),t.pos>t.scrollManipulatorLimInf&&(t.pos=t.scrollManipulatorLimInf),t.pos<t.scrollManipulatorLimSup&&(t.pos=t.scrollManipulatorLimSup),t.scrollManipulator.setAttribute("style","background-color: rgba(255, 255, 255, 0); cursor: pointer; position: absolute; width : "+t.w+"px; height : "+t.scrollManipulatorH+"px; left: 0px; top: "+t.pos+"px;"));t.changeValueForScrollMovement();a.preventDefault()}
function q(c){c.preventDefault();t.whichButton=a.whichButton(c);"L"==t.whichButton&&t.activeIfValue&&(t.up=!0,b(u,t.increase,!0,t.maximo))}function n(c){c.preventDefault();t.whichButton=a.whichButton(c);"L"==t.whichButton&&t.activeIfValue&&(t.down=!0,b(u,t.decrease,!0,t.minimo))}function p(a){t.up=!1;clearInterval(w);a.preventDefault()}function l(a){t.down=!1;clearInterval(w);a.preventDefault()}function s(a){t.up=!1;clearInterval(w);a.preventDefault();t.draw()}function v(a){t.down=!1;clearInterval(w);
a.preventDefault();t.draw()}y=a.hasTouchSupport;var t=this,u=y?500:200,w;t.canvas.oncontextmenu=t.divUp.oncontextmenu=t.divDown.oncontextmenu=t.label.oncontextmenu=t.field.oncontextmenu=t.scrollManipulator.oncontextmenu=function(){return!1};this.field.addEventListener("keydown",function(a){13==a.keyCode&&t.changeValue(t.field.value)});y?this.canvas.addEventListener("touchstart",c):this.canvas.addEventListener("mousedown",c);y||this.divDown.addEventListener("mouseout",l);y?window.addEventListener("touchend",
f):window.addEventListener("mouseup",f);y?this.canvas.addEventListener("touchmove",d):this.canvas.addEventListener("mousemove",d);y?this.scrollManipulator.addEventListener("touchstart",h):this.scrollManipulator.addEventListener("mousedown",e);y?this.divUp.addEventListener("touchstart",q):this.divUp.addEventListener("mousedown",q);y?this.divDown.addEventListener("touchstart",n):this.divDown.addEventListener("mousedown",n);y||this.divUp.addEventListener("mouseout",p);y||this.divDown.addEventListener("mouseout",
l);y?window.addEventListener("touchend",s):window.addEventListener("mouseup",s);y?window.addEventListener("touchend",v):window.addEventListener("mouseup",v)};a.Scrollbar.prototype.findOffset=function(){C=this.containerControl;this.offsetTop=this.offsetLeft=0;B=this.containerControl.style.display;for(this.containerControl.style.display="block";C;)this.offsetLeft+=C.offsetLeft||0,this.offsetTop+=C.offsetTop||0,C=C.parentNode;this.containerControl.style.display=B};a.Scrollbar.prototype.getCursorPosition=
function(b){D=a.getCursorPosition(b);return{x:D.x-this.offsetLeft,y:D.y-this.offsetTop}};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e;a.Audio=function(d,b){this.controls=!0;this.file="";this.oldDrawIf=0;a.Control.call(this,d,b);var c=this,e=c.evaluator.evalExpression(c.expresion);4==e[0].length?(c.w=e[0][2],c.h=e[0][3]):(c.w=200,c.h=28);c.audio=c.parent.getAudio(c.file);c.autoplay&&(c.audio.setAttribute("autoplay","autoplay"),c.audio.play());c.loop&&c.audio.setAttribute("loop",
"loop");c.controls&&c.audio.setAttribute("controls","controls");c.audio.setAttribute("style","position: absolute; width: "+c.w+"px; left: "+c.x+"px; top: "+c.y+"px; z-index: "+c.zIndex+";");c.addControlContainer(c.audio);c.evaluator.setFunction(c.id+".play",function(){c.audio.play();return 0});c.evaluator.setFunction(c.id+".pause",function(){c.audio.pause();return 0});c.evaluator.setFunction(c.id+".stop",function(){c.audio.pause();return c.audio.currentTime=0});c.audio.addEventListener("timeupdate",
function(a){c.evaluator.setVariable(c.id+".currentTime",c.audio.currentTime)})};a.extend(a.Audio,a.Control);a.Audio.prototype.init=function(){this.audio.style.left=this.x+"px";this.audio.style.top=this.y+"px";this.update()};var g;a.Audio.prototype.update=function(){e=this.evaluator;(g=0<e.evalExpression(this.drawif))?this.audio.style.display="block":(this.audio.style.display="none",g!==this.oldDrawIf&&this.audio.pause());this.oldDrawIf=g;this.updatePositionAndSize()};return a}(descartesJS||{}),descartesJS=
function(a){if(a.loadLib)return a;var e;a.Video=function(d,b){this.controls=!0;this.file="";this.oldDrawIf=0;a.Control.call(this,d,b);var c=this;e=c.evaluator;var g=c.evaluator.evalExpression(c.expresion);4==g[0].length?(c.w=g[0][2],c.h=g[0][3]):(c.w=null,c.h=null);c.video=document.createElement("video");c.autoplay&&c.video.setAttribute("autoplay","autoplay");c.loop&&c.video.setAttribute("loop","loop");c.controls&&c.video.setAttribute("controls","controls");c.poster&&c.video.setAttribute("poster",
c.poster);c.w&&(c.video.setAttribute("width",c.w),c.video.setAttribute("height",c.h));c.video.setAttribute("style","position: absolute; overflow: hidden; left: "+c.x+"px; top: "+c.y+"px;");var g=c.file,f=g.lastIndexOf(".");-1!=f&&(g=c.file.substring(0,f));c.video.canPlayType("video/mp4")&&(f=document.createElement("source"),f.setAttribute("src",g+".mp4"),f.setAttribute("type","video/mp4"),c.video.appendChild(f));c.video.canPlayType("video/ogg")&&(f=document.createElement("source"),f.setAttribute("src",
g+".ogg"),f.setAttribute("type","video/ogg"),c.video.appendChild(f),f=document.createElement("source"),f.setAttribute("src",g+".ogv"),f.setAttribute("type","video/ogg"),c.video.appendChild(f));c.video.canPlayType("video/webm")&&(f=document.createElement("source"),f.setAttribute("src",g+".webm"),f.setAttribute("type","video/webm"),c.video.appendChild(f));c.addControlContainer(c.video);c.evaluator.setFunction(c.id+".play",function(){c.video.play();return 0});c.evaluator.setFunction(c.id+".pause",function(){c.video.pause();
return 0});c.evaluator.setFunction(c.id+".stop",function(){c.video.pause();return c.video.currentTime=0});c.video.addEventListener("timeupdate",function(a){c.evaluator.setVariable(c.id+".currentTime",c.video.currentTime)})};a.extend(a.Video,a.Control);a.Video.prototype.init=function(){this.video.style.left=this.x+"px";this.video.style.top=this.y+"px";this.update()};var g;a.Video.prototype.update=function(){e=this.evaluator;g=0<e.evalExpression(this.drawif);0<e.evalExpression(this.drawif)?this.video.style.display=
"block":(this.video.style.display="none",g!==this.oldDrawIf&&this.video.pause());this.oldDrawIf=g;this.updatePositionAndSize()};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g;a.TextArea=function(d,b){this.font="Monospaced,PLAIN,12";a.Control.call(this,d,b);this.region="interior";this.tabindex=++this.parent.tabindex;if(this.answer){this.answer.match("krypto_")&&(this.answer=(new a.Krypto).decode(this.answer.substring(7)));var c=this.parent.lessonParser.parseText(this.answer)}this.containerControl=
document.createElement("div");this.textArea=document.createElement("div");this.textAreaAnswer=document.createElement("div");this.showButton=document.createElement("div");this.activeCover=document.createElement("div");this.containerControl.appendChild(this.textArea);this.containerControl.appendChild(this.textAreaAnswer);this.containerControl.appendChild(this.showButton);this.containerControl.appendChild(this.activeCover);this.addControlContainer(this.containerControl);this.showAnswer=!1;this.text=
void 0==this.text||"simpleText"==this.text.type?this.rawText||"":this.text.hasFormula?this.rawText:this.text.toHTML();c&&"simpleText"!=c.type&&(this.answer=this.text.hasFormula?"":c.toHTML());this.evaluator.setVariable(this.id,this.text);this.drawButton();this.registerMouseAndTouchEvents();this.init()};a.extend(a.TextArea,a.Control);a.TextArea.prototype.init=function(){g=this.answer?28:8;e=this.evaluator;var d;d=this.text.match(/<span/)?this.text:this.text.replace(/\\n/g,"<br/>");this.containerControl.setAttribute("class",
"DescartesTextAreaContainer");this.containerControl.setAttribute("style","width: "+this.w+"px; height: "+this.h+"px; left: "+this.x+"px; top: "+this.y+"px; z-index: "+this.zIndex+";");this.containerControl.style.display=0<e.evalExpression(this.drawif)?"block":"none";this.containerControl.setAttribute("spellcheck","false");this.textArea.setAttribute("class","DescartesTextAreaContainer");this.textArea.setAttribute("style","width: "+(this.w-8)+"px; height: "+(this.h-g)+"px; left: 4px; top: 4px; background-color: white; text-align: left; font: "+
a.convertFont(this.font)+";");this.textArea.setAttribute("contenteditable","true");this.textArea.innerHTML="<span style='position: relative; top: 10px; left: 10px; white-space: nowrap;' >"+d+"</span>";this.textAreaAnswer.setAttribute("class","DescartesTextAreaContainer");this.textAreaAnswer.setAttribute("style","width: "+(this.w-8)+"px; height: "+(this.h-g)+"px; left: 4px; top: 4px; background-color: white; text-align: left; font: "+a.convertFont(this.font)+";");this.textAreaAnswer.style.display=
this.showAnswer?"block":"none";this.textAreaAnswer.innerHTML="<span style='position: relative; top: 10px; left: 10px; white-space: nowrap;'>"+this.answer+"</span>";this.showButton.setAttribute("style","width: 20px; height: 16px; position: absolute; bottom: 4px; right: 4px; cursor: pointer;");this.showButton.style.backgroundImage="url("+this.imageUnPush+")";this.showButton.style.display=this.answer?"block":"none";this.showButton.innerHTML="<span style='position: relative; top: 2px; text-align: center; font: 9px Arial'> S </span>";
this.activeCover.setAttribute("style","position: absolute; width: "+this.w+"px; height: "+this.h+"px; left: "+this.x+"px; top: "+this.y+"px;");this.update()};a.TextArea.prototype.drawButton=function(){var d=document.createElement("canvas");d.setAttribute("width",20);d.setAttribute("height",16);var b=d.getContext("2d");this.canvas=d;this.ctx=b;this.createGradient(20,16);b.lineWidth=1;b.fillStyle="white";b.fillRect(0,0,20,16);b.fillStyle=this.linearGradient;b.fillRect(0,0,20,16);a.drawLine(b,19,0,19,
16,"rgba(0,0,0,"+128/255+")");a.drawLine(b,0,0,0,16,"rgba(0,0,0,"+24/255+")");a.drawLine(b,1,0,1,16,"rgba(0,0,0,"+8/255+")");this.imageUnPush=d.toDataURL();b.fillStyle="white";b.fillRect(0,0,20,16);b.fillStyle=this.linearGradient;b.fillRect(0,0,20,16);a.drawLine(b,0,0,0,14,"gray");a.drawLine(b,0,0,19,0,"gray");b.fillStyle="rgba(0, 0, 0,"+24/255+")";b.fillRect(0,0,this.w,this.h);this.imagePush=d.toDataURL()};a.TextArea.prototype.update=function(){e=this.evaluator;this.activeIfValue=0<e.evalExpression(this.activeif);
this.drawIfValue=0<e.evalExpression(this.drawif);var a;a=this.text.match(/<span/)?this.rawText:this.text;e.setVariable(this.id,a);this.activeCover.style.display=this.activeIfValue?"none":"block";this.containerControl.style.display=this.drawIfValue?"block":"none";this.updatePositionAndSize()};a.TextArea.prototype.registerMouseAndTouchEvents=function(){function a(c){c.preventDefault();b.showButton.style.backgroundImage="url("+b.imageUnPush+")"}var b=this;this.showButton.addEventListener("mousedown",
function(a){a.preventDefault();b.showAnswer=!b.showAnswer;b.textAreaAnswer.style.display=b.showAnswer?"block":"none";b.showButton.childNodes[0].childNodes[0].textContent=b.showAnswer?"T":"S";b.showButton.style.backgroundImage="url("+b.imagePush+")"});this.showButton.addEventListener("mouseup",a);this.showButton.addEventListener("mouseout",a)};a.TextArea.prototype.getScreenshot=function(){var a=document.createElement("canvas");a.setAttribute("width",this.w);a.setAttribute("height",this.h);var b=a.getContext("2d");
b.fillStyle="white";b.strokeStyle="black";b.lineWidth=1;b.fillRect(0,0,this.w,this.h);b.strokeRect(0,0,this.w,this.h);return a};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=2*Math.PI,g,d,b,c,k,f,r,h,q;a.GraphicControl=function(b,c){d=b.evaluator.parser;this.text=this.spaceID="";this.size=d.parse("4");this.font="Monospaced,PLAIN,12";this.image=new Image;this.image.onload=function(){this.ready=1};this.imageSrc="";a.Control.call(this,b,c);this.touchId=null;this.font=
a.convertFont(this.font);if(this.constraintExpr){this.constraint=d.parse(this.constraintExpr);"(expr)"==this.constraint.type&&(this.constraint=d.parse(this.constraintExpr.substring(1,this.constraintExpr.length-1)));if("compOperator"==this.constraint.type){var f=this.constraint.childs[0],e=this.constraint.childs[1];"identifier"!=f.type||"y"!=f.value||e.contains("y")?"identifier"!=f.type||"x"!=f.value||e.contains("x")?this.newt=new a.R2Newton(this.evaluator,this.constraint):(this.evalConstraint=this.evalConstraintY,
this.constraint=f):(this.evalConstraint=this.evalConstraintX,this.constraint=e)}else this.constraint=null;h=new a.R2(0,0)}this.container=this.getContainer();this.mouseCacher=document.createElement("div");this.mouseCacher.setAttribute("class","DescartesGraphicControl");this.mouseCacher.setAttribute("id",this.id);this.mouseCacher.setAttribute("dragged",!0);this.mouseCacher.setAttribute("tabindex","-1");this.ctx=this.space.ctx;this.container.appendChild(this.mouseCacher);this.registerMouseAndTouchEvents();
this.xString=this.id+".x";this.yString=this.id+".y";this.activoString=this.id+".activo";this.activeString=this.id+".active";""!==this.space.id&&2!==b.version?(this.mxString=this.space.id+".mouse_x",this.myString=this.space.id+".mouse_y",this.mclickedString=this.space.id+".mouse_clicked",this.mclicizquierdoString=this.space.id+".clic_izquierdo"):(this.mxString="mouse_x",this.myString="mouse_y",this.mclickedString="mouse_clicked",this.mclicizquierdoString="clic_izquierdo");this.init()};a.GraphicControl.prototype.init=
function(){g=this.evaluator;q=a.hasTouchSupport;var b=g.evalExpression(this.expresion);this.x=b[0][0];this.y=b[0][1];g.setVariable(this.xString,this.x);g.setVariable(this.yString,this.y);""==this.imageSrc||this.imageSrc.toLowerCase().match(/vacio.gif$/)?(this.width=2*g.evalExpression(this.size),this.height=2*g.evalExpression(this.size)):(this.image=this.parent.getImage(this.imageSrc),this.width=this.image.width,this.height=this.image.height);this._w=q&&70>this.width?70:this.width;this._h=q&&70>this.height?
70:this.height;this.mouseCacher.setAttribute("style","cursor: pointer; background-color: rgba(255, 255, 255, 0); width: "+this._w+"px; height: "+this._h+"px; z-index: "+this.zIndex+";");this.mouseCacher.style.left=parseInt(this.space.getAbsoluteX(this.x)-this._w/2)+"px";this.mouseCacher.style.top=parseInt(this.space.getAbsoluteY(this.y)-this._h/2)+"px";g.setVariable(this.activoString,0);g.setVariable(this.activeString,0);this.setImage=!1;this.update()};a.GraphicControl.prototype.update=function(){g=
this.evaluator;this.activeIfValue=0<g.evalExpression(this.activeif);this.drawIfValue=0<g.evalExpression(this.drawif);this.x=g.getVariable(this.xString);this.y=g.getVariable(this.yString);b=this.space.getAbsoluteX(this.x);c=this.space.getAbsoluteY(this.y);this.mouseCacher.style.display=this.activeIfValue?"block":"none";this.mouseCacher.style.left=parseInt(b-this._w/2)+"px";this.mouseCacher.style.top=parseInt(c-this._h/2)+"px";this.constraint&&this.evalConstraint();this.draw()};a.GraphicControl.prototype.draw=
function(){g=this.evaluator;this.drawIfValue&&(f=this.ctx,r=this.space.backgroundCtx,b=parseInt(this.space.getAbsoluteX(this.x))+0.5,c=parseInt(this.space.getAbsoluteY(this.y))+0.5,""!=this.text&&this.drawText(b,c),this.image.ready?(this.image.complete&&!this.setImage&&f.drawImage(this.image,parseInt(b-this.image.width/2),parseInt(c-this.image.height/2)),this.trace&&(r.save(),r.translate(b,c),r.scale(parseInt(this.image.width/2),parseInt(this.image.height/2)),r.beginPath(),r.arc(0,0,1,0,e,!1),r.restore(),
r.lineWidth=1,r.strokeStyle=this.trace.getColor(),r.stroke())):(f.beginPath(),f.arc(b,c,parseInt(this.width/2),0,e,!1),f.fillStyle=this.colorInt.getColor(),f.fill(),f.lineWidth=1,f.strokeStyle=this.color.getColor(),f.stroke(),this.active&&(f.beginPath(),f.arc(b,c,parseInt(this.width/2)-2,0,e,!1),f.strokeStyle=this.colorInt.borderColor(),f.stroke()),this.trace&&(r.lineWidth=1,r.strokeStyle=this.trace.getColor(),r.beginPath(),r.arc(b,c,parseInt(this.width/2),0,e,!1),r.stroke())))};a.GraphicControl.prototype.evalConstraint=
function(){h.set(this.x,this.y);k=this.newt.findZero(h);this.x=k.x;this.y=k.y;this.evaluator.setVariable(this.xString,this.x);this.evaluator.setVariable(this.yString,this.y)};a.GraphicControl.prototype.evalConstraintX=function(){var a=this.evaluator.getVariable("x");this.evaluator.setVariable("x",this.x);this.y=this.evaluator.evalExpression(this.constraint);this.evaluator.setVariable(this.xString,this.x);this.evaluator.setVariable(this.yString,this.y);this.evaluator.setVariable("x",a)};a.GraphicControl.prototype.evalConstraintY=
function(){var a=this.evaluator.getVariable("y");this.evaluator.setVariable("y",this.y);this.x=this.evaluator.evalExpression(this.constraint);this.evaluator.setVariable(this.xString,this.x);this.evaluator.setVariable(this.yString,this.y);this.evaluator.setVariable("y",a)};a.GraphicControl.prototype.drawText=function(a,b){f=this.ctx;g=this.evaluator;f.fillStyle=this.color.getColor();f.font=this.font;f.textBaseline="alphabetic";f.fillText(g.evalExpression(this.text[0],g.evalExpression(this.decimals),
this.fixed),parseInt(a+1+this.width/2),parseInt(b-1-this.height/2))};a.GraphicControl.prototype.getContainer=function(){for(var a=this.parent.spaces,b,c=0,f=a.length;c<f;c++)if(b=a[c],b.id==this.spaceID)return b.addCtr(this),this.zIndex=b.zIndex,this.space=b,b.graphicControlContainer;a[0].addCtr(this);this.zIndex=a[0].zIndex;this.space=a[0];return a[0].graphicControlContainer};a.GraphicControl.prototype.deactivate=function(){this.active=!1;this.evaluator.setVariable(this.activoString,0);this.evaluator.setVariable(this.activeString,
0)};a.GraphicControl.prototype.registerMouseAndTouchEvents=function(){function b(c){document.body.focus();c.preventDefault();k.whichButton=a.whichButton(c);"L"==k.whichButton&&k.activeIfValue&&k.over&&(k.parent.deactivateGraphiControls(),k.click=!0,k.active=!0,k.evaluator.setVariable(k.activoString,1),k.evaluator.setVariable(k.activeString,1),k.evaluator.setVariable(k.mclickedString,0),k.evaluator.setVariable(k.mclicizquierdoString,0),k.posAnte=k.getCursorPosition(c),k.prePos={x:k.space.getAbsoluteX(k.x),
y:k.space.getAbsoluteY(k.y)},k.evaluator.setVariable(k.mxString,k.space.getRelativeX(k.posAnte.x)),k.evaluator.setVariable(k.myString,k.space.getRelativeY(k.posAnte.y)),k.parent.update(),window.addEventListener("mouseup",f),window.addEventListener("mousemove",d))}function c(a){document.body.focus();a.preventDefault();k.activeIfValue&&(k.parent.deactivateGraphiControls(),k.click=!0,k.active=!0,k.evaluator.setVariable(k.activoString,1),k.evaluator.setVariable(k.activeString,1),k.evaluator.setVariable(k.mclickedString,
0),k.evaluator.setVariable(k.mclicizquierdoString,0),k.posAnte=k.getCursorPosition(a),k.prePos={x:k.space.getAbsoluteX(k.x),y:k.space.getAbsoluteY(k.y)},k.evaluator.setVariable(k.mxString,k.space.getRelativeX(k.posAnte.x)),k.evaluator.setVariable(k.myString,k.space.getRelativeY(k.posAnte.y)),k.parent.update(),window.addEventListener("touchmove",d),window.addEventListener("touchend",f))}function f(b){document.body.focus();b.preventDefault();k.touchId=null;k.evaluator.setVariable(k.mclickedString,1);
k.evaluator.setVariable(k.mclicizquierdoString,1);if(k.activeIfValue||k.active)k.click=!1,a.hasTouchSupport?(window.removeEventListener("touchmove",d,!1),window.removeEventListener("touchend",f,!1)):(window.removeEventListener("mouseup",f,!1),window.removeEventListener("mousemove",d,!1)),k.evaluator.setVariable(k.mxString,k.space.getRelativeX(k.posAnte.x)+k.x),k.evaluator.setVariable(k.myString,k.space.getRelativeY(k.posAnte.y)+k.y),k.parent.update(),k.mouseCacher.style.left=k.space.getAbsoluteX(k.x)-
k._w/2+"px",k.mouseCacher.style.top=k.space.getAbsoluteY(k.y)-k._h/2+"px"}function d(a){a.preventDefault();a.touchId=k.touchId;k.evaluator.setVariable(k.mclickedString,0);k.evaluator.setVariable(k.mclicizquierdoString,0);r=k.getCursorPosition(a);k.posX=k.prePos.x-(k.posAnte.x-r.x);k.posY=k.prePos.y-(k.posAnte.y-r.y);k.evaluator.setVariable(k.xString,k.space.getRelativeX(k.posX));k.evaluator.setVariable(k.yString,k.space.getRelativeY(k.posY));k.evaluator.setVariable(k.mxString,k.space.getRelativeX(k.posAnte.x)+
k.space.getRelativeX(k.posX));k.evaluator.setVariable(k.myString,k.space.getRelativeY(k.posAnte.y)+k.space.getRelativeY(k.posY));10<Date.now()-g&&(k.parent.updateControls(),k.parent.update(),g=Date.now())}function e(a){k.over=!0}function h(a){k.over=!1;k.click=!1}var g=0,k=this;this.active=this.over=this.click=!1;this.mouseCacher.oncontextmenu=function(){return!1};a.hasTouchSupport?this.mouseCacher.addEventListener("touchstart",c):(this.mouseCacher.addEventListener("mousedown",b),this.mouseCacher.addEventListener("mouseover",
e),this.mouseCacher.addEventListener("mouseout",h));var r};a.GraphicControl.prototype.getCursorPosition=function(a){if(a.touches){var b;if(a.touchId)for(c=0,f=a.touches.length;c<f;c++){if(a.touches[c].identifier==a.touchId){b=a.touches[c];break}}else for(var c=0,f=a.touches.length;c<f;c++)if(a.target==a.touches[c].target){b=a.touches[c];this.touchId=b.identifier;break}mouseX=b.pageX;mouseY=b.pageY}else void 0!=a.pageX&&void 0!=a.pageY?(mouseX=a.pageX,mouseY=a.pageY):(mouseX=a.clientX+document.body.scrollLeft+
document.documentElement.scrollLeft,mouseY=a.clientY+document.body.scrollTop+document.documentElement.scrollTop);return{x:mouseX-(this.space.container.offsetLeft+this.space.container.parentNode.offsetLeft),y:mouseY-(this.space.container.offsetTop+this.space.container.parentNode.offsetTop)}};return a}(descartesJS||{}),descartesJS=function(a,e){var g,d,b,c,k,f,r,h,q,n;if(a.loadLib)return a;var p,s,t,m,u,l,v,w,y=/[\w-//]*(\.png|\.jpg|\.gif|\.svg)/gi,C,B,D,F,A,z,H,G,I,L,x,J,E,Q,N,K,R,S,O,P,M;a.LessonParser=
function(b){this.parent=b;this.parser=b.evaluator.parser;this.RTFparser=new a.RTFParser(b.evaluator)};a.LessonParser.prototype.parseButtonsConfig=function(a){var b={rowsNorth:0,rowsSouth:0,widthEast:125,widthWest:125,height:23};a=this.split(a);for(var c=0,f=a.length;c<f;c++)switch(t=a[c][0],m=a[c][1],s=e[t],s){case "rowsNorth":case "rowsSouth":case "widthEast":case "widthWest":case "height":b[s]=parseInt(m);break;case "about":case "config":case "init":case "clear":b[s]="true"===e[m];break;default:console.log("----- attributo de space no identificado: <"+
t+"> valor: <"+m+"> -----")}return b};a.LessonParser.prototype.parseSpace=function(b){u={};b=this.split(b);for(var c=0,f=b.length;c<f;c++)switch(t=b[c][0],m=b[c][1],s=e[t],s){case "type":case "id":case "cID":case "file":u[s]=m;break;case "fixed":case "numbers":case "sensitive_to_mouse_movements":case "R3":case "split":u[s]="true"===e[m];break;case "bg_display":case "render":u[s]=e[m];break;case "net":case "net10":case "axes":case "text":u[s]=""!=m?"false"===e[m]?"":new a.Color(m,this.parent.evaluator):
"";break;case "x_axis":case "y_axis":u[s]="false"===e[m]?"":m;break;case "O.x":u.OxExpr=m;break;case "O.y":u.OyExpr=m;break;case "image":u.imageSrc=m;break;case "x":p=m;p="%"===p[p.length-1]?(this.parent.container.width*parseFloat(p)/100).toString():m;u.xExpr=this.parser.parse(p);break;case "y":p=m;p="%"===p[p.length-1]?(this.parent.container.height*parseFloat(p)/100).toString():m;u.yExpr=this.parser.parse(p);break;case "width":p=m;"%"===p[p.length-1]?(u.wExpr=p,p=this.parent.container.width*parseFloat(p)/
100):(p=parseFloat(m),p!=m&&(p=this.parent.container.width));u.w=p;break;case "height":p=m;"%"===p[p.length-1]?(u.hExpr=p,p=this.parent.container.height*parseFloat(p)/100):(p=parseFloat(m),p!=m&&(p=this.parent.container.height));u.h=p;break;case "drawif":""!=m&&(u.drawif=this.parser.parse(m));break;case "scale":p=parseFloat(m);isNaN(p)&&(p=48);u.scale=p;break;case "background":u.background=new a.Color(m,this.parent.evaluator);break;default:console.log("----- attributo de space no identificado: <"+
t+"> valor: <"+m+"> -----")}switch(u.type){case "R2":return new a.Space2D(this.parent,u);case "R3":return new a.Space3D(this.parent,u);case "AP":return new a.SpaceAP(this.parent,u);case "HTMLIFrame":return new a.SpaceHTML_IFrame(this.parent,u);default:return new a.Space2D(this.parent,u)}};a.LessonParser.prototype.parseControl=function(b){l={type:"numeric"};b=this.split(b);for(var c=0,f=b.length;c<f;c++)switch(t=b[c][0],m=b[c][1],s=e[t],s){case "id":case "name":case "parameter":case "tooltip":case "tooltipFont":case "Explanation":case "ExplanationFont":case "cID":case "options":case "font":case "file":case "answer":l[s]=
m;break;case "gui":case "region":case "action":case "msg_pos":case "poster":l[s]=e[m];break;case "fixed":case "visible":case "discrete":case "onlyText":case "evaluate":case "autoplay":case "loop":case "controls":l[s]="true"===e[m];break;case "color":case "colorInt":case "trace":l[s]=new a.Color(m,this.parent.evaluator);break;case "font_size":case "drawif":case "activeif":case "decimals":case "min":case "max":case "size":""!=m&&(l[s]=this.parser.parse(m));break;case "constraint":l.constraintExpr=m;
break;case "image":l.imageSrc=m;break;case "space":l.spaceID=m;break;case "type":l.type=e[m.trim()];break;case "expresion":l.expresion=this.parser.parse(m.replace(")(",","));break;case "bold":"false"!=e[m]&&(l.bold="bold");break;case "italics":"false"!=e[m]&&(l.italics="italic");break;case "underlined":"false"!=e[m]&&(l.underlined=!0);break;case "value":var d=m.replace(/&squot;/g,"'");d.match(/^\|/)&&(d="'"+d.substring(1),d.match(/\|$/)&&(d=d.substring(0,d.length-1)+"'"));l.valueExpr=this.parser.parse(d);
l.valueExprString=d;break;case "incr":0!=m&&(l.incr=this.parser.parse(m));break;case "exponentialif":l.exponentialif=parseFloat(m);break;case "text":l.rawText=m;for(var d=this.parseText(m),h=0,k=d.length;h<k;h++)d[h]=this.parser.parse(d[h],!1);l.text=d;break;default:h=t.indexOf(".");d=e[t.substring(0,h)];h=e[t.substring(h+1)];if("parameter"===d&&"font"===h){l.parameterFont=m;break}else if("Explanation"===d&&"font"===h){l.ExplanationFont=m;break}else if("tooltip"===d&&"font"===h){l.tooltipFont=m;break}console.log("----- attributo de control no identificado: <"+
t+"> valor: <"+m+"> -----")}if("numeric"===l.type)switch(l.gui){case "spinner":return new a.Spinner(this.parent,l);case "button":return new a.Button(this.parent,l);case "textfield":return new a.TextField(this.parent,l);case "menu":return new a.Menu(this.parent,l);case "scrollbar":return new a.Scrollbar(this.parent,l);default:return new a.Spinner(this.parent,l)}else{if("video"===l.type)return new a.Video(this.parent,l);if("audio"===l.type)return new a.Audio(this.parent,l);if("graphic"===l.type)return new a.GraphicControl(this.parent,
l);if("text"===l.type)return new a.TextArea(this.parent,l)}};a.LessonParser.prototype.parseGraphic=function(b,c,f,d){v={rotateExp:d,parameter:"t"};b=this.split(b);d=0;for(var h=b.length;d<h;d++)switch(t=b[d][0],m=b[d][1],s=e[t],s){case "type":case "align":v[s]=e[m];break;case "background":case "abs_coord":case "visible":case "editable":case "fixed":case "vectors":v[s]="true"===e[m];break;case "color":case "fill":case "fillP":case "fillM":case "arrow":case "trace":v[s]="false"===e[m]?"":new a.Color(m,
this.parent.evaluator);break;case "family":case "parameter":case "info":case "font":case "name":case "init":case "end":v[s]=m;break;case "drawif":case "width":case "decimals":case "size":case "spear":case "center":case "radius":case "opacity":case "inirot":case "inipos":case "range":""!=m&&(v[s]=this.parser.parse(m));break;case "space":v.spaceID=m;break;case "expresion":""!=m&&("macro"!=v.type?(v.expresion=this.parser.parse(m),v.expresionString=m):v.expresion=m);break;case "text":v.text=this.parseText(m);
break;case "file":var k=m.replace(/&squot;/g,"'");"["===k.charAt(0)&&"]"===k.charAt(k.length-1)&&(k=k.substring(1,k.length-1));k.match(y)&&(k="'"+k+"'");v.file=this.parser.parse(k);break;case "border":""!=m&&"false"!=e[m]&&(v.border=new a.Color(m,this.parent.evaluator));break;default:if(void 0!=v.family&&t.substring(0,v.family.length+1)===v.family+"."){switch(e[t.substring(v.family.length+1)]){case "interval":""!=m&&(v.family_interval=this.parser.parse(m));break;case "steps":""!=m&&(v.family_steps=
this.parser.parse(m))}break}if(void 0!=v.parameter&&t.match(v.parameter+".")){v.parameter!==t.substring(0,t.indexOf(v.parameter)+v.parameter.length)&&(v.parameter=t.substring(0,t.indexOf(v.parameter)+v.parameter.length));switch(e[t.substring(v.parameter.length+1)]){case "interval":""!=m&&(v.parameter_interval=this.parser.parse(m));break;case "steps":""!=m&&(v.parameter_steps=this.parser.parse(m))}break}console.log("----- attributo del graphic no identificado: <"+t+"> valor: <"+m+"> -----")}c&&(v.abs_coord=
c);f&&(v.background=f);switch(v.type){case "text":return new a.Text(this.parent,v);case "image":return new a.Image(this.parent,v);case "point":return new a.Point(this.parent,v);case "polygon":return new a.Polygon(this.parent,v);case "arc":return new a.Arc(this.parent,v);case "segment":return new a.Segment(this.parent,v);case "arrow":return new a.Arrow(this.parent,v);case "macro":return new a.Macro(this.parent,v);case "curve":return new a.Curve(this.parent,v);case "equation":return new a.Equation(this.parent,
v);case "sequence":return new a.Sequence(this.parent,v);case "fill":return new a.Fill(this.parent,v)}};a.LessonParser.prototype.parse3DGraphic=function(b,c,f,d){v={rotateExp:d,parameter:"t"};b=this.split(b);c=0;for(f=b.length;c<f;c++)switch(t=b[c][0],m=b[c][1],s=e[t],s){case "type":case "model":v[s]=e[m];break;case "background":case "fixed":case "edges":v[s]="true"===e[m];break;case "color":case "backcolor":v[s]=new a.Color(m,this.parent.evaluator);break;case "type":case "model":v[s]=e[m];break;case "background":case "fixed":case "edges":case "split":v[s]=
"true"===e[m];break;case "color":case "backcolor":v[s]=new a.Color(m,this.parent.evaluator);break;case "drawif":case "width":case "length":case "height":case "decimals":case "Nu":case "Nv":case "inipos":case "endpos":""!=m&&(v[s]=this.parser.parse(m));break;case "family":case "parameter":case "font":case "name":case "inirot":case "endrot":v[s]=m;break;case "space":v.spaceID=m;break;case "expresion":"macro"!=v.type&&"curve"!=v.type&&"surface"!=v.type?(v.expresion=this.parser.parse(m),v.expresionString=
m):v.expresion=m.replace(/\\n/g," ").replace(/;/g," ");break;case "text":d=this.parseText(m);for(var h=0,k=d.length;h<k;h++)d[h]=this.parser.parse(d[h],!1);v.text=d;break;case "file":d=m.replace(/&squot;/g,"'");"["===d.charAt(0)&&"]"===d.charAt(d.length-1)&&(d=d.substring(1,d.length-1));d.match(/./)&&(d="'"+d+"'");v.file=this.parser.parse(d);break;case "drawif":case "width":case "length":case "decimals":case "Nu":case "Nv":case "inirot":case "endrot":case "inipos":case "endpos":""!=m&&(v[s]=this.parser.parse(m));
break;case "family":case "parameter":case "font":case "name":v[s]=m;break;case "space":v.spaceID=m;break;case "expresion":"macro"!=v.type&&"curve"!=v.type&&"surface"!=v.type?(v.expresion=this.parser.parse(m),v.expresionString=m):v.expresion=m;break;case "text":d=this.parseText(m);h=0;for(k=d.length;h<k;h++)d[h]=this.parser.parse(d[h],!1);v.text=d;break;case "file":d=m.replace(/&squot;/g,"'");"["===d.charAt(0)&&"]"===d.charAt(d.length-1)&&(d=d.substring(1,d.length-1));d.match(/./)&&(d="'"+d+"'");v.file=
this.parser.parse(d);break;default:if(void 0!==v.family&&t.substring(0,v.family.length+1)===v.family+"."){"interval"===e[t.substring(v.family.length+1)]?""!=m&&(v.family_interval=this.parser.parse(m)):""!=m&&(v.family_steps=this.parser.parse(m));break}console.log("----- attributo del graphic3D no identificado: <"+t+"> valor: <"+m+"> -----")}switch(v.type){case "point":return new a.Point3D(this.parent,v);case "segment":return new a.Segment3D(this.parent,v);case "polygon":return new a.Polygon3D(this.parent,
v);case "curve":return new a.Curve3D(this.parent,v);case "triangle":return new a.Triangle3D(this.parent,v);case "face":return new a.Face3D(this.parent,v);case "polireg":return new a.Polireg3D(this.parent,v);case "surface":return new a.Surface3D(this.parent,v);case "text":return new a.Text3D(this.parent,v);case "cube":case "box":case "tetrahedron":case "octahedron":case "sphere":case "dodecahedron":case "icosahedron":case "ellipsoid":case "cone":case "cylinder":case "mesh":return new a.OtherGeometry(this.parent,
v);case "macro":return new a.Macro3D(this.parent,v);default:console.log(v.type)}};a.LessonParser.prototype.parseAuxiliar=function(b){w={};b=this.split(b);for(var c=0,f=b.length;c<f;c++)b[c][1]=b[c][1].replace(/&squot;/g,"'");c=0;for(f=b.length;c<f;c++)switch(t=b[c][0],m=b[c][1],s=e[t],s){case "id":case "file":case "init":case "doExpr":case "whileExpr":case "range":case "local":case "expresion":case "condition":case "parameter":w[s]=m.replace(/&squot;/g,"'");break;case "editable":case "constant":case "array":case "matrix":case "algorithm":case "event":case "sequence":w[s]=
"true"===e[m];break;case "size":case "rows":case "columns":w[s]=this.parser.parse(m);break;case "evaluate":case "execution":case "msg_pos":case "action":w[s]=e[m];break;default:var d=t.indexOf("."),h=e[t.substring(0,d)],d=e[t.substring(d+1)];if("parameter"===h&&"font"===d){w.parameterFont=m;break}console.log("----- attributo de auxiliar no identificado: <"+t+"> valor: <"+m+"> -----")}w.sequence?new a.Function(this.parent,w):w.constant?(b=new a.Constant(this.parent,w),w.evaluate&&"always"===w.evaluate&&
this.parent.auxiliaries.push(b)):w.algorithm&&w.evaluate?(b=new a.Algorithm(this.parent,w),this.parent.auxiliaries.push(b)):w.array&&!w.matrix&&")"!=w.id.charAt(w.id.length-1)?(b=new a.Vector(this.parent,w),w.evaluate&&"always"===w.evaluate&&this.parent.auxiliaries.push(b)):w.matrix&&")"!=w.id.charAt(w.id.length-1)?(b=new a.Matrix(this.parent,w),w.evaluate&&"always"===w.evaluate&&this.parent.auxiliaries.push(b)):w.event&&")"!=w.id.charAt(w.id.length-1)?this.parent.events.push(new a.Event(this.parent,
w)):")"===w.id.charAt(w.id.length-1)?new a.Function(this.parent,w):new a.Variable(this.parent,w)};a.LessonParser.prototype.parseAction=function(b){C=b.action;B=b.parent;D=b.parameter;if(C)switch(C){case "message":return new a.Message(B,D);case "calculate":return new a.Calculate(B,D);case "openURL":return new a.OpenURL(B,D);case "openScene":return new a.OpenScene(B,D);case "about":return new a.About(B,D);case "config":return new a.Config(B,D);case "init":return new a.Init(B,D);case "clear":return new a.Clear(B,
D);case "animate":return new a.Animate(B,D);case "initAnimation":return new a.InitAnimation(B,D);case "playAudio":return new a.PlayAudio(B,D);default:console.log("----- Accion no soportada aun: <"+C+"> -----")}else return{execute:function(){}}};a.LessonParser.prototype.parseAnimation=function(b){var c={};b=this.split(b);for(var f=0,d=b.length;f<d;f++)switch(t=b[f][0],m=b[f][1],s=e[t],s){case "id":case "delay":case "init":case "doExpr":case "whileExpr":c[s]=m.replace(/&squot;/g,"'");break;case "controls":case "auto":case "loop":case "algorithm":case "evaluate":c[s]=
"true"===e[m];break;default:console.log("----- attributo de la animacion no identificado: <"+t+">  <"+m+"> -----")}return new a.Animation(this.parent,c)};a.LessonParser.prototype.parsePleca=function(e,p){e=this.split(e);d=g="";b=0;c="#536891";k="white";f="left";r="";h="SansSerif,BOLD,20";q="SansSerif,PLAIN,18";n=void 0;for(var l=0,s=e.length;l<s;l++)switch(t=e[l][0],m=e[l][1],t){case "title":g=m;break;case "subtitle":d=m;break;case "subtitlines":b=m;break;case "bgcolor":""!=m&&(c=(new a.Color(m,this.parent.evaluator)).getColor());
break;case "fgcolor":""!=m&&(k=(new a.Color(m,this.parent.evaluator)).getColor());break;case "align":""!=m&&(f=m);break;case "titleimage":r=m;break;case "titlefont":h=""!=m?a.convertFont(m):a.convertFont(h);break;case "subtitlefont":q=""!=m?a.convertFont(m):a.convertFont(q);break;default:console.log("----- attributo de la pleca no identificado: <"+t+">  <"+m+"> -----")}if(""===g&&""===d)return document.createElement("div");L=q.substring(0,q.indexOf("px"));L=L.substring(L.lastIndexOf(" "));""!=r&&
(x=this.parent.getImage(r),J=x.height);n=document.createElement("div");n.setAttribute("id","descartesPleca");J?(n.setAttribute("style","position: absolute; left: 0px; top: 0px; text-align: "+f+"; width: "+(p-30)+"px; height: "+(J-16)+"px; background: "+c+"; color: "+k+"; padding-top: 8px; padding-bottom: 8px; padding-left: 15px; padding-right: 15px; margin: 0px; overflow: hidden; z-index: 100;"),x.setAttribute("style","position: absolute; left: 0px; top: 0px; z-index: -1; width: 100%; height: 100%"),
n.appendChild(x)):n.setAttribute("style","position: absolute; left: 0px; top: 0px; text-align: "+f+"; width: "+(p-30)+"px; background: "+c+"; color: "+k+"; padding-top: 8px; padding-bottom: 8px; padding-left: 15px; padding-right: 15px; margin: 0px; z-index: 100;");E=document.createElement("div");E.setAttribute("style","padding: 0px; margin: 0px; font: "+h+"; overflow: hidden; white-space: nowrap;");E.innerHTML=g;Q=document.createElement("div");if(1===parseInt(b)){O=0;N=document.createElement("div");
N.innerHTML=d;document.body.appendChild(N);R=L;do R-=O,N.setAttribute("style","padding: 0px; margin: 0px; font: "+q+"; font-size: "+R+"px; width: "+(p-30)+"px; line-height: "+R+"px;"),K=N.offsetHeight,S=K/R,O=1;while(1<S&&8<R);document.body.removeChild(N);Q.setAttribute("style","padding: 0px; margin: 0px; font: "+q+"; font-size: "+R+"px; line-height: 110%; overflow: hidden; white-space: nowrap;")}else Q.setAttribute("style","padding: 0px; margin: 0px; font: "+q+"; line-height: 110%;");Q.innerHTML=
d;n.appendChild(E);n.appendChild(Q);n.imageHeight=J;return n};a.LessonParser.prototype.split=function(a){if("string"!=typeof a)return[];a=(a||"").replace(/\\'/g,"\u2019");F=[];z=A=0;H=!1;G=0;for(I=!1;A<a.length;)" "!==a.charAt(A)||H||A++," "===a.charAt(A)||H||(H=!0,G=A),"="!==a.charAt(A)||"'"!==a.charAt(A+1)||I||(I=!0,F[z]=[a.substring(G,A)],G=A+2,A+=2),I&&"'"===a.charAt(A)&&(H=I=!1,F[z].push(a.substring(G,A)),z++),"="!==a.charAt(A)||"'"===a.charAt(A+1)||I||(F[z]=[a.substring(G,A)],G=A+1,A++,P=a.substring(A).indexOf("="),
-1===P?M=P=a.length:(P+=A,M=a.substring(A,P).lastIndexOf(" "),M=-1===M?a.length:M+A),F[z].push(a.substring(G,M)),z++,H=!1,A=M),A++;return F};a.LessonParser.prototype.parseText=function(b){b=b||"";return b.match(/^\{\\rtf1/)?this.RTFparser.parse(b.substring(10)):new a.SimpleText(this.parent,b)};return a}(descartesJS||{},babel),descartesJS=function(a){function e(a,b){t=[];t.type="matrix";t.rows=a;t.cols=b;var c;u=0;for(l=b;u<l;u++){c=[];m=0;for(v=a;m<v;m++)c.push(0);t[u]=c}return t}function g(a,b){p=
a.rows;s=a.cols;t=e(p,s);var c;for(u=0;u<p;u++)for(m=0;m<s;m++){for(l=c=0;l<s;l++)c+=a[l][u]*b[m][l];t[m][u]=c}return t}function d(a,b,c){for(var f=e(c.length-1,c.length-1),d=0,h=f.length;d<h;d++)for(var k=0;k<h;k++)f[d][k]=d<a?k<b?c[d][k]:c[d][k+1]:d<b?c[d+1][k]:c[d+1][k+1];return f}function b(a){if(1<a.cols){for(var c=0,f=1,e=0,h=a.cols;e<h;e++)c+=f*a[0][e]*b(d(0,e,a)),f=-f;return c}return a[0][0]}if(a.loadLib)return a;var c,k={},f=Math.floor,r,h,q,n;a.fullDecimals=!1;a.Node=function(a,b){this.sep=
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return!1};a.Node.prototype.equalToMinus=function(){return"compOperator"===this.type?(this.type="operator",this.value="-",q=new a.Node("compOperator","=="),n=new a.Node("number","0"),q.addChild(this),q.addChild(n),h=this.getRoot(),h.setAllEvaluateFunction(),h):this};a.Node.prototype.setAllEvaluateFunction=function(){this.setEvaluateFunction();for(var a=0,b=this.childs.length;a<b;a++)this.childs[a].setAllEvaluateFunction()};a.Node.prototype.setEvaluateFunction=function(){if("number"===this.type)this.evaluate=
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c&&"number"===h&&g.push({type:"operator",value:"*"}),z("parentheses",c[0],c[0].length);else if(c=k.match(y))z("separator",c[0],c[0].length);else if(178===k.charCodeAt(0))g.push({type:"operator",value:"^"}),z("number",2,1);else if(179===k.charCodeAt(0))g.push({type:"operator",value:"^"}),z("number",3,1);else if(c=k.match(C))z("final_of_expresion",c[0],c[0].length);else if(d==b){console.log("Error, simbolo no conocido: ["+k+"], en la cadena <<"+e+">>");return}return g};var A,z=/rnd|pi|e|Infinity|-Infinity|sqr|sqrt|ra\u00edz|exp|log|log10|abs|ent|sgn|ind|sin|sen|cos|tan|cot|sec|csc|sinh|senh|cosh|tanh|coth|sech|csch|asin|asen|acos|atan|min|max/;
a.Tokenizer.prototype.flatTokens=function(a,b){a=a||[];b=b||"";A="";for(var c=0,f=a.length;c<f;c++)A="string"==a[c].type?A+"&squot;"+a[c].value+"&squot;":"identifier"!=a[c].type||a[c].value.match(z)?A+a[c].value:A+b+a[c].value;return A};return a}(descartesJS||{}),descartesJS=function(a){function e(a){return isNaN(parseFloat(a))?a.replace(/^\s|\s$/g,"").replace(/^'|'$/g,""):parseFloat(a)}if(a.loadLib)return a;a.Parser=function(b){this.evaluator=b;this.tokenizer=new a.Tokenizer;this.vectors={};this.matrices=
{};this.variables={};this.functions={};this.registerDefaultValues()};a.Parser.prototype.setVariable=function(a,b){this.variables[a]=b};a.Parser.prototype.getVariable=function(a){return this.variables[a]};a.Parser.prototype.setVector=function(a,b,c){this.vectors[a][b]=c};a.Parser.prototype.getVector=function(a){this.vectors.hasOwnProperty(a)||(this.vectors[a]=[0,0,0]);return this.vectors[a]};a.Parser.prototype.setMatrix=function(a,b,c,f){this.matrices[a][b][c]=f};a.Parser.prototype.getMatrix=function(a){this.matrices.hasOwnProperty(a)||
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b[g+1].type&&"("===b[g+1].value?this.getFunction(n):g+1<d&&"square_bracket"===b[g+1].type&&"["===b[g+1].value?b[g+3]&&"square_bracket"===b[g+3].type&&"]"===b[g+3].value?this.getVector(n):this.getMatrix(n):this.getVariable(n)),"asign"===p&&m&&(p="compOperator",n="=="),"asign"===p)if(k=new a.Node(p,n),null!=c)if("identifier"===c.type)c.parent&&c.parent.replaceLastChild(k),k.addChild(c),c=k,m=!0;else if("square_bracket"===c.type)k.addChild(c.parent),c=k,m=!0;else{k.type="compOperator";k.value="==";for(m=
!0;c.parent&&this.getPrecedence(c.parent.value)>=this.getPrecedence(k.value);)c=c.parent;c.parent&&c.parent.replaceLastChild(k);k.addChild(c);c=k}else{console.log("Error1: en la expresion <<"+e+">>, en el token {valor: "+n+", tipo: "+p+"}");break}else if("parentheses"===p&&"("===n||"square_bracket"===p&&"["===n)if(k=new a.Node(p,n),"("===n&&f++,"["===n&&r++,null===c)"("===n&&(new a.Node("(expr)","(expr)")).addChild(k),"["===n&&(new a.Node("[expr]","[expr]")).addChild(k),c=k;else if("operator"===c.type||
"boolOperator"===c.type||"compOperator"===c.type||"conditional"===c.type||"asign"===c.type)c.addChild(k),c=k;else if("sign"===c.type)c.addChild(k),c=k;else if("parentheses"===c.type&&"("===c.value)c.addChild(k),c=k;else if("square_bracket"===c.type&&"["===c.value)c.addChild(k),c=k;else if("parentheses"===c.type&&"()"===c.value)c.parent.addChild(k),c=k;else if("square_bracket"===c.type&&"[]"===c.value)c.parent.addChild(k),c=k;else if("identifier"===c.type)c.addChild(k),c=k;else{console.log("Error2: en la expresion <<"+
e+">>, en el token ["+g+"] {valor: "+n+", tipo: "+p+"}");break}else if("parentheses"===p&&")"===n)if(f--,null===c)console.log("Error3: en la expresion <<"+e+">>, en el token (valor:"+n+", tipo:"+p);else{for(;c&&c.parent&&"("!=c.value;)c=c.parent;if(c&&"("===c.value)c.value="()";else{console.log("Error4: en la expresion <<"+e+">>, en el token {valor: "+n+", tipo: "+p+"}");break}}else if("square_bracket"===p&&"]"===n)if(r--,null===c)console.log("Error5: en la expresion <<"+e+">>, en el token (valor:"+
n+", tipo:"+p);else{for(;c&&c.parent&&"["!=c.value;)c=c.parent;if(c&&"["===c.value)c.value="[]";else{console.log("Error6: en la expresion <<"+e+">>, en el token {valor: "+n+", tipo: "+p+"}");break}}else if("number"===p||"string"===p||"identifier"===p)if(k=new a.Node(p,n),null===c)c=k;else if("operator"===c.type||"compOperator"===c.type||"boolOperator"===c.type||"parentheses"===c.type&&"("===c.value||"square_bracket"===c.type&&"["===c.value||"sign"===c.type||"conditional"===c.type||"asign"===c.type)c.addChild(k),
c=k;else{console.log("Error7: en la expresion <<"+e+">>, en el token {valor: "+n+", tipo: "+p+"}");break}else if("operator"===p||"compOperator"===p||"boolOperator"===p)if(k=new a.Node(p,n),null===c)if("-"===n||"+"===n)k.type="sign",k.value="sign"+n,c=k;else if("!"===n)c=k;else{console.log("Error8: en la expresion <<"+e+">>, en el token {valor: "+n+", tipo: "+p+"}");break}else if("operator"===c.type||"compOperator"===c.type||"boolOperator"===c.type||"asign"===c.type||"conditional"===c.type||"square_bracket"===
c.type&&"["===c.value&&("-"===n||"+"===n||"!"===n)||"parentheses"===c.type&&"("===c.value&&("-"===n||"+"===n||"!"===n)){if("-"===n||"+"===n)k.type="sign",k.value="sign"+n;c.addChild(k);c=k}else if("number"===c.type||"parentheses"===c.type&&"()"===c.value||"square_bracket"===c.type&&"[]"===c.value||"string"===c.type||"identifier"===c.type||"conditional"===c.type||"asign"===c.type){for(;c.parent&&this.getPrecedence(c.parent.value)>=this.getPrecedence(k.value);)c=c.parent;c.parent&&c.parent.replaceLastChild(k);
k.addChild(c);c=k}else{console.log("Error9: en la expresion <<"+e+">>, en el token {valor: "+n+", tipo: "+p+"}");break}else if("conditional"===p)if(k=new a.Node(p,n),null!=c)if("?"===k.value){for(h++;c.parent&&this.getPrecedence(c.parent.value)>this.getPrecedence(k.value);)c=c.parent;c.parent&&c.parent.replaceLastChild(k);k.addChild(c);c=k}else{for(h--;c&&c.parent&&"?"!=c.value;)c=c.parent;if(c&&"?"===c.value)c.value="?:";else{console.log("Error10: en la expresion <<"+e+">>, en el token {valor: "+
n+", tipo: "+p+"}");break}}else{console.log("Error11: en la expresion <<"+e+">>, en el token {valor: "+n+", tipo: "+p+"}");break}else if("separator"===p)if(null!=c)for(;c.parent&&"("!=c.value&&"["!=c.value;)c=c.parent;else{console.log("Error12: en la expresion <<"+e+">>, en el token {valor: "+n+", tipo: "+p+"}");break}else{console.log("Error13: en la expresion <<"+e+">>, en el token {valor: "+n+", tipo: "+p+"}");break}0<f&&alert("Error, faltan parentesis por cerrar: "+e);0>f&&alert("Error, faltan parentesis por abrir: "+
e);0<r&&alert("Error, faltan square bracketss por cerrar: "+e);0>r&&alert("Error, faltan square bracketss por abrir: "+e);0!=h&&alert("Error, condicional incompleta: "+e);(s=c?c.getRoot():null)&&s.setAllEvaluateFunction();return s};a.Parser.prototype.getPrecedence=function(a){switch(a){case "=":return 1;case "(":return 2;case "[":return 2;case "?":return 2;case ":":return 3;case "?:":return 3;case "|":return 6;case "&":return 7;case "<":return 5;case "<=":return 5;case ">":return 5;case ">=":return 5;
case "==":return 5;case "!=":return 5;case "+":return 6;case "-":return 6;case "/":return 7;case "*":return 7;case "sign-":return 7;case "sign+":return 7;case "!":return 8;case "%":return 8;case "^":return 9;default:return 9}};a.Parser.prototype.registerDefaultValues=function(){function b(a,c){for(var f in c)c.hasOwnProperty(f)&&(a[f]=c[f])}this.variables.rnd=Math.random;this.variables.pi=a.returnValue(Math.PI);this.variables.e=a.returnValue(Math.E);this.variables.Infinity=Infinity;this.variables["-Infinity"]=
-Infinity;this.functions.sqr=function(a){return a*a};this.functions.sqrt=this.functions["ra\u00edz"]=Math.sqrt;this.functions.exp=Math.exp;this.functions.log=Math.log;this.functions.log10=function(a){return Math.log(a)/Math.log(10)};this.functions.abs=Math.abs;this.functions.ent=Math.floor;this.functions.sgn=function(a){return 0<a?1:0>a?-1:0};this.functions.ind=function(a){return a?1:0};this.functions.sin=this.functions.sen=Math.sin;this.functions.cos=Math.cos;this.functions.tan=Math.tan;this.functions.cot=
function(a){return 1/Math.tan(a)};this.functions.sec=function(a){return 1/Math.cos(a)};this.functions.csc=function(a){return 1/Math.sin(a)};this.functions.sinh=this.functions.senh=function(a){return(Math.exp(a)-Math.exp(-a))/2};this.functions.cosh=function(a){return(Math.exp(a)+Math.exp(-a))/2};this.functions.tanh=function(a){return(Math.exp(a)-Math.exp(-a))/(Math.exp(a)+Math.exp(-a))};this.functions.coth=function(a){return 1/this.functions.tanh(a)};this.functions.sech=function(a){return 1/this.functions.cosh(a)};
this.functions.csch=function(a){return 1/this.functions.sinh(a)};this.functions.asin=this.functions.asen=Math.asin;this.functions.acos=Math.acos;this.functions.atan=Math.atan;this.functions.min=Math.min;this.functions.max=Math.max;this.functions._Num_=function(a){return"number"==typeof a?"NaN":parseFloat(a)==a?parseFloat(a):"NaN"};var c=this;this.functions._Trace_=function(a){console.log(a)};this.functions._Stop_Audios_=function(){c.evaluator.parent.stopAudios()};this.functions.esCorrecto=function(b,
f,d){return a.esCorrecto(b,f,c.evaluator,d)};this.functions.escorrecto=function(b,f,d){return a.escorrecto(b,f,c.evaluator,d)};window.parent!==window&&(this.functions["parent.set"]=function(a,b){window.parent.postMessage({type:"set",name:a,value:b},"*");return 0},this.functions["parent.update"]=function(){window.parent.postMessage({type:"update"},"*");return 0},this.functions["parent.exec"]=function(a,b){window.parent.postMessage({type:"exec",name:a,value:b},"*");return 0});this.functions._GetValues_=
function(b,f){var d;if(b){d=(d=document.getElementById(b))&&"descartes/archivo"==d.type?d.text.replace(/&brvbar;/g,String.fromCharCode("166")):a.openExternalFile(b);var e=[],h=!1;if(d){d=d.replace(/\r/g,"").split("\n");for(var k=0,g=d.length;k<g;k++)d[k].match("<"+f+">")?(h=d[k].trim().split("<"+f+">"),2==h.length&&""!=h[1]&&(e=e.concat(h[1].split(String.fromCharCode("166")))),h=!0):d[k].match("</"+f+">")?(h=d[k].trim().split("</"+f+">"),2==h.length&&""!=h[0]&&(e=e.concat(h[0].split(String.fromCharCode("166")))),
h=!1):h&&(e=e.concat(d[k].split(String.fromCharCode("166"))));k=0;for(g=e.length;k<g;k++)h=e[k].split("="),h[0]=h[0].trim(),2==h.length&&""!=h[0]&&(isNaN(parseFloat(h[1]))?c.setVariable(h[0],h[1].replace(/^\s|\s$/g,"").replace(/^'|'$/g,"")):c.setVariable(h[0],parseFloat(h[1])))}return 0}};this.functions._GetMatrix_=function(b,f){var d;if(b){d=(d=document.getElementById(b))&&"descartes/archivo"==d.type?d.text.replace(/&brvbar;/g,String.fromCharCode("166")):a.openExternalFile(b);var h=[],k=!1;h.type=
"matrix";if(d){d=d.replace(/\r/g,"").split("\n");for(var g=0,r=d.length;g<r;g++)d[g].match("<"+f+">")?(k=d[g].trim().split("<"+f+">"),2==k.length&&""!=k[1]&&h.push(k[1].split(String.fromCharCode("166")).map(e)),k=!0):d[g].match("</"+f+">")?(k=d[g].trim().split("</"+f+">"),2==k.length&&""!=k[0]&&h.push(k[0].split(String.fromCharCode("166")).map(e)),k=!1):k&&h.push(d[g].split(String.fromCharCode("166")).map(e));c.matrices[f]=h;c.setVariable(f+".filas",h[0].length);c.setVariable(f+".columnas",h.length)}return 0}};
var f=document.createElement("a"),d;this.functions._Save_=function(a,b){document.body.appendChild(f);d=new Blob([b.replace(/\\n/g,"\n").replace(/\\q/g,"'")],{type:"text/plain"});f.setAttribute("download",a);f.setAttribute("href",window.URL.createObjectURL(d));f.click();document.body.removeChild(f);return 0};var h,k,g,r,q=document.createElement("input");q.setAttribute("type","file");onHandleFileSelect=function(b){h=b.target.files;k=new FileReader;k.onload=function(b){a.addExternalFileContent(h[0].name,
b.target.result);c.setVariable(g,h[0].name);c.getFunction(r)&&(c.getFunction(r).apply(c.evaluator,[]),c.evaluator.parent.update())};0<h.length&&k.readAsText(h[0])};q.addEventListener("change",onHandleFileSelect);this.functions._Open_=function(a,b){g=a;r=b;q.click();return 0};this.functions._SaveState_=function(){this.functions._Save_("state.txt",JSON.stringify({variables:this.variables,vectors:this.vectors,matrices:this.matrices}));return 0};var n,p,s=document.createElement("input");s.setAttribute("type",
"file");onHandleFileSelect2=function(a){a.stopPropagation();a.preventDefault();n=a.target.files;p=new FileReader;p.onload=function(a){var f={};try{f=JSON.parse(a.target.result)}catch(d){}f.variables&&b(c.variables,f.variables);f.vectors&&b(c.vectors,f.vectors);f.matrices&&b(c.matrices,f.matrices);c.evaluator.parent.update()};0<n.length&&p.readAsText(n[0])};s.removeEventListener("change",onHandleFileSelect2);s.addEventListener("change",onHandleFileSelect2);this.functions._OpenState_=function(){s.click();
return 0};this.functions._Rojo_=function(b){return(new a.Color(b)).r/255};this.functions._Verde_=function(b){return(new a.Color(b)).g/255};this.functions._Azul_=function(b){return(new a.Color(b)).b/255};this.functions._AnchoDeCadena_=function(b,c,f,d){return a.getTextWidth(b,a.convertFont(c+","+f+","+d))};this.functions._GetDay_=function(){return(new Date).getDate()};this.functions._GetMonth_=function(){return(new Date).getMonth()+1};this.functions._GetYear_=function(){return(new Date).getFullYear()};
this.functions._GetHours_=function(){return(new Date).getHours()};this.functions._GetMinutes_=function(){return(new Date).getMinutes()};this.functions._GetSeconds_=function(){return(new Date).getSeconds()};this.functions._MatrixToStr_=function(a){var b=this.matrices[a];if(b){strM="<"+a+">\\n";for(var c=0,f=b.rows;c<f;c++){for(var d=0,e=b.cols;d<e;d++)strM+=b[c][d]+(d<e-1?" "+String.fromCharCode("166")+" ":"");strM+="\\n"}return strM+="</"+a+">"}return""}};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;
var e=Math.floor;a.Evaluator=function(e){this.parent=e;this.parser=new a.Parser(this);this.variables=this.parser.variables;this.functions=this.parser.functions;this.vectors=this.parser.vectors;this.matrices=this.parser.matrices};a.Evaluator.prototype.setVariable=function(a,d){this.variables[a]=d};a.Evaluator.prototype.getVariable=function(a){return this.variables[a]};a.Evaluator.prototype.setVector=function(a,d,b){d=0>d?0:e(d);this.vectors[a][d]=b};a.Evaluator.prototype.getVector=function(a,d){d=
0>d?0:e(d);return this.vectors[a][d]};a.Evaluator.prototype.setMatrix=function(a,d,b,c){d=0>d?0:e(d);b=0>b?0:e(b);this.matrices[a][d][b]=c};a.Evaluator.prototype.getMatrix=function(a,d,b){d=0>d?0:e(d);b=0>b?0:e(b);return this.matrices[a][d][b]};a.Evaluator.prototype.setFunction=function(a,d){this.functions[a]=d};a.Evaluator.prototype.getFunction=function(a){return this.functions[a]};a.Evaluator.prototype.evalExpression=function(a){return a?a.evaluate(this):0};a.externalEvaluator=new a.Evaluator;return a}(descartesJS||
{}),descartesJS=function(a){if(a.loadLib)return a;var e=2,g=!1,d;a.RTFNode=function(a,b,c,d){this.evaluator=a;this.type="rtfNode";this.value=b;this.nodeType=c;this.style=d;this.styleString=d.toString();this.color=d.textColor;this.underline=d.textUnderline;this.overline=d.textOverline;this.parent=null;this.children=[];switch(this.nodeType){case "textBlock":this.draw=this.drawTextBlock;break;case "textLineBlock":this.draw=this.drawTextLineBlock;break;case "formula":this.draw=this.drawFormula;break;
case "superIndex":this.draw=this.drawSuperIndex;break;case "subIndex":this.draw=this.drawSubIndex;break;case "dynamicText":this.draw=this.drawDynamicText;this.decimal_symbol=this.evaluator.parent.decimal_symbol;break;case "fraction":this.draw=this.drawFraction;break;case "numerator":case "denominator":this.draw=this.drawNumDen;break;case "radical":this.draw=this.drawRadical;break;case "limit":this.draw=this.drawLimit;break;case "integral":this.draw=this.drawIntegral;break;case "sum":this.draw=this.drawSum;
break;case "matrix":this.draw=this.drawMatrix;break;case "defparts":this.draw=this.drawDefparts;break;case "text":case "newLine":this.draw=this.drawText;break;case "hyperlink":this.draw=this.drawHyperlink;break;case "mathSymbol":this.draw=this.drawMathSymbol;break;case "index":case "radicand":case "from":case "to":case "what":case "element":this.draw=this.drawGenericBlock;break;case "componentNumCtrl":this.draw=this.drawComponentNumCtrl;break;case "componentSpace":this.draw=this.drawComponentSpace}};
a.RTFNode.prototype.getRoot=function(){return null==this.parent?this:this.parent.getRoot()};a.RTFNode.prototype.addChild=function(a){a.parent=this;this.children.push(a)};var b=0,c=0,k=0;a.RTFNode.prototype.getTextMetrics=function(){if("textBlock"==this.nodeType){this.spaceWidth=a.getTextWidth(" ",this.styleString);for(var f=0,d=this.children.length;f<d;f++)this.children[f].getTextMetrics()}else if("textLineBlock"==this.nodeType)this.spaceWidth=a.getTextWidth(" ",this.styleString),this.getBlockMetric();
else if("newLine"==this.nodeType){this.spaceWidth=a.getTextWidth(" ",this.styleString);var h=a.getFontMetrics(this.styleString);this.baseline=h.baseline;this.descent=h.descent;this.ascent=h.ascent;this.w=0;this.h=h.h}else if("text"==this.nodeType||"dynamicText"==this.nodeType){this.spaceWidth=a.getTextWidth(" ",this.styleString);h=a.getFontMetrics(this.styleString);this.baseline=h.baseline;this.descent=h.descent;this.ascent=h.ascent;var f=this.value,q;"string"!=typeof this.value&&(d=void 0==this.decimals?
e:this.evaluator.evalExpression(this.decimals),q=void 0==this.fixed?g:this.fixed,f=this.evaluator.evalExpression(this.value,d,q),parseFloat(f).toString()===f.toString()&&(f=q?parseFloat(f).toFixed(d):a.removeNeedlessDecimals(parseFloat(f).toFixed(d)),f=(""+f).replace(".",this.decimal_symbol)),f+=" ");this.w=a.getTextWidth(f,this.styleString);this.h=h.h}else if("formula"==this.nodeType)this.spaceWidth=a.getTextWidth(" ",this.styleString),this.getBlockMetric();else if("hyperlink"===this.nodeType){f=
a.getFontMetrics(this.styleString);this.baseline=f.baseline;this.descent=f.descent;this.ascent=f.ascent;this.w=a.getTextWidth(this.value,this.styleString);this.h=f.h;this.clickCacher=document.createElement("div");this.clickCacher.setAttribute("style","position: absolute; width: "+this.w+"px; height: "+this.h+"px; cursor: pointer;");var n=this;this.clickCacher.addEventListener("click",function(a){n.click=!0;window.open(n.URL,n.URL)})}else if("superIndex"==this.nodeType)this.spaceWidth=a.getTextWidth(" ",
this.styleString),d=b,h=c,q=k,f=a.getFontMetrics(this.styleString),this.getBlockMetric(),0>this.h&&(this.ascent=f.ascent,this.descent=f.descent,this.h=this.ascent+this.descent,this.w=1.5*this.spaceWidth),f=q/2-h+this.h,this.superIndexPos=f-this.ascent,this.ascent=f,this.descent=h,this.baseline=this.ascent,this.h=this.ascent+this.descent;else if("subIndex"==this.nodeType)this.spaceWidth=a.getTextWidth(" ",this.styleString),d=b,h=c,q=k,f=a.getFontMetrics(this.styleString),this.getBlockMetric(),0>this.h&&
(this.ascent=f.ascent,this.descent=f.descent,this.h=this.ascent+this.descent,this.w=1.5*this.spaceWidth),this.subIndexPos=h+1,this.ascent=d,this.descent=this.subIndexPos+this.descent,this.baseline=this.ascent,this.h=this.ascent+this.descent;else if("fraction"==this.nodeType){this.spaceWidth=a.getTextWidth(" ",this.styleString);var p=this.children[0],s=this.children[1],f=a.getFontMetrics(p.styleString);p.getBlockMetric();s.getBlockMetric();d=b;h=c;q=k;0>p.h&&(p.h=f.h,p.w=this.spaceWidth);0>s.h&&(s.h=
f.h,s.w=this.spaceWidth);this.h=p.h+s.h-1;this.ascent=p.h+Math.round(q/2)-h;this.descent=this.h-this.ascent;this.baseline=this.ascent;this.w=Math.max(p.w,s.w)+this.spaceWidth+8}else if("radical"==this.nodeType){this.spaceWidth=a.getTextWidth(" ",this.styleString);h=this.children[0].style.clone();if(1===this.children.length)this.children[1]=new a.RTFNode(this.evaluator," ","radicand",h),this.children[1].addChild(this.children[0]),this.children[0]=new a.RTFNode(this.evaluator," ","index",h);else if("index"!==
this.children[0].nodeType||"radicand"!==this.children[1].nodeType){q=new a.RTFNode(this.evaluator,"","radicand",h);f=0;for(d=this.children.length;f<d;f++)q.addChild(this.children[f]);this.children=[];this.children[0]=new a.RTFNode(this.evaluator,"","index",h);this.children[1]=q}f=this.children[0];d=this.children[1];0>=f.children.length&&(h=this.style.clone(),h.fontSize=parseInt(h.fontSize-0.2*h.fontSize),f.addChild(new a.RTFNode(this.evaluator," ","text",h)));0>=d.children.length&&d.addChild(new a.RTFNode(this.evaluator,
" ","text",this.style.clone()));f.getBlockMetric();d.getBlockMetric();this.ascent=d.h/2<f.h?d.h/2+f.h+2-d.descent:d.ascent+4;this.descent=d.descent;this.baseline=this.ascent;this.h=this.ascent+this.descent;this.w=f.w+d.w+4*this.spaceWidth}else if("sum"==this.nodeType)this.spaceWidth=a.getTextWidth(" ",this.styleString),d=b,h=c,q=k,h=this.children[0],d=this.children[1],q=this.children[2],h.getBlockMetric(),d.getBlockMetric(),q.getBlockMetric(),-1==h.ascent&&(p=a.getFontMetrics(h.styleString),h.ascent=
p.ascent,h.descent=p.descent,h.h=p.h),-1==d.ascent&&(p=a.getFontMetrics(d.styleString),d.ascent=p.ascent,d.descent=p.descent,d.h=p.h),f=a.getFontMetrics(this.styleString),this.ascent=f.h+d.h>q.ascent?f.h-f.descent+d.h:q.ascent,this.descent=h.h>q.descent?h.h+f.descent:q.descent,this.baseline=this.ascent,this.h=this.ascent+this.descent,f=this.style.clone(),f.fontType="Times New Roman",f.Bold="bold",f=f.toString(),f=a.getTextWidth(String.fromCharCode(8721),f),this.w=Math.max(h.w,d.w,f)+Math.max(q.w,
this.spaceWidth)+this.spaceWidth;else if("integral"==this.nodeType)this.spaceWidth=a.getTextWidth(" ",this.styleString),d=b,h=c,q=k,h=this.children[0],d=this.children[1],q=this.children[2],h.getBlockMetric(),d.getBlockMetric(),q.getBlockMetric(),-1==h.ascent&&(p=a.getFontMetrics(h.styleString),h.ascent=p.ascent,h.descent=p.descent,h.h=p.h),-1==d.ascent&&(p=a.getFontMetrics(d.styleString),d.ascent=p.ascent,d.descent=p.descent,d.h=p.h),f=a.getFontMetrics(this.styleString),this.ascent=f.h+d.h>q.ascent?
f.h-f.descent+d.h:q.ascent,this.descent=h.h>q.descent?h.h+f.descent:q.descent,this.baseline=this.ascent,this.h=this.ascent+this.descent,f=this.style.clone(),f.fontSize*=1.5,f.fontType="Times New Roman",f.Bold="bold",f=f.toString(),f=a.getTextWidth(String.fromCharCode(8747),f),this.w=Math.max(h.w,d.w,f)+Math.max(q.w,this.spaceWidth)+2*this.spaceWidth;else if("limit"==this.nodeType)this.spaceWidth=a.getTextWidth(" ",this.styleString),d=b,h=c,q=k,h=this.children[0],d=this.children[1],q=this.children[2],
f=a.getFontMetrics(this.styleString),h.getBlockMetric(),d.getBlockMetric(),q.getBlockMetric(),-1==h.ascent&&(p=a.getFontMetrics(h.styleString),h.ascent=p.ascent,h.descent=p.descent,h.h=p.h),-1==d.ascent&&(p=a.getFontMetrics(d.styleString),d.ascent=p.ascent,d.descent=p.descent,d.h=p.h),-1==q.ascent&&(p=a.getFontMetrics(q.styleString),q.ascent=p.ascent,q.descent=p.descent,q.h=p.h),this.ascent=q.ascent,this.descent=Math.max(f.h,q.descent),this.baseline=this.ascent,this.h=this.ascent+this.descent,f=a.getTextWidth(" "+
String.fromCharCode(8594),this.styleString),0==h.w&&(h.w=this.spaceWidth),0==d.w&&(d.w=this.spaceWidth),0==q.w&&(q.w=this.spaceWidth),this.w=d.w+h.w+q.w+f+this.spaceWidth;else if("matrix"==this.nodeType){this.spaceWidth=a.getTextWidth(" ",this.styleString);f=a.getFontMetrics(this.styleString);d=b;h=c;q=k;q=f.ascent;for(var p=f.descent,s=f.h,t=this.spaceWidth,m,u,f=0,d=this.children.length;f<d;f++)this.children[f].getBlockMetric(),m=this.children[f].h,u=this.children[f].w,s<m&&(s=m,q=this.children[f].ascent,
p=this.children[f].descent),t<u&&(t=u);this.childWidth=t+2*this.spaceWidth;this.childh=s;this.childAscent=q;this.childDescent=p;this.h=this.rows*s;this.ascent=this.h/2+h;this.descent=this.h-this.ascent;this.w=this.columns*this.childWidth+this.spaceWidth}else if("defparts"==this.nodeType){this.spaceWidth=a.getTextWidth(" ",this.styleString);f=a.getFontMetrics(this.styleString);d=b;h=c;q=k;q=f.ascent;p=f.descent;s=f.h;t=this.spaceWidth;f=0;for(d=this.children.length;f<d;f++)this.children[f].getBlockMetric(),
m=this.children[f].h,u=this.children[f].w,s<m&&(s=m,q=this.children[f].ascent,p=this.children[f].descent),t<u&&(t=u);this.childWidth=t+2*this.spaceWidth;this.childh=s;this.childAscent=q;this.childDescent=p;this.h=this.parts*s;this.ascent=this.h/2+h;this.descent=this.h-this.ascent;this.w=t+this.spaceWidth/2}else"mathSymbol"==this.nodeType?(this.spaceWidth=a.getTextWidth(" ",this.styleString),h=a.getFontMetrics(this.styleString),this.baseline=h.baseline,this.descent=h.descent,this.ascent=h.ascent,this.w=
a.getTextWidth(this.value,this.styleString)+this.spaceWidth,this.h=h.h):"componentNumCtrl"==this.nodeType?(this.spaceWidth=a.getTextWidth(" ",this.styleString),this.componentNumCtrl=this.evaluator.parent.getControlByCId(this.value),h=this.componentNumCtrl.h||0,this.baseline=Math.round(3*h/5),this.descent=Math.round(2*h/5),this.ascent=this.baseline,this.h=h,this.w=this.componentNumCtrl.w):"componentSpace"==this.nodeType?(this.spaceWidth=a.getTextWidth(" ",this.styleString),this.componentSpace=this.evaluator.parent.getSpaceByCId(this.value),
this.h=this.ascent=this.descent=this.baseline=0,this.w=this.componentSpace.w):console.log("Element i=unknown",this.nodeType)};a.RTFNode.prototype.getBlockMetric=function(){this.w=0;for(var a=-1,d=-1,e,g=0,n=this.children.length;g<n;g++){e=this.children[g];e.getTextMetrics();childAscent=e.ascent;childDescent=e.descent;this.w+=e.w;var p=childDescent;e=e.h;b=childAscent;c=p;k=e;d<childAscent&&(d=childAscent);a<childDescent&&(a=childDescent)}this.ascent=d;this.descent=a;this.baseline=this.ascent;this.h=
this.ascent+this.descent};a.RTFNode.prototype.drawTextBlock=function(a,b,c,k,n,p,s,t){d=t;this.stableWidth||(e=k,g=n,this.getTextMetrics());s=s?-this.children[0].ascent:0;n=k=0;for(p=this.children.length;n<p;n++)0<n&&(k+=this.children[n-1].h),this.children[n].draw(a,b+0,c+s+k)};a.RTFNode.prototype.drawTextLineBlock=function(a,b,c){for(var e=0,k=0,g=this.children.length;k<g;k++)a.strokeStyle=d,a.fillStyle=d,0<k&&(e+=this.children[k-1].w,"formula"==this.children[k-1].nodeType&&(e+=2*this.children[k-
1].spaceWidth)),this.children[k].draw(a,b+e,c+this.baseline)};a.RTFNode.prototype.drawFormula=function(a,b,c){for(var d=0,e=0,k=this.children.length;e<k;e++)0<e&&(d+=this.children[e-1].w),this.children[e].draw(a,b+this.spaceWidth+d,c)};a.RTFNode.prototype.drawText=function(a,b,c){null!=this.color&&(a.fillStyle=this.color);a.font=this.styleString;a.textAlign="start";a.textBaseline="alphabetic";a.fillText(this.value,b-1,c);if(this.underline){var d="bold"==this.style.textBold,e=d?1:0.5;a.lineWidth=d?
2:1;null!=this.color&&(a.strokeStyle=this.color);a.beginPath();a.moveTo(b-1,parseInt(c+this.descent/2)+e);a.lineTo(b-1+this.w,parseInt(c+this.descent/2)+e);a.stroke()}this.overline&&(e=(d="bold"==this.style.textBold)?2:1.5,a.lineWidth=d?2:1,null!=this.color&&(a.strokeStyle=this.color),a.beginPath(),a.moveTo(b-1,parseInt(c-this.ascent)+e),a.lineTo(b-1+this.w,parseInt(c-this.ascent)+e),a.stroke())};a.RTFNode.prototype.drawDynamicText=function(b,c,d){var k=Math.floor(0.5*this.spaceWidth),n=void 0==this.decimals?
e:this.evaluator.evalExpression(this.decimals),p=void 0==this.fixed?g:this.fixed,s=this.evaluator.evalExpression(this.value);parseFloat(s).toString()===s.toString()&&(s=p?parseFloat(s).toFixed(n):a.removeNeedlessDecimals(parseFloat(s).toFixed(n)),s=(""+s).replace(".",this.decimal_symbol));null!=this.color&&(b.fillStyle=this.color);b.font=this.styleString;b.textAlign="start";b.textBaseline="alphabetic";this.w=a.getTextWidth(s,this.styleString);b.fillText(s,k+c,d);this.underline&&(p=(n="bold"==this.style.textBold)?
1:0.5,b.lineWidth=n?2:1,null!=this.color&&(b.strokeStyle=this.color),b.beginPath(),b.moveTo(k+c-1,parseInt(d+this.descent/2)+p),b.lineTo(k+c-1+this.w,parseInt(d+this.descent/2)+p),b.stroke());this.overline&&(p=(n="bold"==this.style.textBold)?2:1.5,b.lineWidth=n?2:1,null!=this.color&&(b.strokeStyle=this.color),b.beginPath(),b.moveTo(k+c-1,parseInt(d-this.ascent)+p),b.lineTo(k+c-1+this.w,parseInt(d-this.ascent)+p),b.stroke());this.w+=2*k};a.RTFNode.prototype.drawHyperlink=function(a,b,c){this.clickCacher.parentNode||
(a.canvas.nextSibling.className?a.canvas.parentNode.insertBefore(this.clickCacher,a.canvas.nextSibling.nextSibling):a.canvas.parentNode.insertBefore(this.clickCacher,a.canvas.nextSibling),this.clickCacher.style.left=b-2+"px",this.clickCacher.style.top=c-this.ascent-2+"px");a.save();this.click?(a.fillStyle="red",a.strokeStyle="red"):(a.fillStyle="blue",a.strokeStyle="blue");a.font=this.styleStr;a.textAlign="start";a.textBaseline="alphabetic";a.fillText(this.value,b-1,c);var d="bold"==this.style.textBold,
e=d?1:0.5;a.lineWidth=d?2:1;a.beginPath();a.moveTo(b-1,Math.ceil(c+this.descent/2)+e-2);a.lineTo(b-1+this.w,Math.ceil(c+this.descent/2)+e-2);a.stroke();a.restore()};a.RTFNode.prototype.drawRadical=function(a,b,c){var d=Math.floor(this.spaceWidth);this.children[0].draw(a,b,Math.floor(c+this.children[1].descent-this.children[1].h/2-this.children[0].descent));this.children[1].draw(a,b+1.5*d+this.children[0].w,c);a.lineWidth=1;null!=this.color&&(a.strokeStyle=this.color);a.beginPath();a.moveTo(b,Math.floor(c+
this.children[1].descent-this.children[1].h/2));a.lineTo(b+this.children[0].w,Math.floor(c+this.children[1].descent-this.children[1].h/2));a.lineTo(b+this.children[0].w+0.5*d,c+this.children[1].descent);a.lineTo(b+this.children[0].w+1*d,c-this.children[1].ascent);a.lineTo(b+this.children[0].w+2*d+this.children[1].w,c-this.children[1].ascent);a.stroke()};a.RTFNode.prototype.drawFraction=function(a,b,c){this.children[0].draw(a,b+(this.w-this.children[0].w)/2,c-this.ascent);this.children[1].draw(a,b+
(this.w-this.children[1].w)/2,c-this.ascent+this.children[0].h-1);var d=Math.floor(0.5*this.spaceWidth);a.lineWidth=1;null!=this.color&&(a.strokeStyle=this.color);a.beginPath();a.moveTo(b+d,parseInt(c-this.ascent+this.children[0].h)-0.5);a.lineTo(b-d+this.w-1,parseInt(c-this.ascent+this.children[0].h)-0.5);a.stroke()};a.RTFNode.prototype.drawNumDen=function(a,b,c){for(var d=0,e=0,k=this.children.length;e<k;e++)0<e&&(d+=this.children[e-1].w),this.children[e].draw(a,b+d,c+this.baseline)};a.RTFNode.prototype.drawSubIndex=
function(a,b,c){for(var d=0,e=0,k=this.children.length;e<k;e++)0<e&&(d+=this.children[e-1].w),this.children[e].draw(a,b+d,c+this.subIndexPos)};a.RTFNode.prototype.drawSuperIndex=function(a,b,c){for(var d=0,e=0,k=this.children.length;e<k;e++)0<e&&(d+=this.children[e-1].w),this.children[e].draw(a,b+d,c-this.superIndexPos)};a.RTFNode.prototype.drawLimit=function(b,c,d){var e=a.getFontMetrics(this.styleString),k=" "+String.fromCharCode(8594),g=a.getTextWidth(k,this.styleString);this.children[0].draw(b,
c,d+e.descent+this.children[0].ascent);this.children[1].draw(b,c+this.children[0].w+g,d+e.descent+this.children[1].ascent);this.children[2].draw(b,c+g+this.children[0].w+this.children[1].w,d);null!=this.color&&(b.fillStyle=this.color);b.font=this.styleString;b.textAlign="start";b.textBaseline="alphabetic";b.fillText("l\u00edm",c+this.children[0].w,d);b.fillText(k,c+this.children[0].w,d+e.descent+this.children[0].ascent)};a.RTFNode.prototype.drawIntegral=function(b,c,d){var e=this.style.clone();e.fontSize*=
1.5;e.fontType="Times New Roman";e.Bold="bold";var e=e.toString(),k=a.getTextWidth(String.fromCharCode(8747),e),g=a.getFontMetrics(e),s=Math.max(this.children[0].w,this.children[1].w,Math.floor(1.5*k));this.children[0].draw(b,c+k,d+g.descent+this.children[0].ascent);this.children[1].draw(b,c+k+this.spaceWidth/2,d-this.ascent+this.children[1].ascent);this.children[2].draw(b,c+s+k,d);null!=this.color&&(b.fillStyle=this.color);b.font=e;b.textAlign="start";b.textBaseline="alphabetic";b.fillText(String.fromCharCode(8747),
c,d+g.descent/2)};a.RTFNode.prototype.drawSum=function(b,c,d){var e=this.style.clone();e.fontType="Times New Roman";e.Bold="bold";var e=e.toString(),k=a.getTextWidth(String.fromCharCode(8721),e),g=a.getFontMetrics(this.styleString),s=Math.max(this.children[0].w,this.children[1].w,k);this.children[0].draw(b,c+(s-this.children[0].w)/2,d+g.descent+this.children[0].ascent);this.children[1].draw(b,c+(s-this.children[1].w)/2,d-g.ascent-this.children[1].descent);this.children[2].draw(b,c+s,d);null!=this.color&&
(b.fillStyle=this.color);b.font=e;b.textAlign="start";b.textBaseline="alphabetic";b.fillText(String.fromCharCode(8721),c+Math.floor((s-k)/2),d-5)};a.RTFNode.prototype.drawMatrix=function(a,b,c){for(var d,e,k=0,g=this.children.length;k<g;k++)d=k%this.columns,e=Math.floor(k/this.columns),this.children[k].draw(a,2*this.spaceWidth+b+d*this.childWidth,c-this.ascent+this.childAscent+e*this.childh);a.lineWidth=1;null!=this.color&&(a.strokeStyle=this.color);a.beginPath();a.moveTo(Math.floor(b+this.spaceWidth)+
0.5,c-this.ascent+0.5);a.lineTo(Math.floor(b+this.spaceWidth/2)+0.5,c-this.ascent+0.5);a.lineTo(Math.floor(b+this.spaceWidth/2)+0.5,c+this.descent+0.5);a.lineTo(Math.floor(b+this.spaceWidth)+0.5,c+this.descent+0.5);a.moveTo(Math.floor(b+this.w-this.spaceWidth)-0.5,c-this.ascent+0.5);a.lineTo(Math.floor(b+this.w-this.spaceWidth/2)-0.5,c-this.ascent+0.5);a.lineTo(Math.floor(b+this.w-this.spaceWidth/2)-0.5,c+this.descent+0.5);a.lineTo(Math.floor(b+this.w-this.spaceWidth)-0.5,c+this.descent+0.5);a.stroke()};
a.RTFNode.prototype.drawDefparts=function(a,b,c){for(var d=0,e=this.children.length;d<e;d++)this.children[d].draw(a,b+3*this.spaceWidth,c-this.ascent+this.childAscent+d%this.parts*this.childh);a.lineWidth=1;null!=this.color&&(a.strokeStyle=this.color);a.beginPath();a.moveTo(parseInt(b+2*this.spaceWidth)+0.5,c-this.ascent+0.5);a.lineTo(parseInt(b+2*this.spaceWidth)-4.5,c-this.ascent+4.5);a.lineTo(parseInt(b+2*this.spaceWidth)-4.5,c+this.descent-this.h/2-4.5);a.lineTo(b-0.5,c+this.descent-this.h/2);
a.lineTo(parseInt(b+2*this.spaceWidth)-4.5,c+this.descent-this.h/2+4.5);a.lineTo(parseInt(b+2*this.spaceWidth)-4.5,c+this.descent-4.5);a.lineTo(parseInt(b+2*this.spaceWidth)+0.5,c+this.descent+0.5);a.stroke()};a.RTFNode.prototype.drawMathSymbol=function(a,b,c){a.lineWidth=1;null!=this.color&&(a.strokeStyle=this.color,a.fillStyle=this.color);a.beginPath();"("==this.value?(a.font=this.styleString,a.textAlign="start",a.textBaseline="alphabetic",a.fillText("(",b,c)):")"==this.value?(a.font=this.styleString,
a.textAlign="start",a.textBaseline="alphabetic",a.fillText(")",b+this.spaceWidth,c)):(a.font=this.styleString,a.textAlign="center",a.textBaseline="alphabetic",a.fillText(this.value,b+this.w/2,c))};a.RTFNode.prototype.drawGenericBlock=function(a,b,c){for(var d=0,e=0,k=this.children.length;e<k;e++)0<e&&(d+=this.children[e-1].w),this.children[e].draw(a,b+d,c)};a.RTFNode.prototype.drawComponentNumCtrl=function(a,b,c){this.parent.getTextMetrics();this.componentNumCtrl.expresion=this.evaluator.parser.parse("("+
b+","+(c-this.ascent)+","+this.componentNumCtrl.w+","+this.componentNumCtrl.h+")")};a.RTFNode.prototype.drawComponentSpace=function(a,b,c){this.getTextMetrics();this.componentSpace.xExpr=this.evaluator.parser.parse(b+"");this.componentSpace.yExpr=this.evaluator.parser.parse(c-this.parent.ascent+"")};a.RTFNode.prototype.draw=function(a,b,c){console.log(">>> Dibujo desconocido ",this.nodeType)};a.RTFNode.prototype.toHTML=function(){var a="";if("textLineBlock"===this.nodeType||"textBlock"===this.nodeType)for(var b=
0,c=this.children.length;b<c;b++)a+=this.children[b].toHTML();else"text"===this.nodeType?a="<span "+this.style.toCSS()+">"+this.value+"</span>":"newLine"===this.nodeType&&(a="<span "+this.style.toCSS()+">"+this.value+"<br /></span>");return a};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e=String.fromCharCode,g,d,b,c,k,f,r,h,q,n,p;a.RTFTokenizer=function(){};a.RTFTokenizer.prototype.tokenize=function(a){if(a)a=a.replace(/\&gt;/g,">").replace(/\&lt;/g,"<").replace(/\&quote;/g,
"''").replace(/\&squot;/g,"'").replace(/\\rquote /g,"'").replace(/\\endash /g,"-").replace(/\n/g," ").replace(/\r/g,"").replace(/\\uc(\d+) /g,"").replace(/\\uc(\d+)/g,"");else return[];g=[];d=a.length;g=[];b="";k=c=0;r=a.charAt(0);h=!1;for(q="text";c<d;)f=r,r=a.charAt(c+1),h?"\\"===r||"{"===r||"}"===r||" "===r||";"===r?(h=!1,b+=f," "===r&&(c++,r=a.charAt(c+1)),(n=b.match(/^\'([0-9a-f]{2})/))?(p="","text"===q&&(p=g.pop().value),b=p+=e(parseInt(n[1],16))+b.substring(3)):(n=b.match(/^u[0-9]+/))?(p="",
"text"===q&&(p=g.pop().value),b=p+=e(n[0].substring(1))):("{"===b||"}"===b?(g.push({type:"text",value:b}),q="text"):(g.push({type:"controlWord",value:b}),q="controlWord"),b="")):b+=f:"\\"===f?(h=!0,""!==b&&(g.push({type:"text",value:b}),q="text"),b=""):"{"===f?(k++,""!==b&&g.push({type:"text",value:b}),b="",g.push({type:"openBlock",value:k}),q="openBlock"):"}"===f?(""!==b&&g.push({type:"text",value:b}),b="",g.push({type:"closeBlock",value:k}),q="closeBlock",k--):b+=f,c++;""!==b&&g.push({type:"text",
value:b});return g};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d,b,c,k,f,r,h,q,n,p,s,t,m,u,l,v,w,y,C,B,D,F,A,z,H,G,I,L;a.RTFParser=function(b){this.evaluator=b;this.tokenizer=new a.RTFTokenizer};a.RTFParser.prototype.parse=function(x){x=e=this.tokenizer.tokenize(x);for(var J=[],E=!1,Q=!1,N=[],K=0,R=x.length;K<R;K++)if("openBlock"==x[K].type&&N.push(x[K].value),"closeBlock"==x[K].type&&(N.pop(),0>=N.length&&(E=!1)),"controlWord"!=x[K].type||"expr"!=x[K].value&&
"decimals"!=x[K].value||(Q=!0),"controlWord"==x[K].type&&"mjaformula"==x[K].value&&(E=!0),"text"==x[K].type&&E&&!Q){for(var S=0,O=x[K].value,P="",M=0,V=O.length;M<V;M++)if("("==O.charAt(M)||")"==O.charAt(M)||"+"==O.charAt(M)||"-"==O.charAt(M)||"*"==O.charAt(M)||"="==O.charAt(M))P=O.substring(S,M),""!=P&&J.push({type:"text",value:P}),J.push({type:O.charAt(M),value:O.charAt(M)}),S=M+1;P=O.substring(S,M);""!=P&&J.push({type:"text",value:P})}else J.push(x[K]),"text"==x[K].type&&Q&&(Q=!1);e=J;g={};b=2;
if("openBlock"==e[0].type&&"fonttbl"==e[1].value){for(d=e[0].value;"closeBlock"!=e[b].type&&e[b].value!=d;)g[e[b].value]=e[b+2].value.substring(0,e[b+2].value.length-1),b+=3;b++}c={};k=0;if("openBlock"==e[b].type&&"colortbl"==e[b+1].value){d=e[b++].value;for(b++;"closeBlock"!=e[b].type&&e[b].value!=d;)f=parseInt(e[b++].value.substring(3)).toString(16),r=parseInt(e[b++].value.substring(5)).toString(16),h=parseInt(e[b++].value.substring(4)).toString(16),";"===e[b].value&&b++,c[k++]="#"+(2>f.length?
"0"+f:f)+(2>r.length?"0"+r:r)+(2>h.length?"0"+h:h);b++}q=new a.RTFNode(this.evaluator,"","textBlock","",!1,"");n=new a.RTFNode(this.evaluator,"","textLineBlock","",!1,"");q.addChild(n);t=s=p=null;y=w=v=l=u=m=!1;C=[new a.FontStyle(20,"Arial","","",!1,!1,null)];B=C[0];D=!0;A=F=-1;z=[];L=I=G=H=!1;x=b;for(J=e.length;x<J;x++)if("controlWord"==e[x].type&&g[e[x].value])B.fontType=g[e[x].value];else if("controlWord"==e[x].type&&e[x].value.match(/^fs(\d+)/))B.fontSize=parseInt(e[x].value.match(/^fs(\d+)/)[1]/
2);else if("controlWord"==e[x].type&&"b"==e[x].value)B.textBold="bold";else if("controlWord"==e[x].type&&"b0"==e[x].value)B.textBold="";else if("controlWord"==e[x].type&&"i"==e[x].value)B.textItalic="italic";else if("controlWord"==e[x].type&&"i0"==e[x].value)B.textItalic="";else if("controlWord"==e[x].type&&"ul"==e[x].value)B.textUnderline=!0;else if("controlWord"==e[x].type&&"ulnone"==e[x].value)B.textUnderline=!1;else if("controlWord"==e[x].type&&"ol"==e[x].value)B.textOverline=!0;else if("controlWord"==
e[x].type&&"olnone"==e[x].value)B.textOverline=!1;else if("controlWord"==e[x].type&&e[x].value.match(/^cf(\d+)/))B.textColor=c[parseInt(e[x].value.substring(2))],0<z.length&&(z[z.length-1].style.textColor=B.textColor);else if("openBlock"==e[x].type)F=e[x].value,B=B.clone(),C.push(B),z.push(null);else if("closeBlock"==e[x].type)e[x].value==A&&(A=-1,m=!1,n=n.parent),C.pop(),B=C[C.length-1],z.pop();else if("controlWord"==e[x].type&&"par"==e[x].value){n.addChild(new a.RTFNode(this.evaluator,"","newLine",
B.clone()));q=new a.RTFNode(this.evaluator,"","textLineBlock",B.clone());if("textBlock"!=n.nodeType)for(n=n.parent;"textBlock"!=n.nodeType;)n=n.parent;n.addChild(q);n=q}else if("controlWord"==e[x].type&&"mjaformula"==e[x].value)H=!0,A=F,m=!0,q=new a.RTFNode(this.evaluator,"","formula",B.clone()),n.addChild(q),n=q,z[z.length-1]=q;else if("controlWord"==e[x].type&&("fraction"==e[x].value||"radicand"==e[x].value||"radical"==e[x].value||"what"==e[x].value||"sum"==e[x].value||"integral"==e[x].value||"limit"==
e[x].value))E=z[z.length-2].style.clone(),q=new a.RTFNode(this.evaluator,"",e[x].value,E),z[z.length-2].addChild(q),z[z.length-1]=q;else if("controlWord"==e[x].type&&"index"==e[x].value||"to"==e[x].value||"from"==e[x].value)E=z[z.length-2].style.clone(),E.fontSize=parseInt(E.fontSize-0.2*E.fontSize),8>E.fontSize&&(E.fontSize=8),q=new a.RTFNode(this.evaluator,"",e[x].value,E),z[z.length-2].addChild(q),z[z.length-1]=q;else if("controlWord"==e[x].type&&("num"==e[x].value||"den"==e[x].value))E=z[z.length-
2].style.clone(),E.fontSize=Math.round(E.fontSize-0.1*E.fontSize),8>E.fontSize&&(E.fontSize=8),"num"==e[x].value?q=new a.RTFNode(this.evaluator,"","numerator",E):"den"==e[x].value&&(q=new a.RTFNode(this.evaluator,"","denominator",E)),z[z.length-2].addChild(q),z[z.length-1]=q;else if("controlWord"==e[x].type&&("subix"==e[x].value||"supix"==e[x].value))E=z[z.length-2].style.clone(),E.fontSize=Math.floor(E.fontSize-E.fontSize/3),8>E.fontSize&&(E.fontSize=8),"subix"==e[x].value?q=new a.RTFNode(this.evaluator,
"","subIndex",E):"supix"==e[x].value&&(q=new a.RTFNode(this.evaluator,"","superIndex",E)),q.originalStyle=z[z.length-2].style.clone(),z[z.length-2].addChild(q),z[z.length-1]=q;else if("controlWord"==e[x].type&&("defparts"==e[x].value||"matrix"==e[x].value||"element"==e[x].value))E=z[z.length-2].style.clone(),q=new a.RTFNode(this.evaluator,"",e[x].value,E),z[z.length-2].addChild(q),z[z.length-1]=q,"defparts"==e[x].value?t=q:"matrix"==e[x].value&&(s=q);else if("controlWord"==e[x].type&&"parts"==e[x].value)y=
!0;else if("text"==e[x].type&&y)t.parts=parseInt(e[x].value),y=!1;else if("controlWord"==e[x].type&&"rows"==e[x].value)v=!0;else if("text"==e[x].type&&v)s.rows=parseInt(e[x].value),v=!1;else if("controlWord"==e[x].type&&"columns"==e[x].value)w=!0;else if("text"==e[x].type&&w)s.columns=parseInt(e[x].value),w=!1;else if("controlWord"==e[x].type&&"expr"==e[x].value)D=!1,u=!0;else if("controlWord"==e[x].type&&"decimals"==e[x].value)l=!0;else if("text"==e[x].type&&l)p.decimals=this.evaluator.parser.parse(e[x].value+
""),l=!1;else if("controlWord"==e[x].type&&"fixed1"==e[x].value)p.fixed=!0;else if("controlWord"==e[x].type&&"fixed0"==e[x].value)p.fixed=!1;else if("controlWord"!=e[x].type||"component"!=e[x].value)if("controlWord"==e[x].type&&"NumCtrl"==e[x].value)G=!0;else if("controlWord"==e[x].type&&"Space"==e[x].value)I=!0;else if("controlWord"==e[x].type&&"hyperlink"==e[x].value)L=!0;else if("text"==e[x].type&&L){textContent=e[x].value.split("|")[0];E=B.clone();q=new a.RTFNode(this.evaluator,textContent,"hyperlink",
E);q.URL=e[x].value.split("|")[1];if("textLineBlock"!=n.nodeType)for(n=n.parent;"textLineBlock"!=n.nodeType;)n=n.parent;n.addChild(q);L=!1}else if("text"==e[x].type&&G)q=new a.RTFNode(this.evaluator,e[x].value,"componentNumCtrl",B.clone()),n.addChild(q),G=!1;else if("text"==e[x].type&&I)q=new a.RTFNode(this.evaluator,e[x].value,"componentSpace",B.clone()),n.addChild(q),I=!1;else if("text"==e[x].type&&u)E=z[z.length-2].style.clone(),textContent=this.evaluator.parser.parse(e[x].value),q=new a.RTFNode(this.evaluator,
textContent,"dynamicText",E),z[z.length-2].addChild(q),p=z[z.length-1]=q,u=!1;else if("text"==e[x].type&&!u&&!m){textContent=e[x].value;q=new a.RTFNode(this.evaluator,textContent,"text",B.clone());if("textLineBlock"!=n.nodeType)for(n=n.parent;"textLineBlock"!=n.nodeType;)n=n.parent;n.addChild(q)}else if("text"==e[x].type&&!u&&m)textContent=e[x].value,q=new a.RTFNode(this.evaluator,textContent,"text",z[z.length-1].style.clone()),z[z.length-1].addChild(q);else if("("==e[x].type||")"==e[x].type)E=z[z.length-
1].style.clone(),E.textItalic="",q=new a.RTFNode(this.evaluator,e[x].type,"mathSymbol",E),z[z.length-1].addChild(q);else if("+"==e[x].type||"-"==e[x].type||"*"==e[x].type||"="==e[x].type)q=new a.RTFNode(this.evaluator,e[x].type,"mathSymbol",z[z.length-1].style.clone()),z[z.length-1].addChild(q);if(null!=n){var U=n.getRoot();U.stableWidth=D;U.getTextMetrics();U.hasFormula=H}return U};a.FontStyle=function(a,b,c,d,e,f,k){this.fontSize=a;this.fontType=b;this.textItalic=c;this.textBold=d;this.textUnderline=
e;this.textOverline=f;this.textColor=k};a.FontStyle.prototype.toString=function(){return(this.textBold+" "+this.textItalic+" "+this.fontSize+"px "+this.fontType).trim()};a.FontStyle.prototype.toCSS=function(){var a="style='font: "+this.fontSize+"px "+this.fontType+"; ";this.textUnderline&&!this.textOverline&&(a+="text-decoration: underline; ");!this.textUnderline&&this.textOverline&&(a+="text-decoration: overline; ");this.textUnderline&&this.textOverline&&(a+="text-decoration: underline overline; ");
this.textBold&&!this.textItalic&&(a+="font-style: normal; font-weight: bold; ");!this.textBold&&this.textItalic&&(a+="font-style: italic; font-weight: normal; ");this.textBold&&this.textItalic&&(a+="font-style: italic; font-weight: bold; ");this.textBold||this.textItalic||(a+="font-style: normal; font-weight: normal; ");this.textColor&&(a+="color: "+this.textColor+"; ");return a+"'"};a.FontStyle.prototype.clone=function(){return new a.FontStyle(this.fontSize,this.fontType,this.textItalic,this.textBold,
this.textUnderline,this.textOverline,this.textColor)};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d,b,c,k,f,r,h,q,n,p,s,t;a.Space=function(b,c){this.parent=b;g=this.evaluator=this.parent.evaluator;d=g.parser;this.id="";this.values=c;this.type="R2";this.xExpr=d.parse("0");this.yExpr=d.parse("0");this.w=parseInt(b.container.width);this.h=parseInt(b.container.height);this.drawif=d.parse("1");this.fixed=2!=b.version?!1:!0;this.scale=48;this.Oy=this.Ox=0;this.image=
new Image;this.image.onload=function(){this.ready=1};this.imageSrc="";this.bg_display="topleft";this.background="descinst.com.mja.descartes.DescartesJS.class"===b.code||b.arquimedes?new a.Color("f0f8fa"):new a.Color("ffffff");this.net=2!=b.version?new a.Color("c0c0c0"):"";this.net10=2!=b.version?new a.Color("808080"):"";this.axes=2!=b.version?new a.Color("808080"):"";this.text=new a.Color("ffafaf");this.numbers=!1;this.x_axis=2!=b.version?"":" ";this.y_axis=2!=b.version?"":" ";this.sensitive_to_mouse_movements=
!1;this.cID="";this.mouse_y=this.mouse_x=0;this.ctrs=[];this.graphicsCtr=[];this.graphics=[];this.backgroundGraphics=[];this.zIndex=b.zIndex;this.plecaHeight=b.plecaHeight||0;this.displaceRegionNorth=b.displaceRegionNorth||0;this.displaceRegionWest=b.displaceRegionWest||0;for(var e in c)c.hasOwnProperty(e)&&(this[e]=c[e]);this.init()};a.Space.prototype.init=function(){e=this.parent;g=this.evaluator;b=this.id;this.displaceRegionNorth=e.displaceRegionNorth||0;this.displaceRegionWest=e.displaceRegionWest||
0;void 0!=this.wExpr&&(this.w=(parseInt(e.container.width)-this.displaceRegionWest)*parseFloat(this.wExpr)/100);void 0!=this.hExpr&&(this.h=(parseInt(e.container.height)-this.displaceRegionNorth)*parseFloat(this.hExpr)/100);f=parseInt(e.container.height);r=parseInt(e.container.width);this.x=g.evalExpression(this.xExpr)+this.displaceRegionWest;this.y=g.evalExpression(this.yExpr)+this.plecaHeight+this.displaceRegionNorth;this.container&&(this.container.style.left=this.x+"px",this.container.style.top=
this.y+"px");0<=this.y?(c=f-this.y,this.h>c&&(this.h=c)):(c=this.h+this.y,this.h=c>=f?f:c);0<=this.x?(k=r-this.x,this.w>k&&(this.w=k)):(k=this.w+this.x,this.w=k>=r?r:k);""==this.imageSrc&&this.imageSrc.trim().toLowerCase().match(/vacio.gif$/)||(this.image=e.getImage(this.imageSrc));this.OxExpr&&(q=this.OxExpr,"%"===q[q.length-1]?this.Ox=this.w*parseFloat(q)/100:(h=parseFloat(q),h!=q&&(h=0),this.Ox=h));this.OyExpr&&(n=this.OyExpr,"%"===n[n.length-1]?this.Oy=this.h*parseFloat(n)/100:(h=parseFloat(n),
h!=n&&(h=0),this.Oy=h));""!==this.id&&2!==e.version?(g.setVariable(b+"._w",this.w),g.setVariable(b+"._h",this.h),g.setVariable(b+".escala",this.scale),g.setVariable(b+".Ox",this.Ox),g.setVariable(b+".Oy",this.Oy),g.setVariable(b+".mouse_x",0),g.setVariable(b+".mouse_y",0),g.setVariable(b+".mouse_pressed",0),g.setVariable(b+".mouse_clicked",0),g.setVariable(b+".clic_izquierdo",0)):(h=g.getVariable("_w"),void 0===h&&(h=this.w),g.setVariable("_w",h),h=g.getVariable("_h"),void 0===h&&(h=this.h),g.setVariable("_h",
h),h=g.getVariable("escala"),void 0===h&&(h=this.scale),g.setVariable("escala",h),h=g.getVariable("Ox"),void 0===h&&(h=this.Ox),g.setVariable("Ox",h),h=g.getVariable("Oy"),void 0===h&&(h=this.Oy),g.setVariable("Oy",h),g.setVariable("mouse_x",0),g.setVariable("mouse_y",0),g.setVariable("mouse_pressed",0),g.setVariable("mouse_clicked",0),g.setVariable("clic_izquierdo",0),""===this.x_axis&&""===this.y_axis&&2==e.version&&(this.axes=""));this.w_2=this.w/2;this.h_2=this.h/2};a.Space.prototype.addCtr=function(a){"graphic"===
a.type?this.graphicsCtr.push(a):this.ctrs.push(a)};a.Space.prototype.addGraph=function(a,b){"R2"==this.type&&b||"R3"==this.type&&!b||(a.background&&"R3"!==this.type?this.backgroundGraphics.push(a):this.graphics.push(a))};a.Space.prototype.clearClick=function(){this.evaluator.setVariable(this.mclickedString,0);this.evaluator.setVariable(this.mclicizquierdoString,0)};a.Space.prototype.getRelativeX=function(a){return(parseInt(a)-this.w_2-this.Ox)/this.scale};a.Space.prototype.getRelativeY=function(a){return(-parseInt(a)+
this.h_2+this.Oy)/this.scale};a.Space.prototype.getAbsoluteX=function(a){return a*this.scale+this.w_2+this.Ox};a.Space.prototype.getAbsoluteY=function(a){return-a*this.scale+this.h_2+this.Oy};a.Space.prototype.findOffset=function(){p=this.container;this.offsetTop=this.offsetLeft=0;this.container&&this.container.style&&(s=this.container.style.display);this.container.style.display="block";if(p.getBoundingClientRect){var a=p.getBoundingClientRect();this.offsetLeft=a.left;this.offsetTop=a.top}else for(;p;)p.tagName&&
"html"!==p.tagName.toLowerCase()?(this.offsetLeft+=p.offsetLeft||0,this.offsetTop+=p.offsetTop||0,p=p.parentNode):p=null;this.container&&this.container.style&&(this.container.style.display=s)};a.Space.prototype.getCursorPosition=function(b){t=a.getCursorPosition(b);return{x:t.x-this.offsetLeft,y:t.y-this.offsetTop}};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e;a.SpaceExternal=function(a){e=this;e.parent=a;e.width=228;e.vSpace=25;e.container=document.createElement("div");
e.container.setAttribute("style","-webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; border-style: ridge; border-width: 5px; border-color: gray; box-shadow: #000 0px 0px 25px 5px; overflow-y: scroll; overflow-x: hidden; position: fixed; left: 0px; top: 0px; z-index: 10000; width: "+(e.width+27)+"px; height: 460px; background-color: #63b4fb");e.moveManipulator=document.createElement("div");e.moveManipulator.setAttribute("style"," position: absolute; left: 0px; top: 0px; width: "+
(e.width+27)+"px; height: "+e.vSpace+"px; line-height: "+e.vSpace+"px; background-color: ddd; cursor: move; padding-left: 75px; font-family: Sans-Serif; font-size: 18px;");e.moveManipulator.innerHTML="Descartes";e.container.appendChild(e.moveManipulator);e.ctrs=[]};a.SpaceExternal.prototype.init=function(){function e(c){b.newPosition=a.getCursorPosition(c);b.container.style.left=b.initialPosition.x+(b.newPosition.x-b.oldPosition.x)+"px";b.container.style.top=b.initialPosition.y+(b.newPosition.y-b.oldPosition.y)+
"px"}function d(a){a.preventDefault();b.findOffset();document.body.removeEventListener("mousemove",e);document.body.removeEventListener("mouseup",d)}document.body.appendChild(this.container);var b=this,c=b.parent.evaluator.parser,k;k=0;for(var f=b.ctrs.length;k<f;k++)b.ctrs[k].expresion=c.parse("(0,"+(b.vSpace+23+35*k)+","+b.width+",35)"),b.ctrs[k].update();b.numCtr=f;k="espa\u00f1ol"==b.language?"cr\u00e9ditos":"english"==b.language?"about":"cr\u00e9ditos";k=new a.Button(b.parent,{region:"external",
name:k,font_size:c.parse("15"),expresion:c.parse("(0,"+b.vSpace+","+b.width/2+",25)")});k.actionExec={execute:a.showAbout};k.update();(new a.Button(b.parent,{region:"external",name:"config",font_size:c.parse("15"),action:"config",expresion:c.parse("("+b.width/2+","+b.vSpace+","+b.width/2+",25)")})).update();k="espa\u00f1ol"==b.language?"inicio":"english"==b.language?"init":"inicio";(new a.Button(b.parent,{region:"external",name:k,font_size:c.parse("15"),action:"init",expresion:c.parse("(0,"+(b.vSpace+
23+35*f)+","+b.width/2+",25)")})).update();k="espa\u00f1ol"==b.language?"limpiar":"english"==b.language?"clear":"limpiar";(new a.Button(b.parent,{region:"external",name:k,font_size:c.parse("15"),action:"clear",expresion:c.parse("("+b.width/2+","+(b.vSpace+23+35*f)+","+b.width/2+",25)")})).update();k="espa\u00f1ol"==b.language?"cerrar":"close";c=new a.Button(b.parent,{region:"external",name:k,font_size:c.parse("15"),expresion:c.parse("("+b.width/4+","+(b.vSpace+46+35*f)+","+b.width/2+",25)")});c.update();
c.canvas.addEventListener("click",function(a){b.hide()});b.setPositionAndSize();b.moveManipulator.addEventListener("mousedown",function(c){c.preventDefault();b.oldPosition=a.getCursorPosition(c);b.initialPosition={x:b.container.offsetLeft,y:b.container.offsetTop};document.body.addEventListener("mousemove",e);document.body.addEventListener("mouseup",d)});b.findOffset();b.hide()};a.SpaceExternal.prototype.addCtr=function(a){this.ctrs.push(a)};a.SpaceExternal.prototype.show=function(){this.setPositionAndSize();
this.container.style.display="block"};a.SpaceExternal.prototype.hide=function(){this.container.style.display="none"};a.SpaceExternal.prototype.setPositionAndSize=function(){var a=this.vSpace+46+35*this.numCtr+25+10;this.container.style.left=Math.max(parseInt(window.innerWidth-this.width)/2,0)+"px";this.container.style.top="5px";this.container.style.height=window.innerHeight<this.vSpace+75?this.vSpace+75+"px":a>window.innerHeight-10?window.innerHeight-10:a+"px"};a.SpaceExternal.prototype.findOffset=
function(){tmpContainer=this.container;this.offsetTop=this.offsetLeft=0;this.container&&this.container.style&&(tmpDisplay=this.container.style.display);this.container.style.display="block";if(tmpContainer.getBoundingClientRect){var a=tmpContainer.getBoundingClientRect();this.offsetLeft=a.left;this.offsetTop=a.top}else for(;tmpContainer;)tmpContainer.tagName&&"html"!==tmpContainer.tagName.toLowerCase()?(this.offsetLeft+=tmpContainer.offsetLeft||0,this.offsetTop+=tmpContainer.offsetTop||0,tmpContainer=
tmpContainer.parentNode):tmpContainer=null;this.container&&this.container.style&&(this.container.style.display=tmpDisplay);for(var a=0,d=this.ctrs.length;a<d;a++)this.ctrs[a].findOffset&&this.ctrs[a].findOffset()};return a}(descartesJS||{}),descartesJS=function(a){var e,g;if(a.loadLib)return a;var d=Math.floor,b=Math.round,c=2*Math.PI,k=a.convertFont("SansSerif,PLAIN,12"),f=a.convertFont("Monospaced,PLAIN,12"),r=10,h,q,n,p,s,t,m,u,l,v,w,y,C,B,D,F,A,z,H,G,I,L,x,J,E,Q,N,K,R;a.Space2D=function(b,c){a.Space.call(this,
b,c);h=this;h.backgroundCanvas=document.createElement("canvas");h.backgroundCanvas.setAttribute("id",h.id+"_background");h.backgroundCanvas.setAttribute("width",h.w+"px");h.backgroundCanvas.setAttribute("height",h.h+"px");h.backgroundCtx=h.backgroundCanvas.getContext("2d");h.backgroundCtx.imageSmoothingEnabled=!1;h.backgroundCtx.mozImageSmoothingEnabled=!1;h.backgroundCtx.webkitImageSmoothingEnabled=!1;h.canvas=document.createElement("canvas");h.canvas.setAttribute("id",h.id+"_canvas");h.canvas.setAttribute("width",
h.w+"px");h.canvas.setAttribute("height",h.h+"px");h.canvas.setAttribute("class","DescartesSpace2DCanvas");h.canvas.setAttribute("style","z-index: "+h.zIndex+";");h.ctx=h.canvas.getContext("2d");h.ctx.imageSmoothingEnabled=!1;h.ctx.mozImageSmoothingEnabled=!1;h.ctx.webkitImageSmoothingEnabled=!1;h.graphicControlContainer=document.createElement("div");h.graphicControlContainer.setAttribute("id",h.id+"_graphicControls");h.graphicControlContainer.setAttribute("style","position: absolute; left: 0px; top: 0px; z-index: "+
h.zIndex+";");h.numericalControlContainer=document.createElement("div");h.numericalControlContainer.setAttribute("id",h.id+"_numericalControls");h.numericalControlContainer.setAttribute("style","position: absolute; left: 0px; top: 0px; z-index: "+h.zIndex+";");h.container=document.createElement("div");h.container.setAttribute("id",h.id);h.container.setAttribute("class","DescartesSpace2DContainer");h.container.setAttribute("style","left: "+h.x+"px; top: "+h.y+"px; z-index: "+h.zIndex+";");h.parent.arquimedes&&
"#f0f8fa"===h.background.getColor()&&(h.container.style.border="1px solid #b8c4c8");h.container.appendChild(h.backgroundCanvas);h.container.appendChild(h.canvas);h.container.appendChild(h.graphicControlContainer);h.container.appendChild(h.numericalControlContainer);b.container.insertBefore(h.container,b.loader);h.parent.images[h.id+".image"]=h.canvas;h.parent.images[h.id+".image"].ready=1;h.parent.images[h.id+".image"].complete=!0;h.evaluator.setVariable(h.id+".image",h.id+".image");h.parent.images[h.id+
".back"]=h.backgroundCanvas;h.parent.images[h.id+".back"].ready=1;h.parent.images[h.id+".back"].complete=!0;h.evaluator.setVariable(h.id+".back",h.id+".back");""!==h.id&&2!==b.version?(h.OxString=h.id+".Ox",h.OyString=h.id+".Oy",h.scaleString=h.id+".escala",h.wString=h.id+"._w",h.hString=h.id+"._h",h.mxString=h.id+".mouse_x",h.myString=h.id+".mouse_y",h.mpressedString=h.id+".mouse_pressed",h.mclickedString=h.id+".mouse_clicked",h.mclicizquierdoString=h.id+".clic_izquierdo"):(h.OxString="Ox",h.OyString=
"Oy",h.scaleString="escala",h.wString="_w",h.hString="_h",h.mxString="mouse_x",h.myString="mouse_y",h.mpressedString="mouse_pressed",h.mclickedString="mouse_clicked",h.mclicizquierdoString="clic_izquierdo");h.click=0;h.registerMouseAndTouchEvents()};a.extend(a.Space2D,a.Space);a.Space2D.prototype.init=function(){h=this;h.uber.init.call(h);h.canvas&&(h.backgroundCanvas.setAttribute("width",h.w+"px"),h.backgroundCanvas.setAttribute("height",h.h+"px"),h.canvas.setAttribute("width",h.w+"px"),h.canvas.setAttribute("height",
h.h+"px"));h.container&&h.findOffset()};a.Space2D.prototype.update=function(a){h=this;q=h.evaluator;n=h.parent;q.setVariable(h.wString,h.w);q.setVariable(h.hString,h.h);h.drawIfValue=0<q.evalExpression(h.drawif);if(h.drawIfValue){s=h.x!==q.evalExpression(h.xExpr)+h.displaceRegionWest;t=h.y!==q.evalExpression(h.yExpr)+n.plecaHeight+h.displaceRegionNorth;h.spaceChange=a||s||t||h.drawBefore!==h.drawIfValue||h.Ox!==q.getVariable(h.OxString)||h.Oy!==q.getVariable(h.OyString)||h.scale!==q.getVariable(h.scaleString);
h.x=s?q.evalExpression(h.xExpr)+h.displaceRegionWest:h.x;h.y=t?q.evalExpression(h.yExpr)+n.plecaHeight+h.displaceRegionNorth:h.y;h.Ox=q.getVariable(h.OxString);h.Oy=q.getVariable(h.OyString);h.scale=q.getVariable(h.scaleString);h.drawBefore=h.drawIfValue;1E-6>h.scale?(h.scale=1E-6,q.setVariable(h.scaleString,1E-6)):1E6<h.scale&&(h.scale=1E6,q.setVariable(h.scaleString,1E6));if(s||t)h.container.style.left=h.x+"px",h.container.style.top=h.y+"px",h.findOffset();h.container.style.display="block";h.drawTrace=
!h.spaceChange&&(!h.fixed&&!h.click||h.fixed);h.spaceChange&&h.drawBackground();h.draw()}else h.container.style.display="none"};a.Space2D.prototype.drawBackground=function(){q=this.evaluator;p=this.backgroundCtx;p.clearRect(0,0,this.backgroundCanvas.width,this.backgroundCanvas.height);p.fillStyle=this.background.getColor();p.fillRect(0,0,this.backgroundCanvas.width,this.backgroundCanvas.height);this.image&&""!=this.image.src&&this.image.ready&&this.image.complete&&("topleft"===this.bg_display?p.drawImage(this.image,
0,0):"stretch"===this.bg_display?p.drawImage(this.image,0,0,this.w,this.h):"patch"===this.bg_display?(p.fillStyle=p.createPattern(this.image,"repeat"),p.fillRect(0,0,this.canvas.width,this.canvas.height)):"imgcenter"===this.bg_display&&p.drawImage(this.image,(this.w-this.image.width)/2,(this.h-this.image.height)/2));u=this.scale;l=0;for(v=0>this.w+this.h?0:this.w+this.h;u>v;)u/=10,l++;for(;u<v/10;)u*=10;p.lineWidth=1;""!==this.net&&(p.strokeStyle=this.net.getColor(),this.drawMarks(p,u/10,-1));if(2!==
this.parent.version&&""!==this.net10||2===this.parent.version&&""!==this.net&&""!==this.net10)p.strokeStyle=this.net10.getColor(),this.drawMarks(p,u,-1);if(""!==this.axes){p.strokeStyle=this.axes.getColor();p.beginPath();if(""!==this.x_axis||2!==this.parent.version)p.moveTo(0,d(this.h/2+this.Oy)+0.5),p.lineTo(this.w,d(this.h/2+this.Oy)+0.5);if(""!==this.y_axis||2!==this.parent.version)p.moveTo(d(this.w/2+this.Ox)+0.5,0),p.lineTo(d(this.w/2+this.Ox)+0.5,this.h);p.stroke();this.drawMarks(p,u,4);this.drawMarks(p,
u/2,2);this.drawMarks(p,u/10,1)}if(""!==this.x_axis||""!==this.y_axis)p.fillStyle=""!==this.axes?this.axes.getColor():"black",p.font=k,p.textAlign="right",p.textBaseline="alphabetic",p.fillText(this.x_axis,d(this.w)-2,d(this.h/2+this.Oy)+12),p.fillText(this.y_axis,d(this.w/2+this.Ox)-2,12);this.numbers&&""!=this.axes&&(p.fillStyle=this.axes.getColor(),p.font=k,p.textAlign="start",p.textBaseline="bottom",u>(this.w+this.h)/2?this.drawNumbers(p,u/5,u<=this.scale?l+1:l):u>(this.w+this.h)/4?this.drawNumbers(p,
u/2,u<=this.scale?l+1:l):this.drawNumbers(p,u,l));for(var a=0,b=this.backgroundGraphics.length;a<b;a++)this.backgroundGraphics[a].draw()};a.Space2D.prototype.draw=function(){p=this.ctx;p.clearRect(0,0,this.canvas.width,this.canvas.height);for(var a=0,b=this.graphics.length;a<b;a++)m=this.graphics[a],""!==m.trace&&this.drawTrace&&m.drawTrace(),m.draw();a=0;for(b=this.graphicsCtr.length;a<b;a++)this.graphicsCtr[a].draw();""!=this.text&&this.click&&"L"===this.whichButton&&(p.fillStyle=this.text.getColor(),
p.strokeStyle=p.fillStyle,p.lineWidth=1,p.font=f,p.textAlign="center",p.textBaseline="alphabetic",I=1>=this.scale?this.mouse_x.toFixed(0):this.mouse_x.toFixed(this.scale.toString().length),L=1>=this.scale?this.mouse_y.toFixed(0):this.mouse_y.toFixed(this.scale.toString().length),x="("+I+","+L+")",J=d(p.measureText(x).width/2),E=this.getAbsoluteX(this.mouse_x),Q=this.getAbsoluteY(this.mouse_y),N=d(E),K=d(Q-10),N+J>this.w?N=this.w-J:0>N-J&&(N=J),K+1>this.h?K=this.h:0>K-14&&(K=15),p.fillText(x,N,K),
p.beginPath(),p.arc(E,Q,2.5,0,c,!0),p.stroke())};a.Space2D.prototype.drawMarks=function(a,c,e){w=this.w;y=this.h;A=0;z=w;H=0;G=y;D=d(w/2+this.Ox);F=d(y/2+this.Oy);0<=e&&(A=D-e,z=D+e,H=F-e,G=F+e);a.beginPath();for(e=-b(D/c);(C=D+b(e*c))<w;e++)a.moveTo(C+0.5,H+0.5),a.lineTo(C+0.5,G+0.5);for(e=-b(F/c);(B=F+b(e*c))<y;e++)a.moveTo(A+0.5,B+0.5),a.lineTo(z+0.5,B+0.5);a.stroke()};a.Space2D.prototype.drawNumbers=function(a,c,e){w=this.w;y=this.h;D=d(w/2+this.Ox);F=d(y/2+this.Oy);for(e=-b(D/c);(C=D+b(e*c))<
w;e++)a.fillText(parseFloat((e*c/this.scale).toFixed(4)),C+1,F-2);for(e=-b(F/c);(B=F+b(e*c))<y;e++)0!==parseFloat(-e*c/this.scale)&&a.fillText(parseFloat((-e*c/this.scale).toFixed(4)),D+5,B+5)};a.Space2D.prototype.registerMouseAndTouchEvents=function(){function b(a){document.body.focus();l.parent.clearClick();l.click=1;l.evaluator.setVariable(l.mpressedString,1);l.evaluator.setVariable(l.mclickedString,0);l.evaluator.setVariable(l.mclicizquierdoString,0);l.parent.deactivateGraphiControls();h(a);window.addEventListener("touchmove",
q);window.addEventListener("touchend",c);a.stopPropagation();a.preventDefault()}function c(a){document.body.focus();l.click=0;l.evaluator.setVariable(l.mpressedString,0);l.evaluator.setVariable(l.mclickedString,1);l.evaluator.setVariable(l.mclicizquierdoString,1);window.removeEventListener("touchmove",q);window.removeEventListener("touchend",c);a.preventDefault();l.parent.update()}function f(b){document.body.focus();b.stopPropagation();b.preventDefault();l.parent.clearClick();l.click=1;l.parent.deactivateGraphiControls();
l.whichButton=a.whichButton(b);"R"===l.whichButton?(window.addEventListener("mouseup",k),l.clickPosForZoom=l.getCursorPosition(b).y,l.clickPosForZoomNew=l.clickPosForZoom,l.fixed||(l.tempScale=l.scale,window.addEventListener("mousemove",m))):"L"===l.whichButton&&(l.evaluator.setVariable(l.mpressedString,1),l.evaluator.setVariable(l.mclickedString,0),l.evaluator.setVariable(l.mclicizquierdoString,0),h(b),window.addEventListener("mousemove",q),window.addEventListener("mouseup",k))}function k(a){document.body.focus();
a.stopPropagation();a.preventDefault();l.click=0;l.evaluator.setVariable(l.mpressedString,0);l.evaluator.setVariable(l.mclickedString,1);l.evaluator.setVariable(l.mclicizquierdoString,1);"R"===l.whichButton&&(window.removeEventListener("mousemove",m),l.clickPosForZoom==l.clickPosForZoomNew&&l.parent.externalSpace.show());window.removeEventListener("mousemove",q);window.removeEventListener("mouseup",k);l.parent.update()}function h(a){Date.now()-n>r&&(l.posAnte=l.getCursorPosition(a),l.mouse_x=l.getRelativeX(l.posAnte.x),
l.mouse_y=l.getRelativeY(l.posAnte.y),l.evaluator.setVariable(l.mxString,l.mouse_x),l.evaluator.setVariable(l.myString,l.mouse_y),l.evaluator.setVariable(l.mclickedString,0),l.evaluator.setVariable(l.mclicizquierdoString,0),l.parent.update(),n=Date.now())}function m(a){a.preventDefault();l.clickPosForZoomNew=l.getCursorPosition(a).y;l.evaluator.setVariable(l.scaleString,l.tempScale+l.tempScale/45*((l.clickPosForZoom-l.clickPosForZoomNew)/10));l.parent.update()}function q(a){a.preventDefault();a.stopPropagation();
!l.fixed&&Date.now()-n>r&&(l.posNext=l.getCursorPosition(a),e=d(l.posAnte.x-l.posNext.x),g=d(l.posAnte.y-l.posNext.y),l.evaluator.setVariable(l.OxString,l.Ox-e),l.evaluator.setVariable(l.OyString,l.Oy-g),l.posAnte.x-=e,l.posAnte.y-=g);h(a)}var n=0,l=this;R=a.hasTouchSupport;l.clickPosForZoom=null;l.clickPosForZoomNew=null;l.canvas.oncontextmenu=function(a){return!1};R&&(this.sensitive_to_mouse_movements&&this.canvas.addEventListener("touchmove",h),this.canvas.addEventListener("touchstart",b));R||
(this.sensitive_to_mouse_movements&&this.canvas.addEventListener("mousemove",h),this.canvas.addEventListener("mousedown",f))};return a}(descartesJS||{}),descartesJS=function(a){var e,g,d;function b(a,b){return b.depth-a.depth}function c(b,c){Z=a.subtract3D(b,a.scalarProduct3D(c,a.dotProduct3D(b,c)));W=a.add3D(b,a.scalarProduct3D(Z,-2));X=a.norm3D(W);return 0!==X?a.scalarProduct3D(W,1/X):a.scalarProduct3D(b,-1)}if(a.loadLib)return a;var k=Math.floor,f=Math.round,r=Math.max,h=Math.cos,q=Math.sin,n=
Math.sqrt,p=15*Math.PI/180,s=Math.cos(p),t=Math.sin(p),m,u,l,v,w,y,C,B,D,F,A,z,H,G,I,L,x,J,E,Q,N,K,R,S=[],O,P,M,V,U,Y,Z,W,X;a.Space3D=function(b,c){a.Space.call(this,b,c);l=this;l.backgroundCanvas=document.createElement("canvas");l.backgroundCanvas.setAttribute("id",l.id+"_background");l.backgroundCanvas.setAttribute("width",l.w+"px");l.backgroundCanvas.setAttribute("height",l.h+"px");l.canvas=document.createElement("canvas");l.canvas.setAttribute("id",l.id+"_canvas");l.canvas.setAttribute("width",
l.w+"px");l.canvas.setAttribute("height",l.h+"px");l.canvas.setAttribute("class","DescartesSpace3DCanvas");l.canvas.setAttribute("style","z-index: "+l.zIndex+";");l.ctx=l.canvas.getContext("2d");l.ctx.imageSmoothingEnabled=!1;l.ctx.mozImageSmoothingEnabled=!1;l.ctx.webkitImageSmoothingEnabled=!1;l.graphicControlContainer=document.createElement("div");l.graphicControlContainer.setAttribute("id",l.id+"_graphicControls");l.graphicControlContainer.setAttribute("style","position: absolute; left: 0px; top: 0px; z-index: "+
l.zIndex+";");l.numericalControlContainer=document.createElement("div");l.numericalControlContainer.setAttribute("id",l.id+"_numericalControls");l.numericalControlContainer.setAttribute("style","position: absolute; left: 0px; top: 0px; z-index: "+l.zIndex+";");l.container=document.createElement("div");l.container.setAttribute("id",l.id);l.container.setAttribute("class","DescartesSpace3DContainer");l.container.setAttribute("style","left: "+l.x+"px; top: "+l.y+"px; z-index: "+l.zIndex+";");l.container.appendChild(l.backgroundCanvas);
l.container.appendChild(l.canvas);l.container.appendChild(l.graphicControlContainer);l.container.appendChild(l.numericalControlContainer);b.container.insertBefore(l.container,b.loader);l.eye={x:0,y:0,z:0};l.lights=[{x:50,y:50,z:70},{x:50,y:-50,z:30},{x:20,y:0,z:-80},{x:0,y:0,z:0}];for(var d=0,e=l.lights.length;d<e;d++)l.lights[d]=a.normalize3D(l.lights[d]);l.light3={x:0,y:0,z:0};l.intensity=[0.4,0.5,0.3,0];l.userIntensity=0;l.dim=1;l.tmpIntensity=[];l.OxStr=l.id+".Ox";l.OyStr=l.id+".Oy";l.scaleStr=
l.id+".escala";l.wStr=l.id+"._w";l.hStr=l.id+"._h";l.obsStr=l.id+".observador";l.rotZStr=l.id+".rot.z";l.rotYStr=l.id+".rot.y";l.userI_Dim_Str=l.id+".userIlum.dim";l.userI_I_Str=l.id+".userIlum.I";l.userI_x_Str=l.id+".userIlum.x";l.userI_y_Str=l.id+".userIlum.y";l.userI_z_Str=l.id+".userIlum.z";l.evaluator.setVariable(l.rotZStr,0);l.evaluator.setVariable(l.rotYStr,0);l.evaluator.setVariable(l.userI_Dim_Str,l.dim);l.evaluator.setVariable(l.userI_I_Str,l.userIntensity);l.evaluator.setVariable(l.userI_x_Str,
0);l.evaluator.setVariable(l.userI_y_Str,0);l.evaluator.setVariable(l.userI_z_Str,0);l.registerMouseAndTouchEvents()};a.extend(a.Space3D,a.Space);a.Space3D.prototype.init=function(a){l=this;l.uber.init.call(l);l.canvas&&(l.canvas.setAttribute("width",l.w+"px"),l.canvas.setAttribute("height",l.h+"px"));l.container&&l.findOffset();l.w_2=l.w/2;l.h_2=l.h/2;l.oldMouse={x:0,y:0}};a.Space3D.prototype.update=function(a){l=this;m=l.evaluator;u=l.parent;m.setVariable(l.wStr,l.w);m.setVariable(l.hStr,l.h);l.drawIfValue=
0<m.evalExpression(l.drawif);if(l.drawIfValue){D=l.x!==m.evalExpression(l.xExpr)+l.displaceRegionWest;F=l.y!==m.evalExpression(l.yExpr)+u.plecaHeight+l.displaceRegionNorth;l.spaceChange=a||D||F||l.drawBefore!==l.drawIfValue||l.Ox!==m.getVariable(l.OxStr)||l.Oy!==m.getVariable(l.OyStr)||l.scale!==m.getVariable(l.scaleStr);l.x=D?m.evalExpression(l.xExpr)+l.displaceRegionWest:l.x;l.y=F?m.evalExpression(l.yExpr)+u.plecaHeight+l.displaceRegionNorth:l.y;l.Ox=m.getVariable(l.OxStr);l.Oy=m.getVariable(l.OyStr);
l.scale=m.getVariable(l.scaleStr);l.drawBefore=l.drawIfValue;if(a||void 0==l.observer){var b;a=0;for(var c=l.parent.controls.length;a<c;a++)l.parent.controls[a].id===l.obsStr&&(b=!0);l.observer=b?m.getVariable(l.obsStr)||0.5*(l.w+l.h):2.5*(l.w+l.h);l.observer=r(l.observer,0.1*(l.w+l.h));m.setVariable(l.obsStr,l.observer);l.eye={x:l.observer/l.scale*s,y:0,z:l.observer/l.scale*t};l.D=l.scale*l.eye.x/s;l.XE=f(l.scale*l.eye.y+0.5);l.YE=f(l.scale*l.eye.z+0.5)}l.observer=r(m.getVariable(l.obsStr),0.1*(l.w+
l.h));m.setVariable(l.obsStr,l.observer);1E-6>l.scale?(l.scale=1E-6,m.setVariable(l.scaleStr,1E-6)):1E6<l.scale&&(l.scale=1E6,m.setVariable(l.scaleStr,1E6));if(D||F)l.container.style.left=l.x+"px",l.container.style.top=l.y+"px",l.findOffset();l.container.style.display="block";l.dim=m.getVariable(l.userI_Dim_Str);l.userIntensity=m.getVariable(l.userI_I_Str);l.light3={x:parseInt(m.getVariable(l.userI_x_Str)),y:parseInt(m.getVariable(l.userI_y_Str)),z:parseInt(m.getVariable(l.userI_z_Str))};l.updateCamera();
l.draw()}else l.container.style.display="none"};a.Space3D.prototype.draw=function(){this.ctx.clearRect(0,0,this.canvas.width,this.canvas.height);this.ctx.fillStyle=this.background.getColor();this.ctx.fillRect(0,0,this.canvas.width,this.canvas.height);this.image&&""!=this.image.src&&this.image.ready&&this.image.complete&&("topleft"===this.bg_display?this.ctx.drawImage(this.image,0,0):"stretch"===this.bg_display?this.ctx.drawImage(this.image,0,0,this.w,this.h):"patch"===this.bg_display?(this.ctx.fillStyle=
ctx.createPattern(this.image,"repeat"),this.ctx.fillRect(0,0,this.canvas.width,this.canvas.height)):"imgcenter"===this.bg_display&&this.ctx.drawImage(this.image,(this.w-this.image.width)/2,(this.h-this.image.height)/2));for(var a=0,c=this.graphics.length;a<c;a++)this.graphics[a].update();this.primitives=[];a=0;for(c=this.graphics.length;a<c;a++){v=this.graphics[a];if(v.split||this.split)for(var d=a+1;d<c;d++)w=this.graphics[d],(w.split||this.split)&&v.splitFace(w);this.primitives=this.primitives.concat(v.primitives||
[])}y=this.primitives;C=y.length;for(a=0;a<C;a++)y[a].computeDepth(this);if("painter"===this.render)this.drawPainter(y);else for(y=y.sort(b),a=0;a<C;a++)y[a].draw(this.ctx,this);a=0;for(c=this.graphicsCtr.length;a<c;a++)this.graphicsCtr[a].draw()};var T;a.renderNode=function(a){this.value=a;this.front=this.back=null};a.renderNode.prototype.inOrder=function(){var a=[];this.back&&(a=a.concat(this.back.inOrder()));a.push(this.value);this.front&&(a=a.concat(this.front.inOrder()));return a};a.Space3D.prototype.buildTree=
function(b){if(0===b.length)return null;var c,d=[],e=[];T=b.shift();for(var f=0,k=b.length;f<k;f++){c=null;for(var h=0,g=b[f].spaceVertices.length;h<g;h++)whereIs=2<T.spaceVertices.length?this.inPlane2(T.spaceVertices[0],T.normal,b[f].spaceVertices[h]):0,whereIs=0<T.direction?-whereIs:whereIs,null===c?0>whereIs?c="front":0<whereIs&&(c="back"):0>whereIs?"back"===c&&(c="cross"):0<whereIs&&"front"===c&&(c="cross");if("back"===c)d.push(b[f]);else if("front"===c)e.push(b[f]);else if(null==c)d.push(b[f]);
else{c=null;h=0;for(g=T.spaceVertices.length;h<g;h++)whereIs=2<b[f].spaceVertices.length?this.inPlane2(b[f].spaceVertices[0],b[f].normal,T.spaceVertices[h]):-1,whereIs=0<b[f].direction?-whereIs:whereIs,null===c?0>whereIs?c="front":0<whereIs&&(c="back"):0>whereIs?"back"===c&&(c="cross"):0<whereIs&&"front"===c&&(c="cross");"front"===c?d.push(b[f]):e.push(b[f])}}b=new a.renderNode(T);b.back=this.buildTree(d);b.front=this.buildTree(e);return b};a.Space3D.prototype.drawPainter=function(a){if(a=this.buildTree(a)){a=
a.inOrder();for(var b=0;b<a.length;b++)a[b].draw(this.ctx,this)}};a.Space3D.prototype.inPlane=function(a,b,c,d){return parseFloat(((d.x-a.x)*(b.y-a.y)*(c.z-a.z)+(d.y-a.y)*(b.z-a.z)*(c.x-a.x)+(d.z-a.z)*(b.x-a.x)*(c.y-a.y)-(d.z-a.z)*(b.y-a.y)*(c.x-a.x)-(d.y-a.y)*(b.x-a.x)*(c.z-a.z)-(d.x-a.x)*(b.z-a.z)*(c.y-a.y)).toFixed(8))};a.Space3D.prototype.inPlane2=function(a,b,c){return parseFloat((b.x*(c.x-a.x)+b.y*(c.y-a.y)+b.z*(c.z-a.z)).originalToFixed(8))};a.Space3D.prototype.updateCamera=function(){l=this;
l.D=l.observer;l.eye.x=l.D/l.scale;l.eye.y=l.XE/l.scale;l.eye.z=l.YE/l.scale};a.Space3D.prototype.rotateVertex=function(b){x=a.degToRad(l.evaluator.getVariable(l.rotZStr));J=h(x);E=q(x);e=b.x*J-b.y*E;g=b.x*E+b.y*J;d=b.z;x=a.degToRad(l.evaluator.getVariable(l.rotYStr));J=h(x);E=q(x);return{x:d*E+e*J,y:g,z:d*J-e*E}};a.Space3D.prototype.project=function(a){l=this;H=l.eye.x-a.x;G=l.eye.y-a.y;I=l.eye.z-a.z;var b=n(H*H+G*G+I*I);L=-a.x/b||0;H=this.w_2+this.Ox+l.scale*(a.y+L*(l.eye.y-a.y));G=this.h_2+this.Oy-
l.scale*(a.z+L*(l.eye.z-a.z));return{x:H,y:G,z:b}};a.Space3D.prototype.computeColor=function(b,d,e){b.match("rgba")?b=a.RGBAToHexColor(b):b.match("#")&&(b=new a.Color(b.substring(1)));V=a.subtract3D(this.eye,d.average);U=a.norm3D(V);Y=a.scalarProduct3D(V,1/U);this.lights[3]=a.subtract3D(this.light3,d.average);R=a.norm3D(this.lights[3]);for(var f=0,h=this.intensity.length-1;f<h;f++)S[f]=this.intensity[f]*this.dim;S[3]=this.userIntensity*this.userIntensity/R||0;O=e?this.dim/2:this.dim/4;P=0;M=0<=d.direction?
d.normal:a.scalarProduct3D(d.normal,-1);f=0;for(h=this.lights.length;f<h;f++)e?(P=Math.max(0,a.dotProduct3D(c(this.lights[f],M),Y)),P*=P*P):P=Math.max(0,a.dotProduct3D(this.lights[f],M)),O+=S[f]*P;O=Math.min(O,1);Q=k(b.r*O);N=k(b.g*O);K=k(b.b*O);return"rgba("+Q+","+N+","+K+","+b.a+")"};a.Space3D.prototype.registerMouseAndTouchEvents=function(){function b(a){document.body.focus();l.click=1;l.evaluator.setVariable(l.id+".mouse_pressed",1);l.parent.deactivateGraphiControls();l.posAnte=l.getCursorPosition(a);
l.oldMouse.x=l.getRelativeX(l.posAnte.x);l.oldMouse.y=l.getRelativeY(l.posAnte.y);k(a);window.addEventListener("touchmove",g);window.addEventListener("touchend",c);a.preventDefault()}function c(a){document.body.focus();l.click=0;l.evaluator.setVariable(l.id+".mouse_pressed",0);window.removeEventListener("touchmove",g,!1);window.removeEventListener("touchend",c,!1);a.preventDefault()}function d(b){document.body.focus();l.click=1;l.parent.deactivateGraphiControls();l.whichButton=a.whichButton(b);"R"===
l.whichButton?(window.addEventListener("mouseup",e),l.clickPosForZoom=l.getCursorPosition(b).y,l.clickPosForZoomNew=l.clickPosForZoom,l.fixed||(l.tempScale=l.scale,window.addEventListener("mousemove",h))):"L"==l.whichButton&&(l.evaluator.setVariable(l.id+".mouse_pressed",1),l.posAnte=l.getCursorPosition(b),l.oldMouse.x=l.getRelativeX(l.posAnte.x),l.oldMouse.y=l.getRelativeY(l.posAnte.y),k(b),window.addEventListener("mousemove",g),window.addEventListener("mouseup",e));b.preventDefault()}function e(a){document.body.focus();
l.click=0;l.evaluator.setVariable(l.id+".mouse_pressed",0);a.preventDefault();"R"===l.whichButton&&(window.removeEventListener("mousemove",h,!1),l.clickPosForZoom==l.clickPosForZoomNew&&l.parent.externalSpace.show());window.removeEventListener("mousemove",g,!1);window.removeEventListener("mouseup",e,!1)}function k(a){l.posAnte=l.getCursorPosition(a);l.mouse_x=l.getRelativeX(l.posAnte.x);l.mouse_y=l.getRelativeY(l.posAnte.y);l.evaluator.setVariable(l.id+".mouse_x",l.mouse_x);l.evaluator.setVariable(l.id+
".mouse_y",l.mouse_y);70<Date.now()-m&&(l.parent.update(),m=Date.now())}function h(a){a.preventDefault();l.clickPosForZoomNew=l.getCursorPosition(a).y;l.evaluator.setVariable(l.scaleStr,l.tempScale+l.tempScale/45*((l.clickPosForZoom-l.clickPosForZoomNew)/10));l.parent.update()}function g(b){if(!l.fixed&&l.click){A=parseInt(50*(l.oldMouse.x-l.mouse_x));z=parseInt(50*(l.oldMouse.y-l.mouse_y));if(A!==l.disp.x||z!==l.disp.y)l.alpha=a.degToRad(l.evaluator.getVariable(l.rotZStr)),l.beta=a.degToRad(-l.evaluator.getVariable(l.rotYStr)),
l.alpha=f(a.radToDeg(l.alpha)-A),l.beta=f(a.radToDeg(l.beta)-z),l.evaluator.setVariable(l.rotZStr,l.alpha),l.evaluator.setVariable(l.rotYStr,-l.beta),l.disp.x=A,l.disp.y=z,l.oldMouse.x=l.getRelativeX(l.posAnte.x),l.oldMouse.y=l.getRelativeY(l.posAnte.y);k(b);b.preventDefault()}}var l=this,m=0;B=a.hasTouchSupport;this.canvas.oncontextmenu=function(){return!1};B&&this.canvas.addEventListener("touchstart",b);B||this.canvas.addEventListener("mousedown",d);this.disp={x:0,y:0}};return a}(descartesJS||{}),
descartesJS=function(a){if(a.loadLib)return a;var e;a.SpaceAP=function(g,d){a.Space.call(this,g,d);this.exportarVars=this.importarVars=null;e=g.evaluator;this.file.match(/^\[/)&&this.file.match(/\]$/)?this.file=e.parser.parse(this.file.substring(1,this.file.length-1)):this.file.match(/^\'/)&&this.file.match(/\'$/)?this.file=e.parser.parse(this.file):this.file=e.parser.parse("'"+this.file+"'");this.oldFile=e.evalExpression(this.file);this.initFile()};a.extend(a.SpaceAP,a.Space);a.SpaceAP.prototype.initFile=
function(){this.firstUpdate=!0;var e;if(this.oldFile){var d=document.getElementById(this.oldFile);e=d&&"descartes/spaceApFile"==d.type?d.text:a.openExternalFile(this.oldFile);null!=e&&(e=e.split("\n"))}if(e&&e.toString().match(/<applet/gi)){for(var d="",b=!1,c=0,k=e.length;c<k&&(e[c].match("<applet")&&(b=!0),b&&(d+=e[c]),!e[c].match("</applet"));c++);c=document.createElement("div");c.innerHTML=d;c.firstChild.setAttribute("width",this.w);c.firstChild.setAttribute("height",this.h);d=this.descApp?this.descApp.container:
null;this.descApp=new a.DescartesApp(c.firstChild);this.descApp.container.setAttribute("class","DescartesAppContainer");this.descApp.container.setAttribute("style","position: absolute; overflow: hidden; background-color: "+this.background+"; width: "+this.w+"px; height: "+this.h+"px; left: "+this.x+"px; top: "+this.y+"px; z-index: "+this.zIndex+";");d?this.parent.container.replaceChild(this.descApp.container,d):this.parent.container.insertBefore(this.descApp.container,this.parent.loader);d=this.descApp.spaces;
c=0;for(k=d.length;c<k;c++)d[c].findOffset();this.descApp.container.style.display=0<this.evaluator.evalExpression(this.drawif)?"block":"none";var f=this;this.descApp.update=function(){this.updateAuxiliaries();this.updateEvents();this.updateControls();this.updateSpaces();f.exportar()}}else d=this.descApp?this.descApp.container:null,this.descApp={},this.descApp.container=document.createElement("div"),this.descApp.container.setAttribute("class","DescartesAppContainer"),c="position: absolute; overflow: hidden; background-color: "+
this.background+"; width: "+this.w+"px; height: "+this.h+"px; left: "+this.x+"px; top: "+this.y+"px; z-index: "+this.zIndex+";",this.image&&("topleft"==this.bg_display?c+="background-image: url("+this.imageSrc+"); background-repeat:no-repeat;":"stretch"==this.bg_display?c+="background-image: url("+this.imageSrc+"); background-repeat:no-repeat; background-size: 100% 100%;":"patch"==this.bg_display?c+="background-image: url("+this.imageSrc+");":"imgcenter"==this.bg_display&&(c+="background-image: url("+
this.imageSrc+"); background-repeat:no-repeat; background-position: center center;")),this.descApp.container.setAttribute("style",c),d?this.parent.container.replaceChild(this.descApp.container,d):this.parent.container.insertBefore(this.descApp.container,this.parent.loader),this.descApp.container.style.display=0<this.evaluator.evalExpression(this.drawif)?"block":"none"};a.SpaceAP.prototype.update=function(){var a=this.evaluator.evalExpression(this.file);if(this.oldFile!=a)this.oldFile=a,this.initFile();
else{var a=this.x!=this.evaluator.evalExpression(this.xExpr),d=this.y!=this.evaluator.evalExpression(this.yExpr)+this.plecaHeight;this.x=a?this.evaluator.evalExpression(this.xExpr):this.x;this.y=d?this.evaluator.evalExpression(this.yExpr)+this.plecaHeight:this.y;a&&(this.descApp.container.style.left=this.x+"px");d&&(this.descApp.container.style.top=this.y+"px");if(a||d)for(var a=this.descApp.spaces,d=0,b=a.length;d<b;d++)a[d].findOffset();this.descApp.container.style.display=0<this.evaluator.evalExpression(this.drawif)?
"block":"none";if(this.firstUpdate&&(this.firstUpdate=!1,null==this.importarVars)){this.importarVars=[];for(var c in this.evaluator.variables)this.evaluator.variables.hasOwnProperty(c)&&c.match(/^public./)&&this.importarVars.push({varName:c,value:this.evaluator.getVariable(c)})}this.importar()}};a.SpaceAP.prototype.importar=function(){for(var a,d=!1,b=0,c=this.importarVars.length;b<c;b++)a=this.evaluator.getVariable(this.importarVars[b].varName),a!=this.importarVars[b].value&&(this.importarVars[b].value=
a,this.descApp.evaluator.setVariable(this.importarVars[b].varName,this.importarVars[b].value),d=!0);d&&this.descApp.update()};a.SpaceAP.prototype.exportar=function(){};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e,g,d,b;a.SpaceHTML_IFrame=function(b,d){a.Space.call(this,b,d);var e=this.parent.evaluator;window.navigator.userAgent.toLowerCase().match(/firefox/);this.file=this.file?this.file.trim():"";this.file.match(/^\[/)&&this.file.match(/\]$/)?this.file=e.parser.parse(this.file.substring(1,
this.file.length-1)):this.file.match(/^\'/)&&this.file.match(/\'$/)?this.file=e.parser.parse(this.file):this.file=e.parser.parse("'"+this.file+"'");this.oldFile=e.evalExpression(this.file);this.MyIFrame=document.createElement("iframe");0!=this.oldFile&&this.MyIFrame.setAttribute("src",this.oldFile);this.MyIFrame.setAttribute("id",this.id);this.MyIFrame.setAttribute("marginheight",0);this.MyIFrame.setAttribute("marginwidth",0);this.MyIFrame.setAttribute("frameborder",0);this.MyIFrame.setAttribute("scrolling",
"auto");this.MyIFrame.setAttribute("style","position: static; left: 0px; top: 0px;");this.container=document.createElement("div");a.isIOS?this.container.setAttribute("style","overflow: scroll; -webkit-overflow-scrolling: touch; position: absolute; width: "+this.w+"px; height: "+this.h+"px; left: "+this.x+"px; top: "+this.y+"px; z-index: "+this.zIndex+";"):this.container.setAttribute("style","position: absolute; width: "+this.w+"px; height: "+this.h+"px; left: "+this.x+"px; top: "+this.y+"px; z-index: "+
this.zIndex+";");this.container.appendChild(this.MyIFrame);this.parent.container.insertBefore(this.container,this.parent.loader);var g=this;this.MyIFrame.onload=function(a){var b=this;g.evaluator.setFunction(g.id+".set",function(a,c){b.contentWindow.postMessage({type:"set",name:a,value:c},"*");return 0});g.evaluator.setFunction(g.id+".update",function(){b.contentWindow.postMessage({type:"update"},"*");return 0});g.evaluator.setFunction(g.id+".exec",function(a,c){b.contentWindow.postMessage({type:"exec",
name:a,value:c},"*");return 0})};this.update=this.iframeUpdate;this.evaluator.setVariable(this.id+"._scroll",0)};a.extend(a.SpaceHTML_IFrame,a.Space);a.SpaceHTML_IFrame.prototype.init=function(){self=this;self.uber.init.call(self);self.MyIFrame&&(self.MyIFrame.style.width=self.w+"px",self.MyIFrame.style.height=self.h+"px",self.MyIFrame.style.left=self.x+"px",self.MyIFrame.style.top=self.y+"px")};a.SpaceHTML_IFrame.prototype.iframeUpdate=function(a){e=this.evaluator;this.drawIfValue=0<e.evalExpression(this.drawif);
this.container.style.display=this.drawIfValue?"block":"none";if(this.drawIfValue){a&&(this.y=this.x=Math.Infinity);g=this.x!==e.evalExpression(this.xExpr)+this.displaceRegionWest;d=this.y!==e.evalExpression(this.yExpr)+this.parent.plecaHeight+this.displaceRegionNorth;this.x=g?e.evalExpression(this.xExpr)+this.displaceRegionWest:this.x;this.y=d?e.evalExpression(this.yExpr)+this.parent.plecaHeight+this.displaceRegionNorth:this.y;if(g||d)this.MyIFrame.style.left=this.x+"px",this.MyIFrame.style.top=this.y+
"px";b=e.evalExpression(this.file);b!==this.oldFile&&(this.oldFile=b,this.MyIFrame.setAttribute("src",b));this.scrollVar=e.getVariable(this.id+"._scroll");1==this.scrollVar?(this.MyIFrame.setAttribute("scrolling","yes"),this.MyIFrame.style.overflow=""):-1==this.scrollVar?(this.MyIFrame.setAttribute("scrolling","no"),this.MyIFrame.style.overflow="hidden"):(this.MyIFrame.setAttribute("scrolling","auto"),this.MyIFrame.style.overflow="")}};return a}(descartesJS||{}),descartesJS=function(a){function e(a){var d=
document.createElement("label");d.setAttribute("style","text-align:right; padding:5px; -webkit-touch-callout:none; -webkit-user-select:none; -khtml-user-select:none; -moz-user-select:none; -ms-user-select:none; user-select:none;");d.innerHTML=babel.translate(b,a);return d}function g(a,b){var d=document.createElement("input");d.value=a;b&&d.setAttribute("type",b);return d}function d(a){a=this.querySelector("input")||this.querySelector("select");var b=a.value;"checkbox"==a.getAttribute("type")&&(b=
a.checked.toString());this.obj.value=b}if(a.loadLib)return a;var b;a.EditorGenericPanel=function(a){this.editor=a;this.parent=a.parent;b=this.parent.language};a.EditorGenericPanel.prototype.findObjectByName=function(a,b){for(var d=0,e=a.length;d<e;d++)if(a[d].name==b)return a[d];return null};a.EditorGenericPanel.prototype.newLabelAndInput=function(a,b){var f=document.createElement("div");f.setAttribute("class","DescartesLabelAndElementContainer");f.obj=a;var r=e(a.name),h=g(a.value);f.appendChild(r);
f.appendChild(h);b.appendChild(f);f.addEventListener("change",d);return f};a.EditorGenericPanel.prototype.newLabelAndMenu=function(a,b,f){var g=document.createElement("div");g.setAttribute("class","DescartesLabelAndElementContainer");g.obj=a;for(var h=e(a.name),q=document.createElement("select"),n=0,p=f.length;n<p;n++)q.innerHTML+="<option value='"+f[n]+"'> "+f[n]+"</option>\n";q.value=a.value;g.appendChild(h);g.appendChild(q);b.appendChild(g);g.addEventListener("change",d);return g};a.EditorGenericPanel.prototype.newLabelAndCheckbox=
function(a,b){var f=document.createElement("div");f.setAttribute("class","DescartesLabelAndElementContainer");f.obj=a;var r=e(a.name),h=g(a.value,"checkbox");h.checked="true"==a.value?!0:!1;f.appendChild(r);f.appendChild(h);b.appendChild(f);f.addEventListener("change",d);return f};a.EditorGenericPanel.prototype.newFieldSet=function(a,b){var d=document.createElement("fieldset"),e=document.createElement("legend");e.innerHTML=b;d.appendChild(e);a.appendChild(d);return d};a.EditorGenericPanel.prototype.setValue=
function(a,b){a.obj=b;var d=a.querySelector("input")||a.querySelector("select");d&&("checkbox"==d.getAttribute("type")?d.checked="true"==b.value?!0:!1:d.value=b.value)};a.EditorGenericPanel.prototype.fillAttributes=function(a){for(var b,d=0,e=a.length;d<e;d++)(b=this.attributes[a[d].name])&&this.setValue(b,a[d])};a.EditorGenericPanel.prototype.hideAllAttributes=function(){for(var b in this.attributes)a.hideHTML(this.attributes[b])};a.EditorGenericPanel.prototype.showAttributes=function(b){for(var d=
0,e=b.length;d<e;d++)this.attributes[b[d].name]&&a.showHTML(this.attributes[b[d].name])};a.EditorGenericPanel.prototype.toNameValueArray=function(a){var b=[],d;for(d in a)b.push({name:d,value:a[d]});return b};a.EditorGenericPanel.prototype.createPanel2=function(a){var b=this.useDisplaceIndex?this.editor.definitionPanel.params.length:0;if(!a){a=0;for(var d=this.params.length;a<d;a++)this.buildobj(this.params[a]);this.ulContainer=document.createElement("ul");this.editor.listContainer.appendChild(this.ulContainer)}var e,
h,g,n,p;this.ulContainer.style.display=0==this.params.length?"none":null;a=0;for(d=this.params.length;a<d;a++){e=document.createElement("li");e.setAttribute("data-index",a);p=this.params[a].obj;h=document.createElement("span");h.innerHTML='&lt;param name="'+this.prefix+(10>a+b+1?"0":"")+(a+b+1)+'" value="';e.appendChild(h);for(var s=0,t=p.length;s<t;s++)n=p[s],"family_interval"==n.name||"family_steps"==n.name?(g=this.params[a].paramObj.family,h=document.createElement("span"),h.setAttribute("class",
"family"),h.innerHTML=g+(""!=g?".":"")+("family_interval"==n.name?babel.toLanguage("interval"):babel.toLanguage("steps"))+"='",e.appendChild(h),g=document.createElement("span"),g.setAttribute("class","DescartesSpanValue"),g.setAttribute("contenteditable","true"),g.setAttribute("autocapitalize","off"),g.innerHTML=babel.toLanguage(n.value),e.appendChild(g),h=document.createElement("span"),h.innerHTML="'"+(s<t-1?" ":""),e.appendChild(h)):"parameter_interval"==n.name||"parameter_steps"==n.name?(parameter=
this.params[a].paramObj.parameter,h=document.createElement("span"),h.setAttribute("class","parameter"),h.innerHTML=parameter+(""!=parameter?".":"")+("parameter_interval"==n.name?babel.toLanguage("interval"):babel.toLanguage("steps"))+"='",e.appendChild(h),g=document.createElement("span"),g.setAttribute("class","DescartesSpanValue"),g.setAttribute("contenteditable","true"),g.setAttribute("autocapitalize","off"),g.innerHTML=babel.toLanguage(n.value),e.appendChild(g),h=document.createElement("span"),
h.innerHTML="'"+(s<t-1?" ":""),e.appendChild(h)):this.dontShowList[n.name]||(h=document.createElement("span"),h.innerHTML=babel.toLanguage(n.name)+"='",e.appendChild(h),g=document.createElement("span"),g.setAttribute("class","DescartesSpanValue"),g.setAttribute("contenteditable","true"),g.setAttribute("autocapitalize","off"),g.innerHTML=babel.toLanguage(n.value),e.appendChild(g),h=document.createElement("span"),h.innerHTML="'"+(s<t-1?" ":""),e.appendChild(h)),"family"==n.name&&g.addEventListener("input",
function(a){a=this.parentNode.querySelectorAll(".family");for(var b,c=0,d=a.length;c<d;c++)b=a[c].innerHTML,b.match("intervalo")?a[c].innerHTML=this.textContent+(""!=this.textContent?".":"")+"intervalo='":a[c].innerHTML=this.textContent+(""!=this.textContent?".":"")+"pasos='"}),"parameter"==n.name&&g.addEventListener("input",function(a){a=this.parentNode.querySelectorAll(".parameter");for(var b,c=0,d=a.length;c<d;c++)b=a[c].innerHTML,b.match("intervalo")?a[c].innerHTML=this.textContent+(""!=this.textContent?
".":"")+"intervalo='":a[c].innerHTML=this.textContent+(""!=this.textContent?".":"")+"pasos='"});h=document.createElement("span");h.innerHTML='"&gt;';e.appendChild(h);this.ulContainer.appendChild(e)}};a.EditorGenericPanel.prototype.add=function(a){var b={name:"_"};b.paramObj=this.newParamObject(a);b.obj=this.toNameValueArray(b.paramObj);this.params.push(b);this.ulContainer.innerHTML="";this.createPanel2(!0);this.notifyProgram&&this.editor.programPanel.renumerate();a=this.ulContainer.querySelectorAll("li");
a[this.params.length-1].className+=" DescartesElementSelected";return a[this.params.length-1]};a.EditorGenericPanel.prototype.remove=function(a){this.params.splice(a,1);this.ulContainer.innerHTML="";this.createPanel2(!0);this.notifyProgram&&this.editor.programPanel.renumerate()};a.EditorGenericPanel.prototype.clone=function(a){a=this.params[a];var b={name:"_",paramObj:{}},d;for(d in a.paramObj)b.paramObj[d]=a.paramObj[d];b.obj=this.toNameValueArray(b.paramObj);this.params.push(b);this.ulContainer.innerHTML=
"";this.createPanel2(!0);this.notifyProgram&&this.editor.programPanel.renumerate();d=this.ulContainer.querySelectorAll("li");d[this.params.length-1].className+=" DescartesElementSelected";return d[this.params.length-1]};a.EditorGenericPanel.prototype.moveUp=function(a){if(0<a){var b=this.params[a-1];this.params[a-1]=this.params[a];this.params[a]=b;this.ulContainer.innerHTML="";this.createPanel2(!0);b=this.ulContainer.querySelectorAll("li");b[a-1].className+=" DescartesElementSelected";return b[a-
1]}};a.EditorGenericPanel.prototype.moveDown=function(a){if(a<this.params.length-1){var b=this.params[a+1];this.params[a+1]=this.params[a];this.params[a]=b;this.ulContainer.innerHTML="";this.createPanel2(!0);b=this.ulContainer.querySelectorAll("li");b[a+1].className+=" DescartesElementSelected";return b[a+1]}};a.EditorGenericPanel.prototype.renumerate=function(){for(var a=this.editor.definitionPanel.params.length,b=this.ulContainer.querySelectorAll("li"),d=0,e=b.length;d<e;d++)b[d].firstChild.innerHTML=
'&lt;param name="'+this.prefix+(d+a+1)+'" value="'};a.EditorGenericPanel.prototype.getContent=function(){for(var a="",b=this.ulContainer.querySelectorAll("li"),d,e=0,h=b.length;e<h;e++){d=b[e].querySelectorAll("span");for(var g=0,n=d.length;g<n;g++)a="DescartesSpanValue"==d[g].className?a+d[g].textContent.replace(/'/g,"&squot;"):a+d[g].textContent;a+="\n"}return a.replace("intervalo=''","","g").replace("pasos=''","","g")};a.hideHTML=function(a){a&&a.style&&(a.style.display="none")};a.showHTML=function(a){a&&
a.style&&(a.style.display="")};a.hideMultipleHTML=function(b){for(var d=0,e=b.length;d<e;d++)a.hideHTML(b[d])};a.showMultipleHTML=function(b){for(var d=0,e=b.length;d<e;d++)a.showHTML(b[d])};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.EditorConfigPanel=function(e){a.EditorGenericPanel.call(this,e);this.params=e.sceneParams;this.config=e.configAttributes;this.createPanel2()};a.extend(a.EditorConfigPanel,a.EditorGenericPanel);a.EditorConfigPanel.prototype.createPanel=
function(){var a;a=document.getElementById("tab_1");var g=document.createElement("div");g.setAttribute("class","DescartesConfigPanel");a.appendChild(g);this.parameters=[];a=this.findObjectByName(this.params,"docBase");a.value==window.location.href&&(a.value="_default_");this.parameters.push(this.newLabelAndInput(this.findObjectByName(this.params,"docBase"),g));this.parameters.push(this.newLabelAndMenu(this.findObjectByName(this.params,"decimal_symbol"),g,[".",","]));this.parameters.push(this.newLabelAndCheckbox(this.findObjectByName(this.params,
"antialias"),g));this.parameters.push(this.newLabelAndMenu(this.findObjectByName(this.params,"language"),g,"english espa\u00f1ol catal\u00e0 euskera fran\u00e7ais galego portugu\u00eas valenci\u00e0".split(" ")));var d=this.parent.lessonParser.split(this.findObjectByName(this.params,"Buttons").value);a=[];for(var b=0,c=d.length;b<c;b++)a.push({name:babel[d[b][0]]||d[b][0],value:babel[d[b][1]]||d[b][1]});d=this.newFieldSet(g,"buttons");this.parameters.push(this.newLabelAndCheckbox(this.findObjectByName(a,
"about"),d));this.parameters.push(this.newLabelAndCheckbox(this.findObjectByName(a,"config"),d));this.parameters.push(this.newLabelAndCheckbox(this.findObjectByName(a,"init"),d));this.parameters.push(this.newLabelAndCheckbox(this.findObjectByName(a,"clear"),d));this.parameters.push(this.newLabelAndInput(this.findObjectByName(a,"widthEast"),g));this.parameters.push(this.newLabelAndInput(this.findObjectByName(a,"widthWest"),g));this.parameters.push(this.newLabelAndInput(this.findObjectByName(a,"height"),
g))};a.EditorConfigPanel.prototype.createPanel2=function(){this.ulContainer=document.createElement("ul");this.editor.listContainer.appendChild(this.ulContainer);var a=this.parent.lessonParser,g,d,b,c,k=_tmpH=null;g=document.createElement("li");d=document.createElement("span");d.innerHTML="&lt;ajs ";g.appendChild(d);for(var f=0,r=this.config.length;f<r;f++)b=this.config[f].name,c=this.config[f].value,"width"==b&&(k=c),"height"==b&&(_tmpH=c),d=document.createElement("span"),d.innerHTML=b+'="',g.appendChild(d),
d=document.createElement("span"),d.setAttribute("class","DescartesSpanValue"),d.setAttribute("contenteditable","true"),d.setAttribute("autocapitalize","off"),d.innerHTML=c,g.appendChild(d),d=document.createElement("span"),d.innerHTML='" ',g.appendChild(d);d=document.createElement("span");d.innerHTML="&gt;";g.appendChild(d);this.ulContainer.appendChild(g);f=0;for(r=this.params.length;f<r;f++){g=document.createElement("li");b=this.params[f].name;c=this.params[f].value;"size"==b&&null!=k&&null!=_tmpH&&
(c=k+"x"+_tmpH);if("Buttons"!=babel[this.params[f].name])d=document.createElement("span"),d.innerHTML='&lt;param name="'+babel.toLanguage(b)+'" value="',g.appendChild(d),d=document.createElement("span"),d.setAttribute("class","DescartesSpanValue"),d.setAttribute("contenteditable","true"),d.setAttribute("autocapitalize","off"),d.innerHTML=babel.toLanguage(c),g.appendChild(d),d=document.createElement("span"),d.innerHTML='"&gt;';else{d=document.createElement("span");d.innerHTML='&lt;param name="'+babel.toLanguage(b)+
'" value="';g.appendChild(d);for(var h=a.split(c),q=0,n=h.length;q<n;q++)b=babel[h[q][0]]||h[q][0],c=babel[h[q][1]]||h[q][1],d=document.createElement("span"),d.innerHTML=babel.toLanguage(b)+"='",g.appendChild(d),d=document.createElement("span"),d.setAttribute("class","DescartesSpanValue"),d.setAttribute("contenteditable","true"),d.setAttribute("autocapitalize","off"),d.innerHTML=babel.toLanguage(c),g.appendChild(d),d=document.createElement("span"),d.innerHTML="'"+(q<n-1?" ":""),g.appendChild(d);d=
document.createElement("span");d.innerHTML='">'}g.appendChild(d);this.ulContainer.appendChild(g)}};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.EditorSpacePanel=function(e){a.EditorGenericPanel.call(this,e);this.params=e.spaceParams;this.prefix="E_";this.dontShowList={};this.createPanel2()};a.extend(a.EditorSpacePanel,a.EditorGenericPanel);a.EditorSpacePanel.prototype.createPanel=function(){var a=document.getElementById("tab_2"),g=document.createElement("div");g.setAttribute("class",
"DescartesConfigPanel");a.appendChild(g);this.leftPanel=document.createElement("div");this.leftPanel.setAttribute("class","DescartesLeftPanelClass");a=document.createElement("div");this.leftPanel.appendChild(a);g.appendChild(this.leftPanel);this.rightPanel=document.createElement("div");this.rightPanel.setAttribute("class","DescartesRightPanelClass");g.appendChild(this.rightPanel);for(var g=0,d=this.params.length;g<d;g++)this.buildobj(this.params[g]);this.configLeftPanel(a);this.configRightPanel(this.rightPanel)};
a.EditorSpacePanel.prototype.buildobj=function(a){var g=a.value,d,b,c;b="R2";for(var k=0,f=g.length;k<f;k++)if(d=g[k],"type"==babel[d[0]]){b=d[1];break}b=this.newParamObject(b);k=0;for(f=g.length;k<f;k++)d=g[k],c=babel[d[1]]||d[1],"#"==c.charAt(0)&&7==c.length&&(c=c.substring(1)),b[babel[d[0]]]=c;a.paramObj=b;a.obj=this.toNameValueArray(b)};a.EditorSpacePanel.prototype.configLeftPanel=function(e){function g(b){b=this.obj;d.hideAllAttributes();d.showAttributes(b);d.fillAttributes(b);a.showHTML(d.configRightSubPanel)}
for(var d=this,b=document.createElement("ul"),c,k=0,f=this.params.length;k<f;k++)c=document.createElement("li"),c.innerHTML=this.params[k].paramObj.id+"  (space"+this.params[k].paramObj.type+")",c.obj=this.params[k].obj,c.paramObj=this.params[k].paramObj,c.addEventListener("click",g),b.appendChild(c);e.appendChild(b)};a.EditorSpacePanel.prototype.configRightPanel=function(e){this.configRightSubPanel=document.createElement("div");e.appendChild(this.configRightSubPanel);this.attributes={};this.attributes.id=
this.newLabelAndInput({name:"id",value:""},this.configRightSubPanel);this.attributes.x=this.newLabelAndInput({name:"x",value:""},this.configRightSubPanel);this.attributes.y=this.newLabelAndInput({name:"y",value:""},this.configRightSubPanel);this.attributes.width=this.newLabelAndInput({name:"width",value:""},this.configRightSubPanel);this.attributes.height=this.newLabelAndInput({name:"height",value:""},this.configRightSubPanel);this.attributes.drawif=this.newLabelAndInput({name:"drawif",value:""},
this.configRightSubPanel);this.attributes.fixed=this.newLabelAndCheckbox({name:"fixed",value:"false"},this.configRightSubPanel);this.attributes.scale=this.newLabelAndInput({name:"scale",value:""},this.configRightSubPanel);this.attributes["O.x"]=this.newLabelAndInput({name:"O.x",value:""},this.configRightSubPanel);this.attributes["O.y"]=this.newLabelAndInput({name:"O.y",value:""},this.configRightSubPanel);this.attributes.image=this.newLabelAndInput({name:"image",value:""},this.configRightSubPanel);
this.attributes.bg_display=this.newLabelAndMenu({name:"bg_display",value:"topleft"},this.configRightSubPanel,["topleft","stretch","patch","center"]);this.attributes.background=this.newLabelAndInput({name:"background",value:""},this.configRightSubPanel);this.attributes.file=this.newLabelAndInput({name:"file",value:""},this.configRightSubPanel);this.attributes.net=this.newLabelAndInput({name:"net",value:""},this.configRightSubPanel);this.attributes.net10=this.newLabelAndInput({name:"net10",value:""},
this.configRightSubPanel);this.attributes.axes=this.newLabelAndInput({name:"axes",value:""},this.configRightSubPanel);this.attributes.text=this.newLabelAndInput({name:"text",value:""},this.configRightSubPanel);this.attributes.numbers=this.newLabelAndCheckbox({name:"numbers",value:"false"},this.configRightSubPanel);this.attributes.x_axis=this.newLabelAndInput({name:"x_axis",value:""},this.configRightSubPanel);this.attributes.y_axis=this.newLabelAndInput({name:"y_axis",value:""},this.configRightSubPanel);
this.attributes.render=this.newLabelAndMenu({name:"render",value:"sort"},this.configRightSubPanel,["sort","painter"]);this.attributes.split=this.newLabelAndCheckbox({name:"split",value:"false"},this.configRightSubPanel);this.attributes.sensitive_to_mouse_movements=this.newLabelAndCheckbox({name:"sensitive_to_mouse_movements",value:"false"},this.configRightSubPanel);a.hideHTML(this.configRightSubPanel)};a.EditorSpacePanel.prototype.newParamObject=function(a){return"R2"==a?{type:"R2",id:"E0",x:"0",
y:"0",width:"100%",height:"100%",drawif:"1",fixed:"false",scale:"48","O.x":"0","O.y":"0",image:"",bg_display:"topleft",background:"f0f8fa",net:"b8c4c8",net10:"889498",axes:"405860",text:"405860",numbers:"false",x_axis:"",y_axis:"",sensitive_to_mouse_movements:"false"}:"R3"==a?{type:"R3",id:"E0",x:"0",y:"0",width:"100%",height:"100%",drawif:"1",fixed:"false",scale:"48","O.x":"0","O.y":"0",image:"",bg_display:"topleft",background:"000000",render:"order",split:"false",sensitive_to_mouse_movements:"false"}:
{type:"HTMLIFrame",id:"E0",x:"0",y:"0",width:"100%",height:"100%",drawif:"1",image:"",bg_display:"topleft",background:"f0f8fa",file:""}};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.EditorControlPanel=function(e){a.EditorGenericPanel.call(this,e);this.params=e.ctrsParams;this.prefix="C_";this.dontShowList={};this.createPanel2()};a.extend(a.EditorControlPanel,a.EditorGenericPanel);a.EditorControlPanel.prototype.createPanel=function(){var a=document.getElementById("tab_3"),
g=document.createElement("div");g.setAttribute("class","DescartesConfigPanel");a.appendChild(g);this.leftPanel=document.createElement("div");this.leftPanel.setAttribute("class","DescartesLeftPanelClass");a=document.createElement("div");this.leftPanel.appendChild(a);g.appendChild(this.leftPanel);this.rightPanel=document.createElement("div");this.rightPanel.setAttribute("class","DescartesRightPanelClass");g.appendChild(this.rightPanel);for(var g=0,d=this.params.length;g<d;g++)this.buildobj(this.params[g]);
this.configLeftPanel(a);this.configRightPanel(this.rightPanel)};a.EditorControlPanel.prototype.buildobj=function(a){var g=a.value,d,b,c;b="spinner";for(var k=0,f=g.length;k<f;k++)if(d=g[k],"type"==babel[d[0]]){b=babel[d[1]];break}if("numeric"==b)for(b="spinner",k=0,f=g.length;k<f;k++)if(d=g[k],"gui"==babel[d[0]]){b=babel[d[1]];break}b=this.newParamObject(b);k=0;for(f=g.length;k<f;k++)d=g[k],c=babel[d[1]]||d[1],"#"==c.charAt(0)&&7==c.length&&(c=c.substring(1)),b[babel[d[0]]]=c;a.paramObj=b;a.obj=this.toNameValueArray(b)};
a.EditorControlPanel.prototype.configLeftPanel=function(e){function g(b){b=this.obj;d.hideAllAttributes();d.showAttributes(b);d.fillAttributes(b);a.showHTML(d.configRightSubPanel)}for(var d=this,b=document.createElement("ul"),c,k=0,f=this.params.length;k<f;k++)c=document.createElement("li"),c.innerHTML=this.params[k].paramObj.id+"  ("+this.params[k].paramObj.type+")",c.obj=this.params[k].obj,c.paramObj=this.params[k].paramObj,c.addEventListener("click",g),b.appendChild(c);e.appendChild(b)};a.EditorControlPanel.prototype.configRightPanel=
function(e){this.configRightSubPanel=document.createElement("div");e.appendChild(this.configRightSubPanel);this.attributes={};this.attributes.id=this.newLabelAndInput({name:"id",value:""},this.configRightSubPanel);this.attributes.gui=this.newLabelAndMenu({name:"gui",value:"spinner"},this.configRightSubPanel,["spinner","textfield","menu","scrollbar","button"]);this.attributes.region=this.newLabelAndMenu({name:"region",value:"south"},this.configRightSubPanel,"south north east west external interior scenario".split(" "));
this.attributes.params=this.newLabelAndInput({name:"params",value:""},this.configRightSubPanel);this.attributes.name=this.newLabelAndInput({name:"name",value:""},this.configRightSubPanel);this.attributes.expresion=this.newLabelAndInput({name:"expresion",value:""},this.configRightSubPanel);this.attributes.value=this.newLabelAndInput({name:"value",value:""},this.configRightSubPanel);this.attributes.incr=this.newLabelAndInput({name:"incr",value:""},this.configRightSubPanel);this.attributes.min=this.newLabelAndInput({name:"min",
value:""},this.configRightSubPanel);this.attributes.max=this.newLabelAndInput({name:"max",value:""},this.configRightSubPanel);this.attributes.discrete=this.newLabelAndCheckbox({name:"discrete",value:"false"},this.configRightSubPanel);this.attributes.decimals=this.newLabelAndInput({name:"decimals",value:""},this.configRightSubPanel);this.attributes.fixed=this.newLabelAndCheckbox({name:"fixed",value:"false"},this.configRightSubPanel);this.attributes.exponentialif=this.newLabelAndInput({name:"exponentialif",
value:""},this.configRightSubPanel);this.attributes.visible=this.newLabelAndInput({name:"visible",value:""},this.configRightSubPanel);this.attributes.action=this.newLabelAndMenu({name:"action",value:""},this.configRightSubPanel," calculate init clear animate openURL openScene playAudio".split(" "));this.attributes.parameter=this.newLabelAndInput({name:"parameter",value:""},this.configRightSubPanel);this.attributes.drawif=this.newLabelAndInput({name:"drawif",value:""},this.configRightSubPanel);this.attributes.activeif=
this.newLabelAndInput({name:"activeif",value:""},this.configRightSubPanel);this.attributes.onlyText=this.newLabelAndCheckbox({name:"onlyText",value:"false"},this.configRightSubPanel);this.attributes.options=this.newLabelAndInput({name:"options",value:""},this.configRightSubPanel);this.attributes.color=this.newLabelAndInput({name:"color",value:""},this.configRightSubPanel);this.attributes.activeif=this.newLabelAndInput({name:"colorInt",value:""},this.configRightSubPanel);this.attributes.bold=this.newLabelAndCheckbox({name:"bold",
value:"false"},this.configRightSubPanel);this.attributes.italics=this.newLabelAndCheckbox({name:"italics",value:"false"},this.configRightSubPanel);this.attributes.underlined=this.newLabelAndCheckbox({name:"underlined",value:"false"},this.configRightSubPanel);this.attributes.font_size=this.newLabelAndInput({name:"font_size",value:""},this.configRightSubPanel);this.attributes.image=this.newLabelAndInput({name:"image",value:""},this.configRightSubPanel);this.attributes.size=this.newLabelAndInput({name:"size",
value:""},this.configRightSubPanel);this.attributes.constraint=this.newLabelAndInput({name:"constraint",value:""},this.configRightSubPanel);this.attributes.text=this.newLabelAndInput({name:"text",value:""},this.configRightSubPanel);this.attributes.file=this.newLabelAndInput({name:"file",value:""},this.configRightSubPanel);a.hideHTML(this.configRightSubPanel)};a.EditorControlPanel.prototype.newParamObject=function(a){return"spinner"==a?{id:"n1",type:"numeric",gui:"spinner",region:"south",space:"E0",
name:"n1",expresion:"(0,0,100,23)",value:"0",incr:"0.1",min:"",max:"",discrete:"false",decimals:"2",fixed:"true",exponentialif:"",visible:"true",action:"",parameter:"",drawif:"",activeif:""}:"textfield"==a?{id:"n1",type:"numeric",gui:"textfield",onlyText:"false",region:"south",space:"E0",name:"n1",expresion:"(0,0,100,23)",value:"0",incr:"0.1",min:"",max:"",discrete:"false",decimals:"2",fixed:"true",exponentialif:"",visible:"true",action:"",parameter:"",drawif:"",activeif:"",evaluate:"false",answer:""}:
"menu"==a?{id:"n1",type:"numeric",gui:"menu",region:"south",space:"E0",name:"n1",expresion:"(0,0,100,23)",value:"0",decimals:"2",fixed:"true",exponentialif:"",visible:"true",options:"",action:"",parameter:"",drawif:"",activeif:""}:"scrollbar"==a?{id:"n1",type:"numeric",gui:"scrollbar",region:"south",space:"E0",name:"n1",expresion:"(0,0,100,23)",value:"0",incr:"0.1",min:"0",max:"100",discrete:"false",decimals:"2",fixed:"true",exponentialif:"",visible:"true",action:"",parameter:"",drawif:"",activeif:""}:
"button"==a?{id:"n1",gui:"button",type:"numeric",region:"south",space:"E0",name:"n1",expresion:"(0,0,100,23)",value:"0",visible:"true",color:"222222",colorInt:"f0f8ff",bold:"false",italics:"false",underlined:"false",font_size:"12",image:"",action:"",parameter:"",drawif:"",activeif:""}:"graphic"==a?{id:"g1",type:"graphic",space:"E0",color:"222222",colorInt:"f0f8ff",size:"4",expresion:"(0,0)",constraint:"",image:"",drawif:"",activeif:""}:"text"==a?{id:"t1",type:"text",space:"E0",expresion:"(0,0)",text:"",
answer:"",drawif:"",activeif:""}:"audio"==a?{id:"a1",type:"audio",space:"E0",expresion:"(0,0)",drawif:"",file:""}:{id:"v1",type:"video",space:"E0",expresion:"(0,0)",drawif:"",file:""}};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.EditorDefinitionPanel=function(e){a.EditorGenericPanel.call(this,e);this.params=e.defParams;this.prefix="A_";this.dontShowList={type:!0};this.notifyProgram=!0;this.createPanel2()};a.extend(a.EditorDefinitionPanel,a.EditorGenericPanel);a.EditorDefinitionPanel.prototype.createPanel=
function(){var a=document.getElementById("tab_4"),g=document.createElement("div");g.setAttribute("class","DescartesConfigPanel");a.appendChild(g);this.leftPanel=document.createElement("div");this.leftPanel.setAttribute("class","DescartesLeftPanelClass");a=document.createElement("div");this.leftPanel.appendChild(a);g.appendChild(this.leftPanel);this.rightPanel=document.createElement("div");this.rightPanel.setAttribute("class","DescartesRightPanelClass");g.appendChild(this.rightPanel);for(var g=0,d=
this.params.length;g<d;g++)this.buildobj(this.params[g]);this.configLeftPanel(a);this.configRightPanel(this.rightPanel)};a.EditorDefinitionPanel.prototype.buildobj=function(a){for(var g=a.value,d,b,c,k=c=b=!1,f=0,r=g.length;f<r;f++)d=g[f],"array"==babel[d[0]]&&(b=!0),"matrix"==babel[d[0]]&&(c=!0),d[1].match(/\)$/)&&(k=!0);b=this.newParamObject(c?"matrix":b?"array":k?"function":"variable");f=0;for(r=g.length;f<r;f++)d=g[f],c=babel[d[1]]||d[1],"#"==c.charAt(0)&&7==c.length&&(c=c.substring(1)),b[babel[d[0]]]=
c;a.paramObj=b;a.obj=this.toNameValueArray(b)};a.EditorDefinitionPanel.prototype.configLeftPanel=function(e){function g(b){b=this.obj;d.hideAllAttributes();d.showAttributes(b);d.fillAttributes(b);a.showHTML(d.configRightSubPanel)}for(var d=this,b=document.createElement("ul"),c,k=0,f=this.params.length;k<f;k++)c=document.createElement("li"),c.innerHTML=this.params[k].paramObj.id+"  ("+this.params[k].paramObj.type+")",c.obj=this.params[k].obj,c.paramObj=this.params[k].paramObj,c.addEventListener("click",
g),b.appendChild(c);e.appendChild(b)};a.EditorDefinitionPanel.prototype.configRightPanel=function(e){this.configRightSubPanel=document.createElement("div");e.appendChild(this.configRightSubPanel);this.attributes={};this.attributes.id=this.newLabelAndInput({name:"id",value:""},this.configRightSubPanel);this.attributes.expresion=this.newLabelAndInput({name:"expresion",value:""},this.configRightSubPanel);this.attributes.algorithm=this.newLabelAndCheckbox({name:"algorithm",value:"false"},this.configRightSubPanel);
this.attributes.range=this.newLabelAndInput({name:"range",value:""},this.configRightSubPanel);this.attributes.local=this.newLabelAndInput({name:"local",value:""},this.configRightSubPanel);this.attributes.init=this.newLabelAndInput({name:"init",value:""},this.configRightSubPanel);this.attributes.doExpr=this.newLabelAndInput({name:"doExpr",value:""},this.configRightSubPanel);this.attributes.whileExpr=this.newLabelAndInput({name:"whileExpr",value:""},this.configRightSubPanel);this.attributes.evaluate=
this.newLabelAndMenu({name:"evaluate",value:"onlyOnce"},this.configRightSubPanel,["onlyOnce","always"]);this.attributes.file=this.newLabelAndInput({name:"file",value:""},this.configRightSubPanel);this.attributes.columns=this.newLabelAndInput({name:"columns",value:""},this.configRightSubPanel);this.attributes.rows=this.newLabelAndInput({name:"rows",value:""},this.configRightSubPanel);a.hideHTML(this.configRightSubPanel)};a.EditorDefinitionPanel.prototype.newParamObject=function(a){return"variable"==
a?{id:"v1",expresion:"0",type:"variable"}:"function"==a?{id:"f(x)",algorithm:"false",expresion:"x",range:"",local:"",init:"",doExpr:"",whileExpr:"",type:"function"}:"array"==a?{id:"V1",array:"true",evaluate:"onlyOnce",size:"3",expresion:"V3[0]=0;V3[1]=0;V3[2]=0",file:"",type:"array"}:{id:"M1",matrix:"true",evaluate:"onlyOnce",columns:"3",rows:"3",expresion:"M4[0,0]=0;M4[1,0]=0;M4[2,0]=0;M4[0,1]=0;M4[1,1]=0;M4[2,1]=0;M4[0,2]=0;M4[1,2]=0;M4[2,2]=0;",type:"matrix"}};return a}(descartesJS||{}),descartesJS=
function(a){if(a.loadLib)return a;a.EditorProgramPanel=function(e){a.EditorGenericPanel.call(this,e);this.params=e.progParams;this.prefix="A_";this.dontShowList={type:!0};this.useDisplaceIndex=!0;this.createPanel2()};a.extend(a.EditorProgramPanel,a.EditorGenericPanel);a.EditorProgramPanel.prototype.createPanel=function(){var a=document.getElementById("tab_5"),g=document.createElement("div");g.setAttribute("class","DescartesConfigPanel");a.appendChild(g);this.leftPanel=document.createElement("div");
this.leftPanel.setAttribute("class","DescartesLeftPanelClass");a=document.createElement("div");this.leftPanel.appendChild(a);g.appendChild(this.leftPanel);this.rightPanel=document.createElement("div");this.rightPanel.setAttribute("class","DescartesRightPanelClass");g.appendChild(this.rightPanel);for(var g=0,d=this.params.length;g<d;g++)this.buildobj(this.params[g]);this.configLeftPanel(a);this.configRightPanel(this.rightPanel)};a.EditorProgramPanel.prototype.buildobj=function(a){var g=a.value,d,b,
c;b="constant";for(var k=0,f=g.length;k<f;k++)d=g[k],"constant"==babel[d[0]]&&(b="constant"),"event"==babel[d[0]]&&(b="event"),"algorithm"==babel[d[0]]&&(b="algorithm");b=this.newParamObject(b);k=0;for(f=g.length;k<f;k++)d=g[k],c=babel[d[1]]||d[1],"#"==c.charAt(0)&&7==c.length&&(c=c.substring(1)),b[babel[d[0]]]=c;a.paramObj=b;a.obj=this.toNameValueArray(b)};a.EditorProgramPanel.prototype.configLeftPanel=function(e){function g(b){b=this.obj;d.hideAllAttributes();d.showAttributes(b);d.fillAttributes(b);
a.showHTML(d.configRightSubPanel)}for(var d=this,b=document.createElement("ul"),c,k=0,f=this.params.length;k<f;k++)c=document.createElement("li"),c.innerHTML=this.params[k].paramObj.id+"  ("+this.params[k].paramObj.type+")",c.obj=this.params[k].obj,c.paramObj=this.params[k].paramObj,c.addEventListener("click",g),b.appendChild(c);e.appendChild(b)};a.EditorProgramPanel.prototype.configRightPanel=function(e){this.configRightSubPanel=document.createElement("div");e.appendChild(this.configRightSubPanel);
this.attributes={};this.attributes.id=this.newLabelAndInput({name:"id",value:""},this.configRightSubPanel);this.attributes.expresion=this.newLabelAndInput({name:"expresion",value:""},this.configRightSubPanel);this.attributes.condition=this.newLabelAndInput({name:"condition",value:""},this.configRightSubPanel);this.attributes.action=this.newLabelAndMenu({name:"action",value:""},this.configRightSubPanel," calculate init clear animate openURL openScene playAudio".split(" "));this.attributes.parameter=
this.newLabelAndInput({name:"parameter",value:""},this.configRightSubPanel);this.attributes.execution=this.newLabelAndMenu({name:"execution",value:"onlyOnce"},this.configRightSubPanel,["onlyOnce","alternate","always"]);this.attributes.algorithm=this.newLabelAndCheckbox({name:"algorithm",value:"false"},this.configRightSubPanel);this.attributes.evaluate=this.newLabelAndMenu({name:"evaluate",value:"onlyOnce"},this.configRightSubPanel,["onlyOnce","always"]);this.attributes.init=this.newLabelAndInput({name:"init",
value:""},this.configRightSubPanel);this.attributes.doExpr=this.newLabelAndInput({name:"doExpr",value:""},this.configRightSubPanel);this.attributes.whileExpr=this.newLabelAndInput({name:"whileExpr",value:""},this.configRightSubPanel);a.hideHTML(this.configRightSubPanel)};a.EditorProgramPanel.prototype.newParamObject=function(a){return"constant"==a?{id:"c1",expresion:"0",evaluate:"onlyOnce",constant:"true",type:"constant"}:"event"==a?{id:"e1",event:"true",condition:"",action:"",parameter:"",execution:"",
type:"event"}:{id:"A1",algorithm:"true",evaluate:"onlyOnce",init:"",doExpr:"",whileExpr:"",type:"algorithm"}};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.EditorGraphicPanel=function(e){a.EditorGenericPanel.call(this,e);this.params=e.graphParams;this.prefix="G_";this.dontShowList={useFamily:!0};this.createPanel2()};a.extend(a.EditorGraphicPanel,a.EditorGenericPanel);a.EditorGraphicPanel.prototype.createPanel=function(){var a=document.getElementById("tab_6"),g=document.createElement("div");
g.setAttribute("class","DescartesConfigPanel");a.appendChild(g);this.leftPanel=document.createElement("div");this.leftPanel.setAttribute("class","DescartesLeftPanelClass");a=document.createElement("div");this.leftPanel.appendChild(a);g.appendChild(this.leftPanel);this.rightPanel=document.createElement("div");this.rightPanel.setAttribute("class","DescartesRightPanelClass");g.appendChild(this.rightPanel);for(var g=0,d=this.params.length;g<d;g++)this.buildobj(this.params[g]);this.configLeftPanel(a);
this.configRightPanel(this.rightPanel)};a.EditorGraphicPanel.prototype.buildobj=function(a){var g=a.value,d,b,c;b="equation";for(var k=0,f=g.length;k<f;k++)if(d=g[k],"type"==babel[d[0]]){b=babel[d[1]];break}b=this.newParamObject(b);for(var r="",h="",k=0,f=g.length;k<f;k++)d=g[k],c=d[1],"family"==babel[d[0]]&&(r=c),"parameter"==babel[d[0]]&&(h=c);k=0;for(f=g.length;k<f;k++){d=g[k];c=babel[d[1]]||d[1]||"";"#"==c.charAt(0)&&7==c.length&&(c=c.substring(1));"family"==babel[d[0]]&&(b.useFamily="true");
if(""!=r&&babel[d[0].substring(r.length+1)]&&d[0].substring(0,r.length)==r){if("interval"==babel[d[0].substring(r.length+1)]){b.family_interval=c;continue}if("steps"==babel[d[0].substring(r.length+1)]){b.family_steps=c;continue}}if(""!=h&&babel[d[0].substring(h.length+1)]&&d[0].substring(0,h.length)==h){if("interval"==babel[d[0].substring(h.length+1)]){b.parameter_interval=c;continue}if("steps"==babel[d[0].substring(h.length+1)]){b.parameter_steps=c;continue}}b[babel[d[0]]]=c}a.paramObj=b;a.obj=this.toNameValueArray(b)};
a.EditorGraphicPanel.prototype.configLeftPanel=function(e){function g(b){b=this.obj;d.hideAllAttributes();d.showAttributes(b);d.fillAttributes(b);a.showHTML(d.configRightSubPanel)}for(var d=this,b=document.createElement("ul"),c,k=0,f=this.params.length;k<f;k++)c=document.createElement("li"),c.innerHTML=this.params[k].paramObj.id+"  ("+this.params[k].paramObj.type+")",c.obj=this.params[k].obj,c.paramObj=this.params[k].paramObj,c.addEventListener("click",g),b.appendChild(c);e.appendChild(b)};a.EditorGraphicPanel.prototype.configRightPanel=
function(e){this.configRightSubPanel=document.createElement("div");e.appendChild(this.configRightSubPanel);this.attributes={};this.attributes.space=this.newLabelAndInput({name:"space",value:""},this.configRightSubPanel);this.attributes.background=this.newLabelAndCheckbox({name:"background",value:"false"},this.configRightSubPanel);this.attributes.color=this.newLabelAndInput({name:"color",value:""},this.configRightSubPanel);this.attributes.drawif=this.newLabelAndInput({name:"drawif",value:""},this.configRightSubPanel);
this.attributes.abs_coord=this.newLabelAndCheckbox({name:"abs_coord",value:"false"},this.configRightSubPanel);this.attributes.expresion=this.newLabelAndInput({name:"expresion",value:""},this.configRightSubPanel);this.attributes.trace=this.newLabelAndCheckbox({name:"trace",value:"false"},this.configRightSubPanel);this.attributes.parameter=this.newLabelAndInput({name:"parameter",value:""},this.configRightSubPanel);this.attributes.parameter_interval=this.newLabelAndInput({name:"parameter_interval",value:""},
this.configRightSubPanel);this.attributes.parameter_steps=this.newLabelAndInput({name:"parameter_steps",value:""},this.configRightSubPanel);this.attributes.useFamily=this.newLabelAndCheckbox({name:"useFamily",value:"false"},this.configRightSubPanel);this.attributes.family=this.newLabelAndInput({name:"family",value:""},this.configRightSubPanel);this.attributes.family_interval=this.newLabelAndInput({name:"family_interval",value:""},this.configRightSubPanel);this.attributes.family_steps=this.newLabelAndInput({name:"family_steps",
value:""},this.configRightSubPanel);this.attributes.fillP=this.newLabelAndInput({name:"fillP",value:""},this.configRightSubPanel);this.attributes.fillM=this.newLabelAndInput({name:"fillM",value:""},this.configRightSubPanel);this.attributes.width=this.newLabelAndInput({name:"width",value:""},this.configRightSubPanel);this.attributes.visible=this.newLabelAndCheckbox({name:"visible",value:"false"},this.configRightSubPanel);this.attributes.editable=this.newLabelAndCheckbox({name:"editable",value:"false"},
this.configRightSubPanel);this.attributes.fill=this.newLabelAndInput({name:"fill",value:""},this.configRightSubPanel);this.attributes.size=this.newLabelAndInput({name:"size",value:""},this.configRightSubPanel);this.attributes.range=this.newLabelAndInput({name:"range",value:""},this.configRightSubPanel);this.attributes.text=this.newLabelAndInput({name:"text",value:""},this.configRightSubPanel);this.attributes.decimals=this.newLabelAndInput({name:"decimals",value:""},this.configRightSubPanel);this.attributes.fixed=
this.newLabelAndCheckbox({name:"fixed",value:"false"},this.configRightSubPanel);this.attributes.spear=this.newLabelAndInput({name:"spear",value:""},this.configRightSubPanel);this.attributes.arrow=this.newLabelAndInput({name:"arrow",value:""},this.configRightSubPanel);this.attributes.center=this.newLabelAndInput({name:"center",value:""},this.configRightSubPanel);this.attributes.radius=this.newLabelAndInput({name:"radius",value:""},this.configRightSubPanel);this.attributes.init=this.newLabelAndInput({name:"init",
value:""},this.configRightSubPanel);this.attributes.end=this.newLabelAndInput({name:"end",value:""},this.configRightSubPanel);this.attributes.vectors=this.newLabelAndCheckbox({name:"vectors",value:"false"},this.configRightSubPanel);this.attributes.border=this.newLabelAndInput({name:"border",value:""},this.configRightSubPanel);this.attributes.file=this.newLabelAndInput({name:"file",value:""},this.configRightSubPanel);this.attributes.opacity=this.newLabelAndInput({name:"opacity",value:""},this.configRightSubPanel);
this.attributes.inirot=this.newLabelAndInput({name:"inirot",value:""},this.configRightSubPanel);this.attributes.inipos=this.newLabelAndInput({name:"inipos",value:""},this.configRightSubPanel);this.attributes.name=this.newLabelAndInput({name:"name",value:""},this.configRightSubPanel);this.attributes.info=this.newLabelAndInput({name:"info",value:""},this.configRightSubPanel);a.hideHTML(this.configRightSubPanel)};a.EditorGraphicPanel.prototype.newParamObject=function(a){return"equation"==a?{space:"E0",
type:"equation",background:"false",color:"20303a",drawif:"",abs_coord:"false",expresion:"y=x",trace:"false",useFamily:"false",family:"",family_interval:"",family_steps:"",fillP:"00ff80",fillM:"ffc800",width:"1",visible:"false",editable:"false",info:""}:"curve"==a?{space:"E0",type:"curve",background:"false",color:"20303a",drawif:"",abs_coord:"false",expresion:"(t,t)",trace:"false",useFamily:"false",family:"",family_interval:"",family_steps:"",parameter:"t",parameter_interval:"[0,1]",parameter_steps:"8",
fill:"ffff80",width:"1",visible:"false",editable:"false",info:""}:"sequence"==a?{space:"E0",type:"sequence",background:"false",color:"20303a",drawif:"",abs_coord:"false",expresion:"(n,1/n)",trace:"false",useFamily:"false",family:"",family_interval:"",family_steps:"",size:"2",visible:"false",editable:"false",range:"[1,100]",info:""}:"point"==a?{space:"E0",type:"point",background:"false",color:"20303a",drawif:"",abs_coord:"false",expresion:"(0,0)",trace:"false",useFamily:"false",family:"",family_interval:"",
family_steps:"",text:"",decimals:"2",fixed:"true",size:"2",font:"Monospaced,PLAIN,15",info:""}:"segment"==a?{space:"E0",type:"segment",background:"false",color:"20303a",drawif:"",abs_coord:"false",expresion:"(0,0)(1,1)",trace:"false",useFamily:"false",family:"",family_interval:"",family_steps:"",text:"",decimals:"2",fixed:"true",size:"2",width:"1",font:"Monospaced,PLAIN,15",info:""}:"arrow"==a?{space:"E0",type:"arrow",background:"false",color:"20303a",drawif:"",abs_coord:"false",expresion:"(0,0)(1,1)",
trace:"false",useFamily:"false",family:"",family_interval:"",family_steps:"",text:"",decimals:"2",fixed:"true",width:"5",size:"",spear:"8",arrow:"ee0022",font:"Monospaced,PLAIN,15",info:""}:"polygon"==a?{space:"E0",type:"polygon",background:"false",color:"20303a",drawif:"",abs_coord:"false",expresion:"(0,0)(1,1)(2,-1)",trace:"false",useFamily:"false",family:"",family_interval:"",family_steps:"",fill:"ffff80",width:"1",info:""}:"arc"==a?{space:"E0",type:"arc",background:"false",color:"20303a",drawif:"",
abs_coord:"false",center:"(0,0)",radius:"1",init:"0",end:"90",vectors:"false",trace:"false",useFamily:"false",family:"",family_interval:"",family_steps:"",text:"",decimals:"2",fixed:"true",fill:"ffff80",width:"1",font:"Monospaced,PLAIN,15",info:""}:"fill"==a?{space:"E0",type:"fill",background:"false",color:"20303a",drawif:"",abs_coord:"false",expresion:"(0,0)",trace:"false",useFamily:"false",family:"",family_interval:"",family_steps:"",info:""}:"text"==a?{space:"E0",type:"text",background:"false",
color:"20303a",drawif:"",expresion:"[20,20]",trace:"false",useFamily:"false",family:"",family_interval:"",family_steps:"",text:"",decimals:"2",fixed:"true",width:"1",border:"",font:"Monospaced,PLAIN,15",info:""}:"image"==a?{space:"E0",type:"image",background:"false",drawif:"",abs_coord:"false",expresion:"(0,0)",trace:"false",useFamily:"false",family:"",family_interval:"",family_steps:"",file:"",inirot:"0",opacity:"0",info:""}:{space:"E0",type:"macro",background:"false",drawif:"",abs_coord:"false",
name:"mac1",expresion:"",useFamily:"false",family:"",family_interval:"",family_steps:"",inirot:"0",inipos:"[0,0]",info:""}};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.EditorGraphic3DPanel=function(e){a.EditorGenericPanel.call(this,e);this.params=e.graph3DParams;this.prefix="S_";this.dontShowList={useFamily:!0};this.createPanel2()};a.extend(a.EditorGraphic3DPanel,a.EditorGenericPanel);a.EditorGraphic3DPanel.prototype.createPanel=function(){var a=document.getElementById("tab_7"),
g=document.createElement("div");g.setAttribute("class","DescartesConfigPanel");a.appendChild(g);this.leftPanel=document.createElement("div");this.leftPanel.setAttribute("class","DescartesLeftPanelClass");a=document.createElement("div");this.leftPanel.appendChild(a);g.appendChild(this.leftPanel);this.rightPanel=document.createElement("div");this.rightPanel.setAttribute("class","DescartesRightPanelClass");g.appendChild(this.rightPanel);for(var g=0,d=this.params.length;g<d;g++)this.buildobj(this.params[g]);
this.configLeftPanel(a);this.configRightPanel(this.rightPanel)};a.EditorGraphic3DPanel.prototype.buildobj=function(a){var g=a.value,d,b,c;b="point";for(var k=0,f=g.length;k<f;k++)if(d=g[k],"type"==babel[d[0]]){b=babel[d[1]];break}b=this.newParamObject(b);for(var r="",k=0,f=g.length;k<f;k++)d=g[k],c=d[1],"family"==babel[d[0]]&&(r=c);k=0;for(f=g.length;k<f;k++){d=g[k];c=babel[d[1]]||d[1]||"";"#"==c.charAt(0)&&7==c.length&&(c=c.substring(1));"family"==babel[d[0]]&&(b.useFamily="true");if(""!=r&&babel[d[0].substring(r.length+
1)]&&d[0].substring(0,r.length)==r){if("interval"==babel[d[0].substring(r.length+1)]){b.family_interval=c;continue}if("steps"==babel[d[0].substring(r.length+1)]){b.family_steps=c;continue}}b[babel[d[0]]]=c}a.paramObj=b;a.obj=this.toNameValueArray(b)};a.EditorGraphic3DPanel.prototype.configLeftPanel=function(e){function g(b){b=this.obj;d.hideAllAttributes();d.showAttributes(b);d.fillAttributes(b);a.showHTML(d.configRightSubPanel)}for(var d=this,b=document.createElement("ul"),c,k=0,f=this.params.length;k<
f;k++)c=document.createElement("li"),c.innerHTML=this.params[k].paramObj.name+"  ("+this.params[k].paramObj.type+")",c.obj=this.params[k].obj,c.paramObj=this.params[k].paramObj,c.addEventListener("click",g),b.appendChild(c);e.appendChild(b)};a.EditorGraphic3DPanel.prototype.configRightPanel=function(e){this.configRightSubPanel=document.createElement("div");e.appendChild(this.configRightSubPanel);this.attributes={};this.attributes.name=this.newLabelAndInput({name:"name",value:""},this.configRightSubPanel);
this.attributes.space=this.newLabelAndInput({name:"space",value:""},this.configRightSubPanel);this.attributes.background=this.newLabelAndCheckbox({name:"background",value:"false"},this.configRightSubPanel);this.attributes.color=this.newLabelAndInput({name:"color",value:""},this.configRightSubPanel);this.attributes.backcolor=this.newLabelAndInput({name:"backcolor",value:""},this.configRightSubPanel);this.attributes.drawif=this.newLabelAndInput({name:"drawif",value:""},this.configRightSubPanel);this.attributes.expresion=
this.newLabelAndInput({name:"expresion",value:""},this.configRightSubPanel);this.attributes.useFamily=this.newLabelAndCheckbox({name:"useFamily",value:"false"},this.configRightSubPanel);this.attributes.family=this.newLabelAndInput({name:"family",value:""},this.configRightSubPanel);this.attributes.family_interval=this.newLabelAndInput({name:"family_interval",value:""},this.configRightSubPanel);this.attributes.family_steps=this.newLabelAndInput({name:"family_steps",value:""},this.configRightSubPanel);
this.attributes.inirot=this.newLabelAndInput({name:"inirot",value:""},this.configRightSubPanel);this.attributes.inipos=this.newLabelAndInput({name:"inipos",value:""},this.configRightSubPanel);this.attributes.endrot=this.newLabelAndInput({name:"endrot",value:""},this.configRightSubPanel);this.attributes.endpos=this.newLabelAndInput({name:"endpos",value:""},this.configRightSubPanel);this.attributes.split=this.newLabelAndCheckbox({name:"split",value:"false"},this.configRightSubPanel);this.attributes.edges=
this.newLabelAndCheckbox({name:"edges",value:"false"},this.configRightSubPanel);this.attributes.model=this.newLabelAndMenu({name:"model",value:"metal"},this.configRightSubPanel,["color","light","metal","wire"]);this.attributes.text=this.newLabelAndInput({name:"text",value:""},this.configRightSubPanel);this.attributes.decimals=this.newLabelAndInput({name:"decimals",value:""},this.configRightSubPanel);this.attributes.fixed=this.newLabelAndCheckbox({name:"fixed",value:"false"},this.configRightSubPanel);
this.attributes.width=this.newLabelAndInput({name:"width",value:""},this.configRightSubPanel);this.attributes.length=this.newLabelAndInput({name:"length",value:""},this.configRightSubPanel);this.attributes.height=this.newLabelAndInput({name:"height",value:""},this.configRightSubPanel);this.attributes.Nu=this.newLabelAndInput({name:"Nu",value:""},this.configRightSubPanel);this.attributes.Nv=this.newLabelAndInput({name:"Nv",value:""},this.configRightSubPanel);a.hideHTML(this.configRightSubPanel)};a.EditorGraphic3DPanel.prototype.newParamObject=
function(a){var g;"point"==a?g={name:"",space:"E0",type:"point",background:"false",color:"eeffaa",backcolor:"6090a0",drawif:"",expresion:"(0,0,0)",useFamily:"false",family:"",family_interval:"",family_steps:"",inirot:"(0,0,0)",inipos:"(0,0,0)",endrot:"(0,0,0)",endpos:"(0,0,0)",split:"false",text:"",decimals:"2",fixed:"true",width:"1"}:"segment"==a||"polygon"==a||"curve"==a?(g={name:"",space:"E0",type:a,background:"false",color:"eeffaa",drawif:"",expresion:"",useFamily:"false",family:"",family_interval:"",
family_steps:"",inirot:"(0,0,0)",inipos:"(0,0,0)",endrot:"(0,0,0)",endpos:"(0,0,0)",split:"false",width:"1",Nu:"7"},g.expresion="segment"==a?"(0,0,0)(1,1,1)":"polygon"==a?"(0,0,0)(1,0,0)(1,1,0)(1,1,1)":"x=cos(4*pi*u) y=sen(4*pi*u) z=2*u-1"):"triangle"==a||"face"==a?(g={name:"",space:"E0",type:a,background:"false",color:"eeffaa",backcolor:"6090a0",drawif:"",expresion:"",useFamily:"false",family:"",family_interval:"",family_steps:"",inirot:"(0,0,0)",inipos:"(0,0,0)",endrot:"(0,0,0)",endpos:"(0,0,0)",
split:"false",edges:"false",model:"metal"},g.expresion="triangle"==a?"(1,0,0)(0,1,0)(0,0,1)":"(0,0)(0,1)(1,1)"):"polireg"==a?g={name:"",space:"E0",type:"polireg",background:"false",color:"eeffaa",backcolor:"6090a0",drawif:"",expresion:"Polireg",useFamily:"false",family:"",family_interval:"",family_steps:"",inirot:"(0,0,0)",inipos:"(0,0,0)",endrot:"(0,0,0)",endpos:"(0,0,0)",split:"false",edges:"false",model:"metal",width:"2",length:"2",Nu:"7"}:"surface"==a?g={name:"",space:"E0",type:"surface",background:"false",
color:"eeffaa",backcolor:"6090a0",drawif:"",expresion:"x=2*u-1 y=2*v-1 z=x^2-y^2",useFamily:"false",family:"",family_interval:"",family_steps:"",inirot:"(0,0,0)",inipos:"(0,0,0)",endrot:"(0,0,0)",endpos:"(0,0,0)",split:"false",edges:"false",model:"metal",Nu:"7",Nv:"7"}:"text"==a?g={name:"",space:"E0",type:"face",background:"false",color:"eeffaa",drawif:"",expresion:"[20,20]",useFamily:"false",family:"",family_interval:"",family_steps:"",inirot:"(0,0,0)",inipos:"(0,0,0)",text:"",decimals:"2",fixed:"true"}:
"box"==a?g={name:"",space:"E0",type:"box",background:"false",color:"eeffaa",backcolor:"6090a0",drawif:"",expresion:"Paralelep\u00edpedo",useFamily:"false",family:"",family_interval:"",family_steps:"",inirot:"(0,0,0)",inipos:"(0,0,0)",endrot:"(0,0,0)",endpos:"(0,0,0)",split:"false",edges:"false",model:"metal",width:"2",length:"2",height:"2"}:"cube"==a||"tetrahedron"==a||"octahedron"==a||"dodecahedron"==a||"icosahedron"==a?(g={name:"",space:"E0",type:a,background:"false",color:"eeffaa",backcolor:"6090a0",
drawif:"",expresion:"",useFamily:"false",family:"",family_interval:"",family_steps:"",inirot:"(0,0,0)",inipos:"(0,0,0)",endrot:"(0,0,0)",endpos:"(0,0,0)",split:"false",edges:"false",model:"metal",width:"2"},g.expresion="cube"==a?"Cubo":"tetrahedron"==a?"Tetraedro":"octahedron"==a?"Octaedro":"dodecahedron"==a?"Dodecaedro":"Icosaedro"):"sphere"==a?g={name:"",space:"E0",type:"sphere",background:"false",color:"eeffaa",backcolor:"6090a0",drawif:"",expresion:"Esfera",useFamily:"false",family:"",family_interval:"",
family_steps:"",inirot:"(0,0,0)",inipos:"(0,0,0)",endrot:"(0,0,0)",endpos:"(0,0,0)",split:"false",edges:"false",model:"metal",width:"2",Nu:"7",Nv:"7"}:"ellipsoid"==a||"cone"==a||"cylinder"==a?(g={name:"",space:"E0",type:a,background:"false",color:"eeffaa",backcolor:"6090a0",drawif:"",expresion:"",useFamily:"false",family:"",family_interval:"",family_steps:"",inirot:"(0,0,0)",inipos:"(0,0,0)",endrot:"(0,0,0)",endpos:"(0,0,0)",split:"false",edges:"false",model:"metal",width:"2",length:"2",height:"2",
Nu:"7",Nv:"7"},g.expresion="ellipsoid"==a?"Elipsoide":"cone"==a?"Cono":"Cilindro"):g={name:"",space:"E0",type:"macro",background:"false",drawif:"",expresion:"mi_macro",useFamily:"false",family:"",family_interval:"",family_steps:"",inirot:"(0,0,0)",inipos:"(0,0,0)",endrot:"(0,0,0)",endpos:"(0,0,0)"};return g};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;a.EditorAnimationPanel=function(e){a.EditorGenericPanel.call(this,e);if(0>=e.animParams.length)this.hasAnimation=!1,this.params=
[{name:"Animation",value:"false"},{name:"delay",value:"1000"},{name:"controls",value:"false"},{name:"auto",value:"false"},{name:"loop",value:"false"},{name:"init",value:""},{name:"doExpr",value:""},{name:"whileExpr",value:""}];else{this.hasAnimation=!0;e=e.animParams[0].value;for(var g=[{name:"Animation",value:"true"}],d=0,b=e.length;d<b;d++)g.push({name:babel[e[d][0]]||e[d][0],value:babel[e[d][1]]||e[d][1]});this.params=g}this.createPanel2()};a.extend(a.EditorAnimationPanel,a.EditorGenericPanel);
a.EditorAnimationPanel.prototype.createPanel=function(){var a=document.getElementById("tab_8"),g=document.createElement("div");g.setAttribute("class","DescartesConfigPanel");a.appendChild(g);this.parameters=[];this.parameters.push(this.newLabelAndCheckbox(this.findObjectByName(this.params,"Animation"),g));this.parameters.push(this.newLabelAndInput(this.findObjectByName(this.params,"delay"),g));this.parameters.push(this.newLabelAndCheckbox(this.findObjectByName(this.params,"controls"),g));this.parameters.push(this.newLabelAndCheckbox(this.findObjectByName(this.params,
"auto"),g));this.parameters.push(this.newLabelAndCheckbox(this.findObjectByName(this.params,"loop"),g));this.parameters.push(this.newLabelAndInput(this.findObjectByName(this.params,"init"),g));this.parameters.push(this.newLabelAndInput(this.findObjectByName(this.params,"doExpr"),g));this.parameters.push(this.newLabelAndInput(this.findObjectByName(this.params,"whileExpr"),g))};a.EditorAnimationPanel.prototype.createPanel2=function(a){a||(this.ulContainer=document.createElement("ul"),this.editor.listContainer.appendChild(this.ulContainer));
var g,d;if(this.hasAnimation){this.ulContainer.style.display=null;a=document.createElement("li");g=document.createElement("span");g.innerHTML='&lt;param name="'+babel.toLanguage("Animation")+'" value="';a.appendChild(g);for(var b=0,c=this.params.length;b<c;b++)d=babel[this.params[b].name]||this.params[b].name,value=babel[this.params[b].value]||this.params[b].value,"Animation"!=d&&(g=document.createElement("span"),g.innerHTML=babel.toLanguage(d)+"='",a.appendChild(g),g=document.createElement("span"),
g.setAttribute("class","DescartesSpanValue"),g.setAttribute("contenteditable","true"),g.innerHTML=babel.toLanguage(value),a.appendChild(g),g=document.createElement("span"),g.innerHTML="'"+(b<c-1?" ":""),a.appendChild(g));g=document.createElement("span");g.innerHTML='"&gt;';a.appendChild(g);this.ulContainer.appendChild(a)}else this.ulContainer.style.display="none"};a.EditorAnimationPanel.prototype.add=function(){this.hasAnimation||(this.hasAnimation=!0,this.ulContainer.innerHTML="",this.createPanel2(!0))};
a.EditorAnimationPanel.prototype.remove=function(){this.hasAnimation=!1;this.ulContainer.innerHTML="";this.createPanel2(!0)};a.EditorAnimationPanel.prototype.getContent=function(){return this.hasAnimation?this.ulContainer.textContent:""};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e="Espacio 2D;Espacio 3D;Espacio HTMLIFrame;Pulsador;Campo de texto;Men\u00fa;Barra;Bot\u00f3n;Control gr\u00e1fico;Control de texto;Audio;Video;Variable;Funci\u00f3n;Vector;Matriz;Constante;Evento;Algoritmo;Ecuaci\u00f3n;Curva;Sucesi\u00f3n;Punto;Segmento;Flecha;Pol\u00edgono;Arco;Relleno;Texto;Image;Macro 2D;Punto 3D;Segmento 3D;Pol\u00edgono 3D;Curva 3D;Tri\u00e1ngulo;Cara;Pol\u00edgono regular 3D;Superficie;Texto 3D;Cubo;Paralelep\u00edpedo;Tetraedro;Octaedro;Dodecaedro;Icosaedro;Esfera;Elipsoide;Cono;Cilindro;Macro 3D;Animaci\u00f3n".split(";"),
g="R2 R3 HTMLIFrame spinner textfield menu scrollbar button graphic text audio video variable function array matrix constant event algorithm equation curve sequence point segment arrow polygon arc fill text image macro point segment polygon curve triangle face polireg surface text cube box tetrahedron octahedron dodecahedron icosahedron sphere ellipsoid cone cylinder macro animation".split(" ");a.Editor=function(a){this.parent=a;this.container=document.createElement("div");this.container.setAttribute("class",
"DescartesEditorContainer");document.body.appendChild(this.container);this.readConfiguration();this.hide();this.configDescartesParamList()};a.Editor.prototype.show=function(){this.container.style.display="block"};a.Editor.prototype.hide=function(){this.container.style.display="none"};a.Editor.prototype.readConfiguration=function(){this.documentClone=document.createElement("document");this.documentClone.innerHTML=document.documentElement.innerHTML;for(var a=this.documentClone.querySelectorAll("meta,#StyleDescartesApps,#StyleDescartesApps2,base,.DescartesEditorContainer"),
b=0,c=a.length;b<c;b++)a[b].parentNode.removeChild(a[b]);for(var a=document.querySelectorAll("applet,ajs"),e,b=0,c=a.length;b<c;b++)if(a[b]==this.parent.applet){e=b;break}a=this.documentClone.querySelectorAll("applet,ajs");this.appletClone=a[e];a[e].parentNode.replaceChild(document.createElement("DescartesPlaceholder"),a[e]);b=this.appletClone.querySelector("param");b.parentNode.removeChild(b);(this.script_docBase=this.appletClone.querySelector("script"))&&this.script_docBase.parentNode.removeChild(this.script_docBase);
a=this.parent.lessonParser;e=this.parent.applet.attributes;this.configAttributes=[];b=0;for(c=e.length;b<c;b++)this.configAttributes.push({name:e[b].name,value:e[b].value});var f=this.parent.children;this.sceneParams=[];this.spaceParams=[];this.ctrsParams=[];this.auxParams=[];this.defParams=[];this.progParams=[];this.graphParams=[];this.graph3DParams=[];this.animParams=[];var g="";e="";b=0;for(c=f.length;b<c;b++)g=f[b].getAttribute("name"),e=a.split(f[b].getAttribute("value")),g&&(g.match("E_")?this.spaceParams.push({name:g,
value:e}):g.match("C_")?this.ctrsParams.push({name:g,value:e}):g.match("A_")?this.auxParams.push({name:g,value:e}):g.match("G_")?this.graphParams.push({name:g,value:e}):g.match("S_")?this.graph3DParams.push({name:g,value:e}):"Animation"==babel[g]?this.animParams.push({name:g,value:e}):this.sceneParams.push({name:babel[g]||g,value:babel[f[b].getAttribute("value")]||f[b].getAttribute("value")}));for(var h,q,b=0,c=this.auxParams.length;b<c;b++){for(var a=this.auxParams[b].value,f=g=h=q=!1,n=0,p=a.length;n<
p;n++)e=babel[a[n][0]],"id"==e&&a[n][1].match(/\)$/)&&(g=!0),"algorithm"==e&&(f=!0),"event"==e&&(q=!0),"constant"==e&&(h=!0);f&&!g||h||q?this.progParams.push(this.auxParams[b]):this.defParams.push(this.auxParams[b])}};a.Editor.prototype.configDescartesTabs=function(){function d(){var a=this.parentNode.getAttribute("data-current");document.getElementById("tabHeader_"+a).removeAttribute("class");document.getElementById("tab_"+a).style.display="none";a=this.id.split("_")[1];this.setAttribute("class",
"tabActiveHeader");document.getElementById("tab_"+a).style.display="block";this.parentNode.setAttribute("data-current",a)}this.DescartesTabsContainer=document.createElement("div");this.DescartesTabsContainer.setAttribute("class","DescartesEditorTabContainer");this.DescartesTabsContainer.innerHTML="<div class='DescartesTabs'>\n<ul>\n<li id='tabHeader_1'>Configuraci&oacute;n</li>\n<li id='tabHeader_2'>Espacios</li>\n<li id='tabHeader_3'>Controles</li>\n<li id='tabHeader_4'>Definiciones</li>\n<li id='tabHeader_5'>Programa</li>\n<li id='tabHeader_6'>Gr&aacute;ficos</li>\n<li id='tabHeader_7'>Gr&aacute;ficos 3D</li>\n<li id='tabHeader_8'>Animaci&oacute;n</li>\n</ul>\n</div>\n<div class='DescartesTabscontent'>\n<div class='DescartesTabPage' id='tab_1'></div>\n<div class='DescartesTabPage' id='tab_2'></div>\n<div class='DescartesTabPage' id='tab_3'></div>\n<div class='DescartesTabPage' id='tab_4'></div>\n<div class='DescartesTabPage' id='tab_5'></div>\n<div class='DescartesTabPage' id='tab_6'></div>\n<div class='DescartesTabPage' id='tab_7'></div>\n<div class='DescartesTabPage' id='tab_8'></div>\n</div>\n<div class='DescartesButtonsPlace'>\n<input id='Descartes_OKButton' class='DescartesEditorButton' type='submit' value='Aceptar' />\n<input id='Descartes_CancelButton' class='DescartesEditorButton' type='submit' value='Cancelar' />\n</div>\n";
var b=this.DescartesTabsContainer.querySelector(".DescartesTabs ul li"),c=b.id.split("_")[1];b.parentNode.setAttribute("data-current",c);b.setAttribute("class","tabActiveHeader");c=this.DescartesTabsContainer.querySelectorAll(".DescartesTabPage");for(b=1;b<c.length;b++)c[b].style.display="none";c=this.DescartesTabsContainer.querySelectorAll(".DescartesTabs ul li");for(b=0;b<c.length;b++)c[b].addEventListener("click",d);this.container.appendChild(this.DescartesTabsContainer);this.configPanel=new a.EditorConfigPanel(this);
this.spacePanel=new a.EditorSpacePanel(this);this.controlPanel=new a.EditorControlPanel(this);this.definitionPanel=new a.EditorDefinitionPanel(this);this.programPanel=new a.EditorProgramPanel(this);this.graphicPanel=new a.EditorGraphicPanel(this);this.graphic3DPanel=new a.EditorGraphic3DPanel(this);this.animationPanel=new a.EditorAnimationPanel(this);var e=this;document.getElementById("Descartes_OKButton").addEventListener("click",function(a){a.preventDefault();this.blur();e.hide();console.log("ok")});
document.getElementById("Descartes_CancelButton").addEventListener("click",function(a){a.preventDefault();this.blur();e.hide();console.log("cancel")})};a.Editor.prototype.configDescartesParamList=function(){this.configToolbar();this.configListContainer();this.configFooter();this.configAddPanel()};a.Editor.prototype.configToolbar=function(){function d(a){g.showAddPanel()}function b(a){g.removeAttribute()}function c(a){g.cloneAttribute()}function e(a){g.moveUpAttribute()}function f(a){g.moveDownAttribute()}
var g=this,h=document.createElement("div");h.setAttribute("class","DescartesToolbarPlace");var q=this.newButton("Agregar"),n=this.newButton("Remover"),p=this.newButton("Duplicar"),s=this.newButton("Subir"),t=this.newButton("Bajar");h.appendChild(q);h.appendChild(n);h.appendChild(p);h.appendChild(s);h.appendChild(t);this.container.appendChild(h);a.hasTouchSupport?(q.addEventListener("touchend",d),n.addEventListener("touchend",b),p.addEventListener("touchend",c),s.addEventListener("touchend",e),t.addEventListener("touchend",
f)):(q.addEventListener("click",d),n.addEventListener("click",b),p.addEventListener("click",c),s.addEventListener("click",e),t.addEventListener("click",f))};a.Editor.prototype.configListContainer=function(){function d(a){var c=null;"li"==a.target.tagName.toLowerCase()?c=a.target:"li"==a.target.parentNode.tagName.toLowerCase()&&(c=a.target.parentNode);c&&(b.wichParamSelected&&(b.wichParamSelected.className=b.wichParamSelected.className.replace(/(?:^|\s)DescartesElementSelected(?!\S)/g,"")),b.wichParamSelected=
c,c.className+=" DescartesElementSelected")}var b=this;this.listContainer=document.createElement("div");this.listContainer.setAttribute("class","DescarteslistContainer");this.container.appendChild(this.listContainer);var c=document.createElement("div");c.setAttribute("class","DescartesExtraInfo");c.innerHTML="&lt;script type='text/javascript' src='http://arquimedes.matem.unam.mx/Descartes5/lib/descartes-min.js'&gt;&lt;/script&gt;";this.listContainer.appendChild(c);this.configPanel=new a.EditorConfigPanel(this);
this.spacePanel=new a.EditorSpacePanel(this);this.controlPanel=new a.EditorControlPanel(this);this.definitionPanel=new a.EditorDefinitionPanel(this);this.programPanel=new a.EditorProgramPanel(this);this.graphicPanel=new a.EditorGraphicPanel(this);this.graphic3DPanel=new a.EditorGraphic3DPanel(this);this.animationPanel=new a.EditorAnimationPanel(this);c=document.createElement("div");c.setAttribute("class","DescartesExtraInfo");c.innerHTML="&lt;/ajs&gt;";this.listContainer.appendChild(c);this.wichParamSelected=
null;a.hasTouchSupport?this.listContainer.addEventListener("touchend",d):this.listContainer.addEventListener("click",d)};a.Editor.prototype.configFooter=function(){function d(a){a.preventDefault();this.blur();var b=c.configPanel.getContent()+c.spacePanel.getContent()+c.controlPanel.getContent()+c.definitionPanel.getContent()+c.programPanel.getContent()+c.graphicPanel.getContent()+c.graphic3DPanel.getContent()+c.animationPanel.getContent();a=document.createElement("ajs");b=b.split("\n");a.innerHTML=
b[0];a=a.firstChild;b[0]="";a.innerHTML=b.join("\n");c.parent.applet.parentNode.replaceChild(a,c.parent.applet);c.parent.applet=a;c.parent.children=a.getElementsByTagName("param");c.parent.width=parseFloat(a.getAttribute("width"));c.parent.height=parseFloat(a.getAttribute("height"));c.hide();c.parent.init()}function b(a){a.preventDefault();this.blur();c.hide()}var c=this,e=document.createElement("div");e.setAttribute("class","DescartesButtonsPlace");var f=this.newButton("Aceptar"),g=this.newButton("Cancelar");
e.appendChild(f);e.appendChild(g);this.container.appendChild(e);a.hasTouchSupport?(g.addEventListener("touchend",b),f.addEventListener("touchend",d)):(g.addEventListener("click",b),f.addEventListener("click",d))};a.Editor.prototype.configAddPanel=function(){function d(a){g.previousAddSelected&&(g.previousAddSelected.className=g.previousAddSelected.className.replace(/(?:^|\s)DescartesElementSelected(?!\S)/g,""));g.previousAddSelected=a.target;a.target.className+=" DescartesElementSelected";g.addOptionValue=
a.target.getAttribute("data-index")}function b(a){a.preventDefault();this.blur();g.hideAddPanel();g.addAttribute()}function c(a){a.preventDefault();this.blur();g.hideAddPanel()}var g=this;this.addPanelContainer=document.createElement("div");this.addPanelContainer.setAttribute("class","DescartesEditorContainer");this.addPanelContainer.style.background="rgba(20,20,20,.75)";this.container.appendChild(this.addPanelContainer);var f=document.createElement("div");f.setAttribute("class","DescarteslistContainer DescartesAddPanel");
this.addPanelContainer.appendChild(f);var r=document.createElement("ul");f.appendChild(r);for(var h=0,q=e.length;h<q;h++)f=document.createElement("li"),f.setAttribute("style","-webkit-user-select:none; -moz-user-select:none; user-select:none; cursor:pointer;"),f.setAttribute("data-index",h),f.innerHTML=e[h],r.appendChild(f);this.addOptionValue=-1;this.previousAddSelected=null;a.hasTouchSupport?r.addEventListener("touchend",d):r.addEventListener("click",d);r=document.createElement("div");r.setAttribute("class",
"DescartesButtonsPlace");f=this.newButton("Aceptar");h=this.newButton("Cancelar");r.appendChild(f);r.appendChild(h);this.addPanelContainer.appendChild(r);a.hasTouchSupport?(f.addEventListener("touchend",b),h.addEventListener("touchend",c)):(f.addEventListener("click",b),h.addEventListener("click",c));this.hideAddPanel()};a.Editor.prototype.addAttribute=function(){var a=parseInt(this.addOptionValue);0<=a&&(this.wichParamSelected&&(this.wichParamSelected.className=this.wichParamSelected.className.replace(/(?:^|\s)DescartesElementSelected(?!\S)/g,
"")),0<=a&&3>a?this.wichParamSelected=this.spacePanel.add(g[a]):3<=a&&12>a?this.wichParamSelected=this.controlPanel.add(g[a]):12<=a&&16>a?this.wichParamSelected=this.definitionPanel.add(g[a]):16<=a&&19>a?this.wichParamSelected=this.programPanel.add(g[a]):19<=a&&31>a?this.wichParamSelected=this.graphicPanel.add(g[a]):31<=a&&a<g.length-1?this.wichParamSelected=this.graphic3DPanel.add(g[a]):this.animationPanel.add());this.wichParamSelected&&(this.listContainer.scrollTop=this.wichParamSelected.offsetTop);
this.addOptionValue=-1;this.previousAddSelected&&(this.previousAddSelected.className=this.previousAddSelected.className.replace(/(?:^|\s)DescartesElementSelected(?!\S)/g,""))};a.Editor.prototype.removeAttribute=function(){var a;this.wichParamSelected&&(a=this.wichParamSelected.parentNode,a!=this.configPanel.ulContainer&&(a==this.spacePanel.ulContainer?this.spacePanel.remove(parseInt(this.wichParamSelected.getAttribute("data-index"))):a==this.controlPanel.ulContainer?this.controlPanel.remove(parseInt(this.wichParamSelected.getAttribute("data-index"))):
a==this.definitionPanel.ulContainer?this.definitionPanel.remove(parseInt(this.wichParamSelected.getAttribute("data-index"))):a==this.programPanel.ulContainer?this.programPanel.remove(parseInt(this.wichParamSelected.getAttribute("data-index"))):a==this.graphicPanel.ulContainer?this.graphicPanel.remove(parseInt(this.wichParamSelected.getAttribute("data-index"))):a==this.graphic3DPanel.ulContainer?this.graphic3DPanel.remove(parseInt(this.wichParamSelected.getAttribute("data-index"))):this.animationPanel.remove()))};
a.Editor.prototype.cloneAttribute=function(){var a;this.wichParamSelected&&(a=this.wichParamSelected.parentNode,a==this.spacePanel.ulContainer?this.wichParamSelected=this.spacePanel.clone(parseInt(this.wichParamSelected.getAttribute("data-index"))):a==this.controlPanel.ulContainer?this.wichParamSelected=this.controlPanel.clone(parseInt(this.wichParamSelected.getAttribute("data-index"))):a==this.definitionPanel.ulContainer?this.wichParamSelected=this.definitionPanel.clone(parseInt(this.wichParamSelected.getAttribute("data-index"))):
a==this.programPanel.ulContainer?this.wichParamSelected=this.programPanel.clone(parseInt(this.wichParamSelected.getAttribute("data-index"))):a==this.graphicPanel.ulContainer?this.wichParamSelected=this.graphicPanel.clone(parseInt(this.wichParamSelected.getAttribute("data-index"))):a==this.graphic3DPanel.ulContainer&&(this.wichParamSelected=this.graphic3DPanel.clone(parseInt(this.wichParamSelected.getAttribute("data-index")))))};a.Editor.prototype.moveUpAttribute=function(){var a;this.wichParamSelected&&
(a=this.wichParamSelected.parentNode,a==this.spacePanel.ulContainer?this.wichParamSelected=this.spacePanel.moveUp(parseInt(this.wichParamSelected.getAttribute("data-index")))||this.wichParamSelected:a==this.controlPanel.ulContainer?this.wichParamSelected=this.controlPanel.moveUp(parseInt(this.wichParamSelected.getAttribute("data-index")))||this.wichParamSelected:a==this.definitionPanel.ulContainer?this.wichParamSelected=this.definitionPanel.moveUp(parseInt(this.wichParamSelected.getAttribute("data-index")))||
this.wichParamSelected:a==this.programPanel.ulContainer?this.wichParamSelected=this.programPanel.moveUp(parseInt(this.wichParamSelected.getAttribute("data-index")))||this.wichParamSelected:a==this.graphicPanel.ulContainer?this.wichParamSelected=this.graphicPanel.moveUp(parseInt(this.wichParamSelected.getAttribute("data-index")))||this.wichParamSelected:a==this.graphic3DPanel.ulContainer&&(this.wichParamSelected=this.graphic3DPanel.moveUp(parseInt(this.wichParamSelected.getAttribute("data-index")))||
this.wichParamSelected))};a.Editor.prototype.moveDownAttribute=function(){var a;this.wichParamSelected&&(a=this.wichParamSelected.parentNode,a==this.spacePanel.ulContainer?this.wichParamSelected=this.spacePanel.moveDown(parseInt(this.wichParamSelected.getAttribute("data-index")))||this.wichParamSelected:a==this.controlPanel.ulContainer?this.wichParamSelected=this.controlPanel.moveDown(parseInt(this.wichParamSelected.getAttribute("data-index")))||this.wichParamSelected:a==this.definitionPanel.ulContainer?
this.wichParamSelected=this.definitionPanel.moveDown(parseInt(this.wichParamSelected.getAttribute("data-index")))||this.wichParamSelected:a==this.programPanel.ulContainer?this.wichParamSelected=this.programPanel.moveDown(parseInt(this.wichParamSelected.getAttribute("data-index")))||this.wichParamSelected:a==this.graphicPanel.ulContainer?this.wichParamSelected=this.graphicPanel.moveDown(parseInt(this.wichParamSelected.getAttribute("data-index")))||this.wichParamSelected:a==this.graphic3DPanel.ulContainer&&
(this.wichParamSelected=this.graphic3DPanel.moveDown(parseInt(this.wichParamSelected.getAttribute("data-index")))||this.wichParamSelected))};a.Editor.prototype.newButton=function(a){var b=document.createElement("input");b.setAttribute("class","DescartesEditorButton");b.setAttribute("type","submit");b.setAttribute("value",a);return b};a.Editor.prototype.showAddPanel=function(){this.addPanelContainer.style.display="block";this.addPanelContainer.firstChild.style.left=(parseInt(window.innerWidth)-350)/
2+"px"};a.Editor.prototype.hideAddPanel=function(){this.addPanelContainer.style.display="none"};return a}(descartesJS||{}),descartesJS=function(a){if(a.loadLib)return a;var e;a.DescartesLoader=function(a){this.children=a.children;this.lessonParser=a.lessonParser;this.images=a.images;this.images.length=a.images.length;this.audios=a.audios;this.audios.length=a.audios.length;this.arquimedes=a.arquimedes;this.descartesApp=a;var b=a.image_loader?a.image_loader:k(a.loader.width,a.loader.height);this.imageLoader=
document.createElement("div");this.imageLoader.width=a.width;this.imageLoader.height=a.height;this.imageLoader.setAttribute("class","DescartesLoaderImage");this.imageLoader.setAttribute("style","background-image: url("+b+"); width: "+a.width+"px; height: "+a.height+"px;");a.loader.appendChild(this.imageLoader);this.loaderBar=document.createElement("canvas");this.loaderBar.width=a.width;this.loaderBar.height=a.height;this.loaderBar.setAttribute("class","DescartesLoaderBar");this.loaderBar.setAttribute("style",
"width: "+a.width+"px; height:"+a.height+"px;");this.loaderBar.ctx=this.loaderBar.getContext("2d");a.loader.appendChild(this.loaderBar);this.barWidth=Math.floor(80);this.barHeight=Math.floor(a.loader.height/70);var c=this;this.timer=setInterval(function(){c.drawLoaderBar(c.loaderBar.ctx,a.width,a.height)},10);a.firstRun=!1;this.initPreloader()};a.DescartesLoader.prototype.initPreloader=function(){var b=this.children,c=this.images,d=this.audios,e=/[\w\.\-//]*(\.png|\.jpg|\.gif|\.svg)/gi,g=/[\w\.\-//]*(\.ogg|\.oga|\.mp3|\.wav)/gi;
this.arquimedes&&(c["lib/DescartesCCLicense.png"]=a.getCreativeCommonsLicenseImage(),c["lib/DescartesCCLicense.png"].addEventListener("load",function(){this.ready=1}),c["lib/DescartesCCLicense.png"].addEventListener("error",function(){this.errorload=1}));var k,s,t,m,u,l;t=0;for(u=b.length;t<u;t++)if("rtf"!==b[t].name){if(b[t].value.match(/'macro'|'makro'/g)){k="";var v;s=this.lessonParser.split(b[t].value);l=0;for(var w=s.length;l<w;l++)"expresion"===babel[s[l][0]]&&(k=s[l][1]);k&&((v=document.getElementById(k))&&
"descartes/macro"==v.type?v=v.text:(v=a.openExternalFile(k))&&!v.match(/tipo_de_macro/g)&&(v=null));if(v&&(k=v.match(e)))for(l=k.length;m<l;m++)s=k[m],s.toLowerCase().match(/vacio.gif$/)||""==s.substring(0,s.length-4)||(c[s]=new Image,c[s].addEventListener("load",function(){this.ready=1}),c[s].addEventListener("error",function(){this.errorload=1}),c[s].src=s)}if(k=b[t].value.match(e))for(m=0,l=k.length;m<l;m++)s=k[m],s.toLowerCase().match(/vacio.gif$/)||""==s.substring(0,s.length-4)||(c[s]=new Image,
c[s].addEventListener("load",function(){this.ready=1}),c[s].addEventListener("error",function(){this.errorload=1}),c[s].src=s);if(k=b[t].value.match(g))for(m=0,s=k.length;m<s;m++)this.initAudio(k[m])}for(var y in c)c.hasOwnProperty(y)&&this.images.length++;for(y in d)d.hasOwnProperty(y)&&this.audios.length++;var C=this,B=this.images.length+this.audios.length,D=function(){C.readys=0;for(var a in c)c.hasOwnProperty(a)&&(c[a].ready||c[a].errorload)&&C.readys++;for(a in C.audios)d.hasOwnProperty(a)&&
(d[a].ready||d[a].errorload)&&C.readys++;C.readys!=B?setTimeout(D,30):(clearTimeout(C.timer),C.descartesApp.initBuildApp())};D()};a.DescartesLoader.prototype.initAudio=function(b){var c=this.audios;c[b]=new Audio(b);c[b].filename=b;var d=function(){this.ready=1},e=function(){this.canPlayType("audio/"+this.filename.substring(this.filename.length-3))||"mp3"!=this.filename.substring(this.filename.length-3)?(console.log("El archivo '"+b+"' no puede ser reproducido"),this.errorload=1):(c[b]=new Audio(this.filename.replace("mp3",
"ogg")),c[b].filename=this.filename.replace("mp3","ogg"),c[b].addEventListener("canplaythrough",d),c[b].addEventListener("load",d),c[b].addEventListener("error",e),c[b].load())};c[b].addEventListener("canplaythrough",d);c[b].addEventListener("load",d);c[b].addEventListener("error",e);a.hasTouchSupport?(c[b].load(),c[b].play(),setTimeout(function(){console.log("detenido");c[b].pause()},10),c[b].ready=1):c[b].load()};var g,d,b,c;a.DescartesLoader.prototype.drawLoaderBar=function(a,k,h){g=this.barWidth;
d=this.barHeight;b=this.images.length+this.audios.length;c=2*(g-2)/b;a.translate(k/2,(h-65*e)/2+90*e);a.scale(e,e);a.strokeRect(-g,-d,2*g,d);a.fillStyle="gray";a.fillRect(-g+2,-d+2,2*(g-2),d-4);a.fillStyle="#1f375d";a.fillRect(-g+2,-d+2,this.readys*c,d-4);a.setTransform(1,0,0,1,0,0)};var k=function(a,b){var c=document.createElement("canvas");c.width=a;c.height=b;var d=c.getContext("2d");d.save();d.strokeStyle="#1f375d";d.fillStyle="#1f375d";d.lineCap="round";d.lineWidth=2;d.beginPath();e=a<b?a/360:
b/195;e=2.5<e?2.5:e;d.translate((a-120*e)/2,(b-65*e)/2);d.scale(e,e);d.moveTo(3,25);d.lineTo(3,1);d.lineTo(21,1);d.bezierCurveTo(33,1,41,15,41,25);d.stroke();d.beginPath();d.moveTo(1,63);d.lineTo(1,64);d.moveTo(5,62);d.lineTo(5,64);d.moveTo(9,61);d.lineTo(9,64);d.moveTo(13,60);d.lineTo(13,64);d.moveTo(17,58);d.lineTo(17,64);d.moveTo(21,56);d.lineTo(21,64);d.moveTo(25,53);d.lineTo(25,64);d.moveTo(29,50);d.lineTo(29,64);d.moveTo(33,46);d.lineTo(33,64);d.moveTo(37,41);d.lineTo(37,64);d.moveTo(41,32);
d.lineTo(41,64);d.stroke();d.font="20px Arial, Helvetica, 'Droid Sans', Sans-serif";d.fillText("escartes",45,33);d.fillText("JS",98,64);d.restore();return c.toDataURL()};return a}(descartesJS||{}),descartesJS=function(a){function e(a){for(var b="[",c=0,k=a.length;c<k;c++)a[c]instanceof Array?b+=e(a[c]):(g=a[c],"undefined"!=typeof g&&g||(g=0),"string"==typeof g&&(g="'"+g+"'"),b+=g),c<k-1&&(b+=",");return b+"]"}if(a.loadLib)return a;a.DescartesApp=function(d){this.animation={playing:!1};this.applet=
d;this.parentContainer=d.parentNode;this.width=parseFloat(d.getAttribute("width"));this.height=parseFloat(d.getAttribute("height"));this.decimal_symbol=".";this.decimal_symbol_regexp=RegExp("\\"+this.decimal_symbol,"g");this.language="espa\u00f1ol";this.children=d.getElementsByTagName("param");a.creativeCommonsLicense=!0;for(var b=0,c=this.children.length;b<c;b++)"CreativeCommonsLicense"==this.children[b].name&&(a.creativeCommonsLicense="no"==this.children[b].value?!1:!0);this.code=d.getAttribute("code");
this.saveState=[];this.images={};this.images.length=-1;this.audios={};this.audios.length=-1;this.firstRun=!0;this.init()};a.DescartesApp.prototype.init=function(){this.evaluator=new a.Evaluator(this);this.lessonParser=new a.LessonParser(this);this.arquimedes=!!this.code.match("descinst.DescartesWeb2_0.class","i")||!!this.code.match("Arquimedes","i")||!!this.code.match("Discurso","i");this.licenseA=a.creativeCommonsLicense?"{\\rtf1\\uc0{\\fonttbl\\f0\\fcharset0 Arial;\\f1\\fcharset0 Arial;\\f2\\fcharset0 Arial;\\f3\\fcharset0 Arial;\\f4\\fcharset0 Arial;}{\\f0\\fs34 __________________________________________________________________________________ \\par \\fs22                                        Los contenidos de esta unidad did\u00e1ctica interactiva est\u00e1n bajo una  {\\*\\hyperlink licencia Creative Commons|http://creativecommons.org/licenses/by-nc-sa/2.5/es/}, si no se indica lo contrario.\\par                                        La unidad did\u00e1ctica fue creada con Arqu\u00edmedes, que es un producto de c\u00f3digo abierto, {\\*\\hyperlink Creditos|http://arquimedes.matem.unam.mx/Descartes5/creditos/conCCL.html}\\par }":
"";for(var d=this.children,b,c=0,e=0,f=a.creativeCommonsLicense?90:0,g=0,h=d.length;g<h;g++)b=d[g],"rtf_height"==b.name&&(c=parseInt(b.value)),"Buttons"==babel[b.name]&&(this.buttonsConfig=this.lessonParser.parseButtonsConfig(b.value),e=this.buttonsConfig.height),"image_loader"==b.name&&(this.image_loader=b.value),"docBase"==b.name&&(this.docBase=b.value,b=document.createElement("base"),b.setAttribute("id","descartesJS_base"),b.setAttribute("href",this.docBase),document.head.appendChild(b));this.arquimedes&&
c&&(this.height=c+e+f);this.spaces=[];this.externalSpace&&document.body.removeChild(this.externalSpace.container);this.externalSpace=new a.SpaceExternal(this);this.northSpace={container:document.createElement("div"),controls:[]};this.southSpace={container:document.createElement("div"),controls:[]};this.eastSpace={container:document.createElement("div"),controls:[]};this.westSpace={container:document.createElement("div"),controls:[]};this.editableRegion={container:document.createElement("div"),textFields:[]};
a.Editor&&(this.editor=new a.Editor(this));this.controls=[];this.auxiliaries=[];this.events=[];this.cacheVars={};this.getVarsNames={};this.numberOfIframes=this.plecaHeight=this.tabindex=this.zIndex=0;void 0!=this.container&&this.parentContainer.removeChild(this.container);this.container=document.createElement("div");this.loader=document.createElement("div");this.parentContainer.appendChild(this.container);this.container.width=this.width;this.container.height=this.height;this.container.setAttribute("class",
"DescartesAppContainer");this.container.setAttribute("style","width:"+this.width+"px; height:"+this.height+"px;");this.container.appendChild(this.loader);this.loader.width=this.width;this.loader.height=this.height;this.loader.setAttribute("class","DescartesLoader");this.loader.setAttribute("style","width:"+this.width+"px; height:"+this.height+"px; z-index:1000;");this.firstRun?this.descartesLoader=new a.DescartesLoader(this):this.initBuildApp()};a.DescartesApp.prototype.initBuildApp=function(){for(var d=
this.children,b=this.lessonParser,c=[],e=[],f=[],g=[],h=[],q=[],n,p=0,s=d.length;p<s;p++)if(n=d[p],"language"==babel[n.name]&&(this.language=n.value),"pleca"==n.name)n=b.parsePleca(n.value,this.width),this.container.insertBefore(n,this.loader),this.plecaHeight=n.imageHeight?n.imageHeight:n.offsetHeight;else if("Buttons"==babel[n.name])this.buttonsConfig=b.parseButtonsConfig(n.value);else if("decimal_symbol"==babel[n.name])this.decimal_symbol=n.value,this.decimal_symbol_regexp=RegExp("\\"+this.decimal_symbol,
"g");else if("version"==babel[n.name])this.version=parseInt(n.value);else if("language"==babel[n.name])this.language=n.value;else if("rtf"==n.name){var t=(this.width-780)/2,m=parseInt(this.height)-this.plecaHeight-this.buttonsConfig.height-45;g.push("space='descartesJS_scenario' type='text' expresion='[10,20]' background='yes' text='"+n.value.replace(/'/g,"&squot;")+"'");g.push("space='descartesJS_scenario' type='text' expresion='["+t+","+(m-25)+"]' background='yes' text='"+this.licenseA+"'");a.creativeCommonsLicense&&
g.push("space='descartesJS_scenario' type='image' expresion='["+(t+15)+","+m+"]' background='yes' abs_coord='yes' file='lib/DescartesCCLicense.png'")}else"E"==n.name.charAt(0)?(n.value.match(/'HTMLIFrame'/)&&this.numberOfIframes++,c.push(n.value)):"C"==n.name.charAt(0)&&"_"==n.name.charAt(1)?e.push(n.value):"A"==n.name.charAt(0)&&"_"==n.name.charAt(1)?f.push(n.value):"G"==n.name.charAt(0)?g.push(n.value):"S"==n.name.charAt(0)?h.push(n.value):"Animation"==babel[n.name]&&q.push(n.value);this.scenarioRegion=
{container:document.createElement("div"),scroll:0};this.scenarioRegion.container.setAttribute("id","descartesJS_Scenario_Region");this.scenarioRegion.scenarioSpace=this.lessonParser.parseSpace("tipo='R2' id='descartesJS_scenario' fondo='blanco' x='0' y='0' fijo='yes' red='no' red10='no' ejes='no' text='no' ancho='"+this.width+"' alto='"+this.height+"'");this.scenarioRegion.container.appendChild(this.scenarioRegion.scenarioSpace.container);this.arquimedes&&(this.container.appendChild(this.scenarioRegion.container),
this.spaces.push(this.scenarioRegion.scenarioSpace));p=0;for(s=c.length;p<s;p++)d=b.parseSpace(c[p]),this.arquimedes&&this.scenarioRegion.container.appendChild(d.container),this.spaces.push(d),this.zIndex++;p=0;for(s=g.length;p<s;p++)if(c=b.parseGraphic(g[p]))c.visible&&(this.editableRegionVisible=!0),c.space.addGraph(c);p=0;for(s=h.length;p<s;p++)(c=b.parse3DGraphic(h[p]))&&c.space.addGraph(c,!0);p=0;for(s=e.length;p<s;p++)this.controls.push(b.parseControl(e[p]));p=0;for(s=f.length;p<s;p++)b.parseAuxiliar(f[p]);
p=0;for(s=q.length;p<s;p++)this.animation=b.parseAnimation(q[p]);this.configRegions();this.updateAuxiliaries();this.updateAuxiliaries();p=0;for(s=this.controls.length;p<s;p++)this.controls[p].init();this.updateControls();this.updateSpaces(!0);var u=this;this.numberOfIframes?setTimeout(function(){u.finishInit()},300*this.numberOfIframes):this.finishInit()};a.DescartesApp.prototype.finishInit=function(){this.update();this.loader.style.display="none";window.parent!==window&&(this.parentContainer.style.margin=
"0px",this.parentContainer.style.padding="0px",window.parent.postMessage({type:"reportSize",href:window.location.href,width:this.width,height:this.height},"*"),window.parent.postMessage({type:"ready"},"*"),a.onResize());window.opener&&window.opener.postMessage({type:"isResizeNeeded",href:window.location.href},"*");this.externalSpace.init()};a.DescartesApp.prototype.adjustSize=function(){document.body.style.margin="0px";document.body.style.padding="0px";this.parentContainer.style.margin="0px";this.parentContainer.style.padding=
"0px";var d=parseInt(this.width)+30,b=parseInt(this.height)+90;window.moveTo((parseInt(screen.width)-d)/2,(parseInt(screen.height)-b)/2);window.resizeTo(d,b);a.onResize()};a.DescartesApp.prototype.adjustDimensions=function(){console.log("jiodjsaoidjaosi");var a,b,c;if(void 0==this.init_w||void 0==this.init_h)this.init_w=parseInt(this.container.style.width),this.init_h=parseInt(this.container.style.height);b=parseInt(this.parentContainer.offsetWidth);a=this.init_w;c=b/a;a>b?(this.parentContainer!=
document.body&&(this.parentContainer.style.height=this.init_h*c+"px"),this.percent=c,this.container.style.webkitTransform=this.container.style.MozTransform="scale("+c+")",this.container.style.webkitTransformOrigin=this.container.style.MozTransformOrigin="top left"):(this.parentContainer!=document.body&&(this.parentContainer.style.height="auto"),this.percent=1,this.container.style.webkitTransform=this.container.style.MozTransform="",this.container.style.webkitTransformOrigin=this.container.style.MozTransformOrigin=
"")};a.DescartesApp.prototype.configRegions=function(){var d=this.evaluator.parser,b=this.buttonsConfig,c=this.container;if(2!=this.version)var e="15",f=100,g=100,h=100,q=100;else e="14",f=63,g=50,h=44,q=53;var n=0,p=0,s=0,t=s=0,m=0,u=0,l=0,v=0,u=this.northSpace.controls,w=this.southSpace.controls,y=this.eastSpace.controls,C=this.westSpace.controls;if(0<b.rowsNorth||0<u.length||b.about||b.config){0>=b.rowsNorth?(n=b.height,b.rowsNorth=1):n=b.height*b.rowsNorth;m=this.northSpace.container;m.setAttribute("id",
"descartesJS_northRegion");m.setAttribute("style","width:"+c.width+"px; height:"+n+"px; background:#c0c0c0; position:absolute; left:0px; top: "+this.plecaHeight+"px; z-index:100;");c.insertBefore(m,this.loader);var m=c.width,B=0;b.about&&(B=f,m-=B);b.config&&(m-=g);for(var D=Math.ceil(u.length/b.rowsNorth),F=m/D,s=0,A=u.length;s<A;s++)u[s].expresion=d.parse("("+(B+s%D*F)+","+b.height*Math.floor(s/D)+","+F+","+b.height+")"),u[s].drawif=d.parse("1"),u[s].init();b.about&&(s="espa\u00f1ol"==this.language?
"cr\u00e9ditos":"english"==this.language?"about":"cr\u00e9ditos",s=new a.Button(this,{region:"north",name:s,font_size:d.parse(e),expresion:d.parse("(0, 0, "+f+", "+n+")")}),s.actionExec={execute:a.showAbout},s.update());b.config&&(new a.Button(this,{region:"north",name:"config",font_size:d.parse(e),action:"config",expresion:d.parse("("+(m+f)+", 0, "+g+", "+n+")")})).update()}if(0<b.rowsSouth||0<w.length||b.init||b.clear){0>=b.rowsSouth?(p=b.height,b.rowsSouth=1):p=b.height*b.rowsSouth;u=c.width;B=
0;b.init&&(B=h,u-=B);b.clear&&(u-=q);m=this.southSpace.container;m.setAttribute("id","descartesJS_southRegion");m.setAttribute("style","width:"+c.width+"px; height:"+p+"px; background:#c0c0c0; position:absolute; left: 0px; top:"+(c.height-p)+"px; z-index:100;");c.insertBefore(m,this.loader);D=Math.ceil(w.length/b.rowsSouth);F=u/D;s=0;for(A=w.length;s<A;s++)w[s].expresion=d.parse("("+(B+s%D*F)+","+b.height*Math.floor(s/D)+","+F+","+b.height+")"),w[s].drawif=d.parse("1"),w[s].init();b.init&&(s="espa\u00f1ol"==
this.language?"inicio":"english"==this.language?"init":"inicio",(new a.Button(this,{region:"south",name:s,font_size:d.parse(e),action:"init",expresion:d.parse("(0, 0, "+h+", "+p+")")})).update());b.clear&&(s="espa\u00f1ol"==this.language?"limpiar":"english"==this.language?"clear":"limpiar",(new a.Button(this,{region:"south",name:s,font_size:d.parse(e),action:"clear",expresion:d.parse("("+(u+h)+", 0, "+q+", "+p+")")})).update())}if(0<y.length)for(s=c.height-n-p,l=b.widthEast,m=this.eastSpace.container,
m.setAttribute("id","descartesJS_eastRegion"),m.setAttribute("style","width:"+l+"px; height:"+s+"px; background:#c0c0c0; position:absolute; left:"+(c.width-l)+"px; top:"+n+"px; z-index:100;"),c.insertBefore(m,this.loader),s=0,A=y.length;s<A;s++)y[s].expresion=d.parse("(0,"+b.height*s+","+l+","+b.height+")"),y[s].drawif=d.parse("1"),y[s].init();if(0<C.length)for(s=c.height-n-p,v=b.widthWest,m=this.westSpace.container,m.setAttribute("id","descartesJS_westRegion"),m.setAttribute("style","width: "+v+
"px; height: "+s+"px; background: #c0c0c0; position: absolute; left: 0px; top: "+n+"px; z-index: 100;"),c.insertBefore(m,this.loader),s=0,A=C.length;s<A;s++)C[s].expresion=d.parse("(0,"+b.height*s+","+v+","+b.height+")"),C[s].drawif=d.parse("1"),C[s].init();if(this.editableRegionVisible)for(t=b.height,m=this.editableRegion.container,m.setAttribute("id","descartesJS_editableRegion"),m.setAttribute("style","width:"+c.width+"px; height:"+t+"px; position:absolute; left:0px; top:"+(c.height-p-b.height)+
"px; z-index:100; background:#c0c0c0; overflow:hidden;"),c.insertBefore(m,this.loader),d=this.editableRegion.textFields,b=c.width/d.length,e=a.getFieldFontSize(t),s=0,A=d.length;s<A;s++)"div"==d[s].type?(m.appendChild(d[s].container),d[s].container.setAttribute("style","font-family: Arial, Helvetica, 'Droid Sans', Sans-serif; width: "+(b-4)+"px; height: "+t+"px; position: absolute; left: "+s*b+"px; top: 0px;"),f=d[s].container.firstChild,f.setAttribute("style","font-family: Arial, Helvetica, 'Droid Sans', Sans-serif; font-size: "+
e+"px; padding-top: 0%; background-color: #e0e4e8; position: absolute; left: 0px; top: 0px; height:"+t+"px; text-align: center; line-height: "+t+"px;"),g=f.offsetWidth,f.style.width=g+"px",f.firstChild.textContent=f.firstChild.textContent.substring(3,f.firstChild.textContent.length-3),d[s].container.lastChild.setAttribute("style","font-family:'Courier New', Courier, 'Droid Sans Mono', Monospace; font-size: "+e+"px; width:"+(b-g)+"px; height:"+t+"px; position:absolute; left:"+g+"px; top:0px; border:2px groove white;")):
(m.appendChild(d[s]),d[s].setAttribute("style","font-family:'Courier New', Courier, 'Droid Sans Mono', Monospace; font-size: "+e+"px; width:"+b+"px; height:"+t+"px; position:absolute; left:"+s*b+"px; top:0px; border:2px groove white;"));this.displaceRegionNorth=n;this.displaceRegionWest=v;c.width-=l;c.height=c.height-p-t;s=0;for(A=this.spaces.length;s<A;s++)this.spaces[s].init()};a.DescartesApp.prototype.update=function(){this.updateAuxiliaries();this.updateControls();this.updateEvents();this.updateSpaces()};
a.DescartesApp.prototype.clearClick=function(){for(var a=0,b=this.spaces.length;a<b;a++)this.spaces[a].clearClick()};a.DescartesApp.prototype.deactivateGraphiControls=function(){for(var a,b=0,c=this.controls.length;b<c;b++)a=this.controls[b],"graphic"==a.type&&a.deactivate()};a.DescartesApp.prototype.updateAuxiliaries=function(){for(var a=0,b=this.auxiliaries.length;a<b;a++)this.auxiliaries[a].update()};a.DescartesApp.prototype.updateEvents=function(){for(var a=0,b=this.events.length;a<b;a++)this.events[a].update()};
a.DescartesApp.prototype.updateControls=function(){for(var a=0,b=this.controls.length;a<b;a++)this.controls[a].update()};a.DescartesApp.prototype.updateSpaces=function(a){for(var b=0,c=this.spaces.length;b<c;b++)this.spaces[b].update(a)};a.DescartesApp.prototype.clear=function(){for(var a=0,b=this.spaces.length;a<b;a++)this.spaces[a].spaceChange=!0,this.spaces[a].drawBackground&&this.spaces[a].drawBackground()};a.DescartesApp.prototype.play=function(){this.animation&&this.animation.play()};a.DescartesApp.prototype.stop=
function(){this.animation&&this.animation.stop()};a.DescartesApp.prototype.reinitAnimation=function(){this.animation&&this.animation.play()};a.DescartesApp.prototype.stopAudios=function(){this.stop();for(var a in this.audios)this.audios.hasOwnProperty(a)&&this.audios[a].pause&&(this.audios[a].pause(),this.audios[a].currentTime=0)};a.DescartesApp.prototype.getImage=function(a){var b=this.images;if(a)return b[a]||(b[a]=new Image,b[a].addEventListener("load",function(){this.ready=1}),b[a].addEventListener("error",
function(){this.errorload=1}),b[a].src=a),b[a]};a.DescartesApp.prototype.getAudio=function(a){var b=this.audios;if(a){if(!b[a]){var c=a.lastIndexOf("."),c=-1===c?a.lenght:c;a.substring(0,c);b[a]=new Audio(a);var e=function(a){this.ready=1};b[a].addEventListener("canplaythrough",e);var f=function(c){this.canPlayType("audio/"+a.substring(a.length-3))||"mp3"!=a.substring(a.length-3)?(console.log("El archivo '"+a+"' no puede ser reproducido"),this.errorload=1):(b[a]=new Audio(a.replace("mp3","ogg")),
b[a].addEventListener("canplaythrough",e),b[a].addEventListener("load",e),b[a].addEventListener("error",f),b[a].load())};b[a].addEventListener("error",f);b[a].play();setTimeout(function(){b[a].pause()},15)}return b[a]}return new Audio};a.DescartesApp.prototype.getControlByCId=function(a){for(var b,c=0,e=this.controls.length;c<e;c++)if(b=this.controls[c],b.cID==a)return b;return{update:function(){},w:0}};a.DescartesApp.prototype.getControlById=function(a){for(var b,c=0,e=this.controls.length;c<e;c++)if(b=
this.controls[c],b.id==a)return b;return{update:function(){}}};a.DescartesApp.prototype.getSpaceByCId=function(a){for(var b,c=0,e=this.spaces.length;c<e;c++)if(b=this.spaces[c],b.cID==a)return b;return{update:function(){},w:0}};a.DescartesApp.prototype.getSpaceById=function(a){for(var b,c=0,e=this.spaces.length;c<e;c++)if(b=this.spaces[c],b.id==a)return b;return{update:function(){},w:0}};var g;a.DescartesApp.prototype.getState=function(){var a,b="",c=this.evaluator.variables,g;for(g in c)c.hasOwnProperty(g)&&
(a=c[g],"string"==typeof a&&(a="'"+a+"'"),void 0!=a&&"rnd"!=g&&"pi"!=g&&"e"!=g&&"Infinity"!=g&&"-Infinity"!=g&&"object"!=typeof a&&(b=""!=b?b+"\n"+g+"="+a:g+"="+a));var c=this.evaluator.vectors,f;for(f in c)c.hasOwnProperty(f)&&(a=c[f],b=b+"\n"+f+"="+e(a));f=this.evaluator.matrices;for(var r in f)f.hasOwnProperty(r)&&(a=f[r],b=b+"\n"+r+"="+e(a));return b};a.DescartesApp.prototype.setState=function(a,b){for(var c=a.split("\n"),e,f,g=0,h=c.length;g<h;g++)e=c[g].split("="),2<=e.length&&(f=eval(e[1]),
-1!=e[1].indexOf("[[")?(this.evaluator.matrices[e[0]]=f,this.evaluator.matrices[e[0]].rows=f.length,this.evaluator.matrices[e[0]].cols=f[0].length):-1!=e[1].indexOf("[")?(this.evaluator.vectors[e[0]]=f,this.evaluator.variables[e[0]+".long"]=f.length):this.evaluator.variables[e[0]]=f);b||this.update()};a.DescartesApp.prototype.getEvaluation=function(){for(var a=0,b=0,c="",e=0,f=this.controls.length;e<f;e++)"textfield"==this.controls[e].gui&&this.controls[e].evaluate&&(a++,b+=this.controls[e].ok,this.controls[e].value=
""==this.controls[e].value?"''":this.controls[e].value,c+=" \\n "+this.controls[e].id+"="+this.controls[e].value+"|"+this.controls[e].ok);return"questions="+a+" \\n correct="+b+" \\n wrong="+(a-b)+c};a.DescartesApp.prototype.showSolution=function(){for(var a=this.controls,b=0,c=a.length;b<c;b++)"textfield"==a[b].gui&&a[b].evaluate&&a[b].changeValue(a[b].getFirstAnswer());this.update()};a.DescartesApp.prototype.showAnswer=function(){for(var a=0,b=this.saveState.length;a<b;a++)this.evaluator.evalExpression(this.saveState[a]);
this.update()};return a}(descartesJS||{}),descartesJS=function(a){function e(){var a=document.getElementById("StyleDescartesApps");a&&a.parentNode.removeChild(a);a=document.createElement("style");a.id="StyleDescartesApps";a.type="text/css";a.setAttribute("rel","stylesheet");a.innerHTML="applet.DescartesJS {display:none;} applet {display:none;} ajs.DescartesJS {display:none;} ajs {display:none;}";document.head.appendChild(a)}function g(d){a.getFeatures();if(a.hasCanvasSupport){window.scrollTo(0,10);
d=document.getElementsByTagName("*");for(var b=[],c=0,e=d.length;c<e;c++)"DescartesAppContainer"==d[c].className&&b.push(d[c]);c=0;for(e=b.length;c<e;c++)b[c].parentNode.removeChild(b[c]);b=document.getElementsByTagName("applet");c=document.getElementsByTagName("ajs");d=[];for(var f=0,g=b.length;f<g;f++)e=b[f],(e.getAttribute("code").match("DescartesJS")||e.getAttribute("code").match("descinst.DescartesWeb2_0.class")||e.getAttribute("code").match("Descartes")||e.getAttribute("code").match("Arquimedes")||
e.getAttribute("code").match("Discurso"))&&d.push(e);f=0;for(g=c.length;f<g;f++)e=c[f],(e.getAttribute("code").match("DescartesJS")||e.getAttribute("code").match("descinst.DescartesWeb2_0.class")||e.getAttribute("code").match("Descartes")||e.getAttribute("code").match("Arquimedes")||e.getAttribute("code").match("Discurso"))&&d.push(e);b=0;for(c=d.length;b<c;b++)a.apps.push(new a.DescartesApp(d[b])),d[b].className="DescartesJS";window.addEventListener("resize",a.onResize);window.scrollTo(0,2);document.body.setAttribute("tabIndex",
1E6)}else document.getElementById("StyleDescartesApps").innerHTML="applet.DescartesJS {display:block;} applet {display:block;} ajs.DescartesJS {display:block;} ajs {display:block;}"}if(a.loadLib)return a;a.apps=[];a.getDescartesApps=function(){return a.apps};window.hasOwnProperty("debugDescartesJS")&&debugDescartesJS||e();a.onResize=function(d){for(var b=0,c=a.apps.length;b<c;b++){d=a.apps[b].spaces;for(var e=0,f=d.length;e<f;e++)d[e].findOffset()}};a.receiveMessage=function(d){if(0<a.apps.length){var b=
d.data;if(b)if("set"===b.type)"string"==typeof b.value||"number"==typeof b.value?a.apps[0].evaluator.setVariable(b.name,b.value):b.value&&void 0!=b.value.rows?a.apps[0].evaluator.matrices[b.name]=b.value:a.apps[0].evaluator.vectors[b.name]=b.value;else if("update"===b.type)a.apps[0].update();else if("exec"===b.type){d=a.apps[0].evaluator.getFunction(b.name);var c=[];""!==b.value&&(c=b.value.toString().split(","));d&&d.apply(a.apps[0].evaluator,c)}else"isResizeNeeded"===b.type?d.source.postMessage({type:"doResize"},
"*"):"doResize"===b.type&&0<a.apps.length&&a.apps[0].adjustSize()}};void 0==a.loadLib&&(a.loadLib=!0,window.addEventListener("load",g),window.addEventListener("message",a.receiveMessage));return a}(descartesJS||{});
