Aron,<div><br></div><div>I don&#39;t think this is necessary. You should be able to get the unique element using:</div><div><br></div><div>`this.element.get(0);`</div><div><br></div><div>The `element` attribute is the jquery object for the cell and `get(0)` returns the actual underlying DOM element for it.</div>
<div><br></div><div>Cheers,</div><div><br></div><div>Brian<br><br><div class="gmail_quote">On Mon, Oct 29, 2012 at 1:59 PM, Aron Ahmadia <span dir="ltr">&lt;<a href="mailto:aron@ahmadia.net" target="_blank">aron@ahmadia.net</a>&gt;</span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi Developers,<div><br></div><div>While fixing the code for MathJax rendering that I broke earlier this week, I came across the need to address a specific element in the DOM:</div>
<div><br></div><div><a href="http://docs.mathjax.org/en/latest/typeset.html" target="_blank">http://docs.mathjax.org/en/latest/typeset.html</a></div>
<div><br></div><div>I know there has been some work attaching unique ids to cells in the code in the past, but there didn&#39;t seem to be any obvious functionality currently implemented in Cells for this.  You&#39;ll notice that the pull request I just updated here: <a href="https://github.com/ipython/ipython/pull/2517" target="_blank">https://github.com/ipython/ipython/pull/2517</a> adds the following code to textcell.js:</div>

<div><br></div><div><table style="margin:0px;padding:0px;border:0px;border-collapse:collapse;border-spacing:0px;font:inherit;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace;line-height:1.4;width:918px;color:rgb(51,51,51);text-align:start">

<tbody style="margin:0px;padding:0px;border:0px"><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);text-decoration:underline;background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

..</td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
...</td><td style="margin:0px;padding:0px;border:0px;color:rgb(153,153,153);background-color:rgb(255,255,204);width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
@@ -39,9 +39,11 @@ var IPython = (function (IPython) {</pre></td></tr><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

39</td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
39</td><td style="margin:0px;padding:0px;border:0px;width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
             extraKeys: {&quot;Tab&quot;: &quot;indentMore&quot;,&quot;Shift-Tab&quot; : &quot;indentLess&quot;},</pre></td></tr><tr style="margin:0px;padding:0px;border:0px">
<td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
40</td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
40</td><td style="margin:0px;padding:0px;border:0px;width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
             onKeyEvent: $.proxy(this.handle_codemirror_keyevent,this)</pre></td></tr><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

41</td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
41</td><td style="margin:0px;padding:0px;border:0px;width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
         });</pre></td></tr><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

 </td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
42</td><td style="margin:0px;padding:0px;border:0px;color:rgb(0,0,0);background-color:rgb(221,255,221);width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
+        this.cell_id = IPython.utils.uuid();</pre></td></tr><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

42</td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
43</td><td style="margin:0px;padding:0px;border:0px;width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
         // The tabindex=-1 makes this div focusable.</pre></td></tr><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

 </td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
44</td><td style="margin:0px;padding:0px;border:0px;color:rgb(0,0,0);background-color:rgb(221,255,221);width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
+        // id is a unique cell_id necessary for updating MathJax intelligently</pre></td></tr><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

43</td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
45</td><td style="margin:0px;padding:0px;border:0px;width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
         var render_area = $(&#39;&lt;div/&gt;&#39;).addClass(&#39;text_cell_render border-box-sizing&#39;).</pre></td></tr><tr style="margin:0px;padding:0px;border:0px">
<td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
44</td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
 </td><td style="margin:0px;padding:0px;border:0px;color:rgb(0,0,0);background-color:rgb(255,221,221);width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
-            addClass(&#39;rendered_html&#39;).attr(&#39;tabindex&#39;,&#39;-1&#39;)<span style="margin:0px;padding:0px;border:0px;background-color:rgb(255,170,170)"></span>;</pre></td></tr><tr style="margin:0px;padding:0px;border:0px">

<td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
 </td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
46</td><td style="margin:0px;padding:0px;border:0px;color:rgb(0,0,0);background-color:rgb(221,255,221);width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
+            addClass(&#39;rendered_html&#39;).attr(&#39;tabindex&#39;,&#39;-1&#39;)<span style="margin:0px;padding:0px;border:0px;background-color:rgb(170,255,170)">.attr(&#39;id&#39;,this.cell_id)</span>;</pre>
</td></tr><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

45</td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
47</td><td style="margin:0px;padding:0px;border:0px;width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
         cell.append(input_area).append(render_area);</pre></td></tr><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

46</td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
48</td><td style="margin:0px;padding:0px;border:0px;width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
         this.element = cell;</pre></td></tr><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

47</td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
49</td><td style="margin:0px;padding:0px;border:0px;width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
     };</pre></td></tr></tbody></table></div><div><br></div><div>What I&#39;m doing here is first calling into IPython.utils.uuid() to generate a cell_id (The one from the Cell prototype appears to be broken/unused?), then adding that as an id to the </div>

<div>rendered html div.</div><div><br></div><div>Then later, I can grab this id when I need to update the math:</div><div><br></div><div><table style="margin:0px;padding:0px;border:0px;border-collapse:collapse;border-spacing:0px;font:inherit;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace;line-height:1.4;width:918px;color:rgb(51,51,51);text-align:start">

<tbody style="margin:0px;padding:0px;border:0px"><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

<br> </td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
82</td><td style="margin:0px;padding:0px;border:0px;color:rgb(0,0,0);background-color:rgb(221,255,221);width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
+    TextCell.prototype.typeset = function () {</pre></td></tr><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

 </td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
83</td><td style="margin:0px;padding:0px;border:0px;color:rgb(0,0,0);background-color:rgb(221,255,221);width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
+        if (window.MathJax){</pre></td></tr><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

 </td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
84</td><td style="margin:0px;padding:0px;border:0px;color:rgb(0,0,0);background-color:rgb(221,255,221);width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
+            var cell_math = document.getElementById(this.cell_id);</pre></td></tr><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

 </td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
85</td><td style="margin:0px;padding:0px;border:0px;color:rgb(0,0,0);background-color:rgb(221,255,221);width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
+            MathJax.Hub.Queue([&quot;Typeset&quot;,MathJax.Hub,cell_math]);</pre></td></tr><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

 </td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
86</td><td style="margin:0px;padding:0px;border:0px;color:rgb(0,0,0);background-color:rgb(221,255,221);width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
+        }</pre></td></tr><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

 </td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
87</td><td style="margin:0px;padding:0px;border:0px;color:rgb(0,0,0);background-color:rgb(221,255,221);width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
+    };</pre></td></tr><tr style="margin:0px;padding:0px;border:0px"><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">

 </td><td style="margin:0px;padding:0px 6px;border-width:0px 1px 0px 0px;border-right-style:solid;border-right-color:rgb(221,221,221);background-color:rgb(236,236,236);color:rgb(170,170,170);text-align:right">
88</td><td style="margin:0px;padding:0px;border:0px;color:rgb(0,0,0);background-color:rgb(255,255,204);width:850px"><b style="padding:0px;border:0px;font-weight:normal;font-family:&#39;Octicons Regular&#39;;display:inline-block;line-height:1;font-size:16px;width:25px;min-height:16px;color:rgb(65,131,196)"></b><pre style="margin-top:0px;margin-bottom:0px;padding:0px 0px 0px 10px;border:0px;font-size:12px;font-family:Consolas,&#39;Liberation Mono&#39;,Courier,monospace">
+</pre></td></tr></tbody></table><br></div><div>This really speeds up MathJax rendering considerably, so I think it&#39;s worth doing, but I feel like I&#39;m really nosing into code I don&#39;t understand well, so it would be good to hear feedback if there are opinions on this.</div>
<span class="HOEnZb"><font color="#888888">
<div><br></div><div>A</div>
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<br></blockquote></div><br><br clear="all"><div><br></div>-- <br>Brian E. Granger<br>Cal Poly State University, San Luis Obispo<br><a href="mailto:bgranger@calpoly.edu" target="_blank">bgranger@calpoly.edu</a> and <a href="mailto:ellisonbg@gmail.com" target="_blank">ellisonbg@gmail.com</a><br>
<br>
</div>