Rendering issue with infix notation

[pkra]

Sample via Benetech

<math xmlns:mml="http://www.w3.org/1998/Math/MathML" mode="display" overflow="scroll">
          <mml:mrow>
            <mml:mfrac>
              <mml:mrow>
                <mml:mi>d</mml:mi>

                <mml:mi>x</mml:mi>
              </mml:mrow>

              <mml:mrow>
                <mml:mi>d</mml:mi>

                <mml:mi>θ</mml:mi>
              </mml:mrow>
            </mml:mfrac>

            <mml:mo>=</mml:mo>

            <mml:mfrac>
              <mml:mi>β</mml:mi>

              <mml:mrow>
                <mml:msup>
                  <mml:mo form="prefix">cos</mml:mo>

                  <mml:mn>2</mml:mn>
                </mml:msup>

                <mml:mi>θ</mml:mi>
              </mml:mrow>
            </mml:mfrac>
          </mml:mrow>
        </mml:math>

Sample Rendering:

Since this doesn't happen on in core MathJax, it seems like a mathjax-node bug.

[pkra]

Should be fixed after mathjax/MathJax#1040

[pkra]

Fixed after update to MathJax 2.5.

[pkra]

I tried this on a fresh develop branch and now get an error :-(

file:///tmp/MathJax-node/node_modules/MathJax/unpacked/MathJax.js:2353
        error.oncontextmenu = MathJax.Extension.MathEvents.Event.Menu;
                                                          ^
TypeError: Cannot read property 'Event' of undefined
    at file:///tmp/MathJax-node/node_modules/MathJax/unpacked/MathJax.js:2353:59
    at Function.CALLBACK.execute (file:///tmp/MathJax-node/node_modules/MathJax/unpacked/MathJax.js:236:26)
    at cb (file:///tmp/MathJax-node/node_modules/MathJax/unpacked/MathJax.js:218:59)
    at Object.BASE.Ajax.Require (file:///tmp/MathJax-node/node_modules/MathJax/unpacked/MathJax.js:725:9)
    at Object.MathJax.Hub.formatError (file:///tmp/MathJax-node/node_modules/MathJax/unpacked/MathJax.js:2352:20)
    at Object.MathJax.Hub.processError (file:///tmp/MathJax-node/node_modules/MathJax/unpacked/MathJax.js:2322:12)
    at Object.MathJax.Hub.processOutput (file:///tmp/MathJax-node/node_modules/MathJax/unpacked/MathJax.js:2300:32)
    at Function.CALLBACK.execute (file:///tmp/MathJax-node/node_modules/MathJax/unpacked/MathJax.js:236:26)
    at cb (file:///tmp/MathJax-node/node_modules/MathJax/unpacked/MathJax.js:218:59)
    at BASE.Object.Subclass.Process (file:///tmp/MathJax-node/node_modules/MathJax/unpacked/MathJax.js:488:38)

[pkra]

closing this again in favor of #85

[dpvc]

This should be resolved by commit 0b4b10f listed above.