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commit 6a7ac1740f5b939bcd6a8a1297c17f7bfa223555
parent 3cdcd73b01a0a3407586934e3fb63f06d35bc9c3
Author: Davide P. Cervone <dpvc@union.edu>
Date:   Wed,  2 Dec 2015 15:21:24 -0500

Copy empty Presentation MathML elements verbatim rather than inserting <mi> with the name of the element, as neede for Content MathML.  Resolves issue #1323.

Diffstat:
M
unpacked/extensions/MathML/content-mathml.js
 | 
11
+++++++++--

1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/unpacked/extensions/MathML/content-mathml.js b/unpacked/extensions/MathML/content-mathml.js
@@ -66,7 +66,7 @@ MathJax.Extension["MathML/content-mathml"] = (function(HUB) {
       /* mathvariant to use with corresponding <ci> type attribute */
       cistyles: {
         vector: 'bold-italic',
-      matrix: 'bold-upright'
+        matrix: 'bold-upright'
       },
 
       /* Symbol names to translate to characters
@@ -208,7 +208,12 @@ MathJax.Extension["MathML/content-mathml"] = (function(HUB) {
         if (CToP.tokens[contentMMLNode.nodeName]) {
           CToP.tokens[contentMMLNode.nodeName](parentNode,contentMMLNode,precedence);
         } else if (contentMMLNode.childNodes.length === 0) {
-          CToP.appendToken(parentNode,'mi',contentMMLNode.nodeName);
+          var mml = CToP.MML[contentMMLNode.nodeName];
+          if (mml && mml.isa && mml.isa(CToP.mbase)) {
+            parentNode.appendChild(CToP.cloneNode(contentMMLNode));
+          } else {
+            CToP.appendToken(parentNode,'mi',contentMMLNode.nodeName);
+          }
         } else {
           var clonedChild = CToP.cloneNode(contentMMLNode);
           parentNode.appendChild(clonedChild);
@@ -1712,6 +1717,8 @@ MathJax.Hub.Register.StartupHook("MathML Jax Ready",function () {
   var MATHML = MathJax.InputJax.MathML;
 
   var CToP = MathJax.Extension["MathML/content-mathml"];
+  CToP.mbase = MathJax.ElementJax.mml.mbase;
+  CToP.MML = MathJax.ElementJax.mml;
 
   MATHML.DOMfilterHooks.Add(function (data) {
     data.math = CToP.transformElement(data.math);