Allowed parents
            m:annotation-xml, 
               m:ci, 
               m:cn, 
               m:csymbol, 
               m:maction, 
               m:math, 
               m:menclose, 
               m:merror, 
               m:mfenced, 
               m:mfrac, 
               m:mlongdiv, 
               m:mmultiscripts, 
               m:mover, 
               m:mpadded, 
               m:mphantom, 
               m:mroot, 
               m:mrow, 
               m:mscarries, 
               m:mscarry, 
               m:msgroup, 
               m:msqrt, 
               m:msrow, 
               m:mstack, 
               m:mstyle, 
               m:msub, 
               m:msubsup, 
               m:msup, 
               m:mtd, 
               m:munder, 
               m:munderover and 
               m:semantics
               
            
            Allowed children
            This element must not contain text.
            
            This element may contain the following children: m:maction, 
               m:maligngroup, 
               m:malignmark, 
               m:menclose, 
               m:merror, 
               m:mfenced, 
               m:mfrac, 
               m:mi, 
               m:mlongdiv, 
               m:mmultiscripts, 
               m:mn, 
               m:mo, 
               m:mover, 
               m:mpadded, 
               m:mphantom, 
               m:mroot, 
               m:mrow, 
               m:ms, 
               m:mspace, 
               m:msqrt, 
               m:mstack, 
               m:mstyle, 
               m:msub, 
               m:msubsup, 
               m:msup, 
               m:mtable, 
               m:mtext, 
               m:munder, 
               m:munderover and 
               m:semantics
               
            
            Content model
            
               optional attributes: 
@accent, 
                  
@accentunder, 
                  
@align, 
                  
@alignmentscope, 
                  
@bevelled, 
                  
@charalign, 
                  
@charspacing, 
                  
@close, 
                  
@columnalign, 
                  
@columnlines, 
                  
@columnspacing, 
                  
@columnspan, 
                  
@columnwidth, 
                  
@crossout, 
                  
@decimalpoint, 
                  
@denomalign, 
                  
@depth, 
                  
@dir, 
                  
@displaystyle, 
                  
@edge, 
                  
@equalcolumns, 
                  
@equalrows, 
                  
@fence, 
                  
@form, 
                  
@frame, 
                  
@framespacing, 
                  
@groupalign, 
                  
@height, 
                  
@indentalign, 
                  
@indentalignfirst, 
                  
@indentalignlast, 
                  
@indentshift, 
                  
@indentshiftfirst, 
                  
@indentshiftlast, 
                  
@indenttarget, 
                  
@infixlinebreakstyle, 
                  
@largeop, 
                  
@leftoverhang, 
                  
@length, 
                  
@linebreak, 
                  
@linebreakmultchar, 
                  
@linebreakstyle, 
                  
@lineleading, 
                  
@linethickness, 
                  
@location, 
                  
@longdivstyle, 
                  
@lquote, 
                  
@lspace, 
                  
@mathbackground, 
                  
@mathcolor, 
                  
@mathsize, 
                  
@mathvariant, 
                  
@maxsize, 
                  
@minlabelspacing, 
                  
@minsize, 
                  
@movablelimits, 
                  
@mslinethickness, 
                  
@notation, 
                  
@numalign, 
                  
@open, 
                  
@position, 
                  
@rightoverhang, 
                  
@rowalign, 
                  
@rowlines, 
                  
@rowspacing, 
                  
@rowspan, 
                  
@rquote, 
                  
@rspace, 
                  
@scriptlevel, 
                  
@scriptminsize, 
                  
@scriptsizemultiplier, 
                  
@selection, 
                  
@separator, 
                  
@separators, 
                  
@shift, 
                  
@side, 
                  
@stackalign, 
                  
@stretchy, 
                  
@subscriptshift, 
                  
@superscriptshift, 
                  
@symmetric, 
                  
@valign, 
                  
@width, 
                  
@xml:base and 
                  
@xml:space 
               zero or more of 
                  
                  any of the 30 elements: 
m:maction, 
m:maligngroup, 
m:malignmark, 
m:menclose, 
m:merror, 
m:mfenced, 
m:mfrac, 
m:mi, 
m:mlongdiv, 
m:mmultiscripts, 
m:mn, 
m:mo, 
m:mover, 
m:mpadded, 
m:mphantom, 
m:mroot, 
m:mrow, 
m:ms, 
m:mspace, 
m:msqrt, 
m:mstack, 
m:mstyle, 
m:msub, 
m:msubsup, 
m:msup, 
m:mtable, 
m:mtext, 
m:munder, 
m:munderover and 
m:semantics 
                  
                
             
            Namespace
            http://www.w3.org/1998/Math/MathML