transpose of A
<math xmlns="http://www.w3.org/1998/Math/MathML">
<apply>
<csymbol cd="linalg1">transpose</csymbol>
<semantics>
<ci>A</ci>
<annotation-xml cd="mathmltypes" name="type" encoding="MathML-Content">
<ci>matrix</ci>
</annotation-xml>
</semantics>
</apply>
</math>
Author: MathML 2 Recommendation