msup1.test

<<< mml
<?xml version="1.0" encoding="UTF-8"?>

<math xmlns="http://www.w3.org/1998/Math/MathML">
  <msup>
    <mrow>
      <mi>x</mi> 
      <malignmark edge="right"></malignmark> 
    </mrow> 
    <mn>2</mn> 
  </msup> </math>
>>> native
[ ESuper (EIdentifier "x") (ENumber "2") ]