texmath-0.13.1.2: test/writer/mml/msupSadvance1.test

<<< native
[ ESuper (EIdentifier "H") (ENumber "2")
, ESymbol Bin "+"
, ESuper (EIdentifier "\8459") (ENumber "2")
]
>>> mml
<?xml version='1.0' ?>
<math display="block" xmlns="http://www.w3.org/1998/Math/MathML">
  <mrow>
    <msup>
      <mi>H</mi>
      <mn>2</mn>
    </msup>
    <mo>+</mo>
    <msup>
      <mi>ℋ</mi>
      <mn>2</mn>
    </msup>
  </mrow>
</math>