texmath-0.12.5: test/writer/mml/mtable-10.test

<<< native
[ EArray
    [ AlignCenter , AlignCenter , AlignCenter ]
    [ [ [ EUnder
            False (EIdentifier "HT") (EPhantom (EText TextNormal "fail"))
        ]
      , [ ESymbol Rel "=" ]
      , [ EIdentifier "TH" ]
      ]
    ]
]
>>> mml
<?xml version='1.0' ?>
<math display="block" xmlns="http://www.w3.org/1998/Math/MathML">
  <mtable>
    <mtr>
      <mtd columnalign="center">
        <munder>
          <mi>HT</mi>
          <mphantom>
            <mtext mathvariant="normal">fail</mtext>
          </mphantom>
        </munder>
      </mtd>
      <mtd columnalign="center">
        <mo>=</mo>
      </mtd>
      <mtd columnalign="center">
        <mi>TH</mi>
      </mtd>
    </mtr>
  </mtable>
</math>