mtable-08.test

<<< native
[ EArray
    [ AlignCenter ]
    [ [ [ EGrouped
            [ EPhantom (EText TextNormal "fail")
            , EIdentifier "H"
            , EPhantom (EText TextNormal "fail")
            ]
        ]
      ]
    , [ [ EIdentifier "T" ] ]
    , [ [ EIdentifier "U" ] ]
    ]
, ESymbol Rel "="
, EArray
    [ AlignCenter ]
    [ [ [ EIdentifier "H" ] ]
    , [ [ EIdentifier "T" ] ]
    , [ [ EGrouped
            [ EPhantom (EText TextNormal "fail")
            , EIdentifier "U"
            , EPhantom (EText TextNormal "fail")
            ]
        ]
      ]
    ]
]
>>> mml
<?xml version='1.0' ?>
<math display="block" xmlns="http://www.w3.org/1998/Math/MathML">
  <mrow>
    <mtable>
      <mtr>
        <mtd columnalign="center" style="text-align: center">
          <mrow>
            <mphantom>
              <mtext mathvariant="normal">fail</mtext>
            </mphantom>
            <mi>H</mi>
            <mphantom>
              <mtext mathvariant="normal">fail</mtext>
            </mphantom>
          </mrow>
        </mtd>
      </mtr>
      <mtr>
        <mtd columnalign="center" style="text-align: center">
          <mi>T</mi>
        </mtd>
      </mtr>
      <mtr>
        <mtd columnalign="center" style="text-align: center">
          <mi>U</mi>
        </mtd>
      </mtr>
    </mtable>
    <mo>=</mo>
    <mtable>
      <mtr>
        <mtd columnalign="center" style="text-align: center">
          <mi>H</mi>
        </mtd>
      </mtr>
      <mtr>
        <mtd columnalign="center" style="text-align: center">
          <mi>T</mi>
        </mtd>
      </mtr>
      <mtr>
        <mtd columnalign="center" style="text-align: center">
          <mrow>
            <mphantom>
              <mtext mathvariant="normal">fail</mtext>
            </mphantom>
            <mi>U</mi>
            <mphantom>
              <mtext mathvariant="normal">fail</mtext>
            </mphantom>
          </mrow>
        </mtd>
      </mtr>
    </mtable>
  </mrow>
</math>