texmath-0.12.5: test/reader/mml/mfrac3.test

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

<math xmlns="http://www.w3.org/1998/Math/MathML">
  <mfrac linethickness="2">
    <mfrac>
      <mi>a</mi> 
      <mi>b</mi> 
    </mfrac> 
    <mfrac>
      <mi>c</mi> 
      <mi>d</mi> 
    </mfrac> 
  </mfrac> </math>
>>> native
[ EFraction
    NormalFrac
    (EFraction NormalFrac (EIdentifier "a") (EIdentifier "b"))
    (EFraction NormalFrac (EIdentifier "c") (EIdentifier "d"))
]