mfrac-05.test

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

<math xmlns="http://www.w3.org/1998/Math/MathML" display="block">  <mfrac>    <mn>1</mn>     <mn>42</mn>   </mfrac>   <mo>=</mo>   <mfrac linethickness="1">    <mn>1</mn>     <mn>42</mn>   </mfrac> </math>
>>> native
[ EFraction NormalFrac (ENumber "1") (ENumber "42")
, ESymbol Rel "="
, EFraction NormalFrac (ENumber "1") (ENumber "42")
]