texmath-0.6.7: tests/src/munder-01.mml
<?xml version="1.0" encoding="UTF-8"?>
<math xmlns="http://www.w3.org/1998/Math/MathML" display="block"> <munder> <mi mathvariant="normal">BASE</mi> <mi mathvariant="normal">under</mi> </munder> <mo>=</mo> <munder> <mrow> <munder> <mi mathvariant="normal">BASE</mi> <mi mathvariant="normal">under</mi> </munder> </mrow> <mphantom> <mi mathvariant="normal">under</mi>
</mphantom> </munder> </math>