mactionBtooltip1.test

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

<math xmlns="http://www.w3.org/1998/Math/MathML">
  <maction actiontype="tooltip">
    <mfrac>
      <mi>y</mi> 
      <mi>x</mi> 
    </mfrac> 
    <mtext>Divide y by x</mtext> 
  </maction> </math>
>>> native
[ EFraction NormalFrac (EIdentifier "y") (EIdentifier "x") ]