passed

mfencedAempty

Test of empty attributes in mfenced tag

W3C sample	WIRIS
	$x y$

<math xmlns="http://www.w3.org/1998/Math/MathML">
  <mfenced separators="" open="" close=" ">
    <mi>x</mi>
    <mi>y</mi>
  </mfenced>
</math>

Author: Design Science, Inc (D. Doyle)