passed

abs1

keyboard abs

W3C sample	WIRIS
	$\| x \|$

<math xmlns="http://www.w3.org/1998/Math/MathML">
  <mo>|</mo>
  <mi>x</mi>
  <mo>|</mo>
</math>

Author: Design Science, Inc. (E. Cannon, E. Tabacman, R.Miner)