mtableBsize2

Testing stretchy characters in table with spaces.

W3C sample	WIRIS
	$\begin{array}{ccc}H& \to & G\\ \downarrow & & \downarrow \\ K& \to & L\end{array}$

<math xmlns="http://www.w3.org/1998/Math/MathML">
  <mtable equalrows="false" equalcolumns="false">
    <mtr>
      <mtd>
        <mi>H</mi>
      </mtd>
      <mtd>
        <mo>&#x2192;</mo>
      </mtd>
      <mtd>
        <mi>G</mi>
      </mtd>
    </mtr>
    <mtr>
      <mtd>
        <mo>&#x2193;</mo>
      </mtd>
      <mtd>
        <mspace height="2em" width="3em"/>
      </mtd>
      <mtd>
        <mo>&#x2193;</mo>
      </mtd>
    </mtr>
    <mtr>
      <mtd>
        <mi>K</mi>
      </mtd>
      <mtd>
        <mo>&#x2192;</mo>
      </mtd>
      <mtd>
        <mi>L</mi>
      </mtd>
    </mtr>
  </mtable>
</math>

Author: Design Science, Inc. (D. Doyle, R. Miner)