mfracZcomp-22

Fairly comprehensive test of many mfrac properties

W3C sample	WIRIS
	$\text{Inline, styles auto, display and text }\frac{1}{2}-{\displaystyle \frac{1}{2}}+\frac{1.23456}{7890}\text{, the rendering should be script-size, normal-size and script-size in this example. Fraction lines should align vertically with the math axis.}$

<math xmlns="http://www.w3.org/1998/Math/MathML">
  <mtext>Inline, styles auto, display and text </mtext>
  <mstyle displaystyle="false" scriptlevel="0">
    <mrow>
      <mfrac>
        <mn>1</mn>
        <mn>2</mn>
      </mfrac>
      <mo form="infix">-</mo>
      <mrow>
        <mstyle displaystyle="true" scriptlevel="0">
          <mfrac>
            <mn>1</mn>
            <mn>2</mn>
          </mfrac>
        </mstyle>
      </mrow>
      <mo form="infix">+</mo>
      <mrow>
        <mstyle displaystyle="false" scriptlevel="0">
          <mfrac>
            <mn>1.23456</mn>
            <mn>7890</mn>
          </mfrac>
        </mstyle>
      </mrow>
    </mrow>
  </mstyle>
  <mtext>, the rendering should be script-size, normal-size and script-size in this example. Fraction lines should align vertically with the math axis.</mtext>
</math>

Author: Mackichan