mrootB1

This example is a basic test of <mroot> with various sizes of arguments.

W3C sample	WIRIS
	$\sqrt[x-3]{3}+\sqrt[x]{3}+\sqrt[\frac{3}{2}]{\frac{\sqrt[3]{3x}}{x-3}}$

<math xmlns="http://www.w3.org/1998/Math/MathML">
  <mrow>
    <mroot>
      <mn>3</mn>
      <mrow>
        <mi>x</mi>
        <mo>-</mo>
        <mn>3</mn>
      </mrow>
    </mroot>
    <mo>+</mo>
    <mroot>
      <mn>3</mn>
      <mi>x</mi>
    </mroot>
    <mo>+</mo>
    <mroot>
      <mfrac>
        <mroot>
          <mrow>
            <mn>3</mn>
            <mi>x</mi>
          </mrow>
          <mn>3</mn>
        </mroot>
        <mrow>
          <mi>x</mi>
          <mo>-</mo>
          <mn>3</mn>
        </mrow>
      </mfrac>
      <mfrac>
        <mn>3</mn>
        <mn>2</mn>
      </mfrac>
    </mroot>
  </mrow>
</math>

Author: Robert Miner and Jeff Schaefer, Geometry Technologies