>w</mi>
                    </msub>
                    <msub><mi mathvariant="italic">y</mi>
                    <mi mathvariant="italic">w</mi>
                    </msub>
                </mfenced>
            </math>
            are computed as follows:
        </p>
        <p>
            </p>
        <div class="informalequation">
          <math overflow="scroll">

                <mrow>
                    <msub><mi mathvariant="italic">x</mi>
                    <mi mathvariant="italic">w</mi>
    