DoIUnderstandThis
Aus Philo Wiki
Well no... The \sqrt{n} button isn't enough to insert maths since the maths markup gets html encoded. Maybe also will have problems with html rather than xhtml doctype in Gecko.
<math><mrow><msup><mrow><mi>A</mi> </mrow> <mrow><mo>-</mo> <mn>1</mn> </mrow> </msup> <mo>=</mo> <mfrac><mrow><mn>1</mn> </mrow> <mrow><mi>ad</mi>
<mo>-</mo> <mi>bc</mi> </mrow> </mfrac> <mrow><mo>(</mo> <mtable><mtr><mtd columnalign="center"><mrow><mi>d</mi> </mrow> </mtd> <mtd columnalign="center"><mrow><mo>-</mo> <mi>b</mi> </mrow>
</mtd> </mtr> <mtr><mtd columnalign="center"><mrow><mo>-</mo> <mi>c</mi> </mrow> </mtd> <mtd columnalign="center"><mrow><mi>a</mi> </mrow> </mtd> </mtr> </mtable> <mo>)</mo> </mrow>
</mrow></math>