# Alternative Equation Formats

The equation on this page is available in multiple formats. Depending on your browser, some formats might not render correctly.

## Math as LaTeX Source

\begin{eqnarray*} Q- & =& \sum _ h ~ (d_ h / s_ h)^2 ~ I(d_ h > 0 ) \\[0.10in] Q+ & =& \sum _ h ~ (d_ h / s_ h)^2 ~ I( d_ h < 0 ) \\[0.10in] Q & =& \min ~ (Q-, ~ Q+) \end{eqnarray*}