Alternative Equation Formats

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

MathML

\begin{array}{rcl} ϵ & = & \frac{2 α}{k (k - 1)} \end{array}

\begin{eqnarray*} \epsilon & = & \frac{2 \alpha }{k(k - 1)} \end{eqnarray*}