Alternative Equation Formats

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MathML

\begin{array}{rcl} {\tilde{n}}_{1} & = & n_{1} + z_{α / 2}^{2} / 2 \\ \tilde{n} & = & n + z_{α / 2}^{2} \\ \tilde{p} & = & {\tilde{n}}_{1} / \tilde{n} \end{array}

Math Rendered as SVG

Math as LaTeX Source

\begin{eqnarray*} \tilde{n}_1 & = & n_1 + z_{\alpha /2}^2/2 \\ \tilde{n} & = & n + z_{\alpha /2}^2 \\ \tilde{p} & = & \tilde{n}_1 ~ / ~ \tilde{n} \end{eqnarray*}