Alternative Equation Formats

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MathML

\begin{aligned} p o w e r & = {\begin{cases} Φ (\frac{δ - z_{1 - α}}{ν^{\frac{1}{2}}}), & upper one-sided \\ Φ (\frac{- δ - z_{1 - α}}{ν^{\frac{1}{2}}}), & lower one-sided \\ Φ (\frac{δ - z_{1 - \frac{α}{2}}}{ν^{\frac{1}{2}}}) + Φ (\frac{- δ - z_{1 - \frac{α}{2}}}{ν^{\frac{1}{2}}}), & two-sided \end{cases} \end{aligned}

Math Rendered as SVG

Math as LaTeX Source

\begin{align*} \mr{power} & = \left\{ \begin{array}{ll} \Phi \left( \frac{\delta - z_{1-\alpha }}{\nu ^\frac {1}{2}}\right), & \mbox{upper one-sided} \\ \Phi \left( \frac{- \delta - z_{1-\alpha }}{\nu ^\frac {1}{2}} \right), & \mbox{lower one-sided} \\ \Phi \left( \frac{\delta - z_{1-\frac{\alpha }{2}}}{\nu ^\frac {1}{2}} \right) + \Phi \left( \frac{- \delta - z_{1-\frac{\alpha }{2}}}{\nu ^\frac {1}{2}} \right), & \mbox{two-sided} \\ \end{array} \right. \\ \end{align*}