Alternative Equation Formats

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MathML

σ i 2 = σ 2 ( 1 + exp ( z i γ ) )

Math Rendered as SVG

Math as LaTeX Source

\begin{eqnarray*} \sigma _{i}^{2} & = & \sigma ^{2}(1+{\exp }( \Strong{z} ^{'}_{i}{\bgamma })) \end{eqnarray*}