Alternative Equation Formats

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MathML

I_{p} (h, i, j) = {\begin{cases} 1 & if observation (h, i, j) belongs to poststratum p \\ 0 & otherwise \end{cases}

Math Rendered as SVG

Math as LaTeX Source

\[ I_{p}(h,i,j) = \left\{ \begin{array}{ll} 1 & \mbox{if observation }(h,i,j)\mbox{ belongs to poststratum} p \\ 0 & \mbox{otherwise} \end{array} \right. \]