Alternative Equation Formats

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MathML

\frac{1}{F} \sum_{i} f_{i} (y_{i} (1 - {\hat{π}}_{i})^{2} + (1 - y_{i}) {\hat{π}}_{i}^{2})

\frac{1}{F} \sum_{i} f_{i} (y_{i} (1 - {\hat{π}}_{i})^{2} + (1 - y_{i}) {\hat{π}}_{i}^{2})

$\frac{1}{F}\sum _ if_ i(y_ i(1-\widehat{\pi }_ i)^2+(1-y_ i)\widehat{\pi }_ i^2)$