Alternative Equation Formats

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MathML

V a r (U (C | R)) = \frac{1}{n^{2} w^{4}} \sum_{i} \sum_{j} n_{i j} (H (Y) \log (\frac{n_{i j}}{n_{i \cdot}}) + (H (X) - H (X Y)) \log (\frac{n_{\cdot j}}{n}))^{2}

Math Rendered as SVG

Math as LaTeX Source

\[ \mr{Var}(U(C|R)) = \frac{1}{n^2 w^4} \sum _ i \sum _ j n_{ij} \bigl ( H(Y) \log \left( \frac{n_{ij}}{n_{i \cdot }} \right) + (H(X) - H(XY)) \log \left( \frac{n_{\cdot j}}{n} \right) \bigr )^2 \]