Alternative Equation Formats

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MathML

G F I = 1 - \frac{(u_{r} - {\hat{η}}_{r})^{'} W_{r}^{- 1} (u_{r} - \hat{η_{r}})}{u_{r}^{'} W_{r}^{- 1} u_{r}}

Math Rendered as SVG

Math as LaTeX Source

\[ \mr{GFI} = 1 - \frac{ (\mb{u}_ r - \hat{\bm {\eta }}_ r)^{\prime } \mb{W}_ r^{-1} (\mb{u}_ r - \hat{\bm {\eta }_ r})}{\mb{u}_ r^{\prime } \mb{W}_ r^{-1} \mb{u}_ r} \]