Alternative Equation Formats

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MathML

(X^{'} {\hat{V}}^{- 1} X)^{-} (\sum_{i = 1}^{S} X_{i}^{'} {\hat{V_{i}}}^{- 1} \hat{ϵ_{i}} {\hat{ϵ_{i}}}^{'} {\hat{V_{i}}}^{- 1} X_{i}) (X^{'} {\hat{V}}^{- 1} X)^{-}

MathML rendered with MathJax

(X^{'} {\hat{V}}^{- 1} X)^{-} (\sum_{i = 1}^{S} X_{i}^{'} {\hat{V_{i}}}^{- 1} \hat{ϵ_{i}} {\hat{ϵ_{i}}}^{'} {\hat{V_{i}}}^{- 1} X_{i}) (X^{'} {\hat{V}}^{- 1} X)^{-}

Math as LaTeX Source

\[ (\mb{X}'\widehat{\mb{V}}^{-1}\mb{X})^- \left(\sum _{i=1}^ S \mb{X}_ i'\widehat{\mb{V}_ i}^{-1} \widehat{\bepsilon _ i} \widehat{\bepsilon _ i}' \widehat{\mb{V}_ i}^{-1}\mb{X}_ i \right) (\mb{X}'\widehat{\mb{V}}^{-1}\mb{X})^- \]