Alternative Equation Formats

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MathML

\begin{array}{rcl} ϕ (u) & = & {| I - 2 i u (Q_{1}^{'} A_{j}^{'} A_{j} Q_{1} - c I_{N - k}) |}^{- 1 / 2} \\ = & {| V |}^{- 1 / 2} {| X^{'} V^{- 1} X |}^{- 1 / 2} {| X^{'} X |}^{1 / 2} \end{array}

Math Rendered as SVG

Math as LaTeX Source

\begin{eqnarray*} \phi (u) & =& \left| \mb{I} - 2iu( \mb{Q} _1^\prime \mb{A} _ j^\prime \mb{A} _ j \mb{Q} _1 - c\mb{I} _{N-k} ) \right|^{-1/2} \\ & =& \left| \mb{V} \right|^{-1/2} \left| \mb{X} ^{\prime } \mb{V} ^{-1} \mb{X} \right|^{-1/2} \left| \mb{X} ^\prime \mb{X} \right|^{1/2} \nonumber \end{eqnarray*}