Alternative Equation Formats

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MathML

\begin{array}{rcl} V & = & E (\sum_{t = 1}^{n} ϵ_{t} \otimes z_{t}) {(\sum_{s = 1}^{n} ϵ_{s} \otimes z_{s})}^{'} \\ = & \sum_{t = 1}^{n} \sum_{s = 1}^{n} E [(ϵ_{t} \otimes z_{t}) (ϵ_{s} \otimes z_{s})^{'}] \\ = & n S_{n}^{0} \end{array}

Math Rendered as SVG

Math as LaTeX Source

\begin{eqnarray*} {\bV } & =& E \left(\sum _{t=1}^{n}{\bepsilon _{t} {\otimes } \Strong{z}_{t}}\right) \left(\sum _{s=1}^{n}{\bepsilon _{s} {\otimes } \Strong{z}_{s}}\right)' \\ & =& \sum _{t=1}^{n} \sum _{s=1}^{n}{E \left[ (\bepsilon _{t} {\otimes } \Strong{z}_{t}) ( \bepsilon _{s} {\otimes } \Strong{z}_{s})'\right]} \\ & =& n {\bS }_{n}^{0} \nonumber \end{eqnarray*}