Alternative Equation Formats

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MathML

{({\hat{σ}}^{(m + 1)})}^{2} = \frac{1}{(n - p) β} \sum_{i = 1}^{n} χ_{d} (\frac{r_{i}}{{\hat{σ}}^{m}}) {({\hat{σ}}^{(m)})}^{2}

Math Rendered as SVG

Math as LaTeX Source

\[ \left({\hat\sigma }^{(m+1)}\right)^2 = {1\over (n-p)\beta }\sum _{i=1}^ n \chi _ d \left({r_ i \over \hat{\sigma }^{m}}\right) \left({\hat\sigma }^{(m)}\right)^2 \]