Alternative Equation Formats

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MathML

σ_{T l}^{2} = \frac{1}{T} \sum_{i = 1}^{T} {\hat{u}}_{i}^{2} + \frac{2}{T} \sum_{s = 1}^{l} w_{s l} \sum_{t = s + 1}^{T} {\hat{u}}_{t} {\hat{u}}_{t - s}

Math Rendered as SVG

Math as LaTeX Source

\[ \sigma ^2_{Tl} = \frac{1}{T}\sum _{i=1}^{T}\hat u^2_ i + \frac{2}{T}\sum _{s=1}^{l}w_{sl} \sum _{t=s+1}^{T}\hat u_ t \hat u_{t-s} \]

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