7 lines
294 B
TeX
7 lines
294 B
TeX
\DeclareMathOperator{\VVar}{\mathbb{V}} % variance
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\DeclareMathOperator{\One}{\mathbf{1}}
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\DeclareMathOperator{\Cor}{\mathrm{Cor}}
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\newcommand{\M}[1][]{\ensuremath{\ifstrempty{#1}{\mathcal{M}}{\mathbb{M}_{#1}}}}
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\newcommand{\X}{\ensuremath{\mathbf{X}}}
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\newcommand{\Y}{\ensuremath{\mathbf{Y}}}
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