multivariate-statistics/definitions.tex

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\DeclareMathOperator{\VVar}{\mathbb{V}} % variance
\DeclareMathOperator{\One}{\mathbf{1}}
\DeclareMathOperator{\Cor}{\mathrm{Cor}}
\DeclareMathOperator{\St}{\mathscr{St}}
\newcommand{\M}[1][]{\ensuremath{\ifstrempty{#1}{\mathcal{M}}{\mathbb{M}_{#1}}}}
\newcommand{\X}{\ensuremath{\mathbf{X}}}
\newcommand{\Y}{\ensuremath{\mathbf{Y}}}
\newcommand{\Z}{\ensuremath{\mathbf{Z}}}
\usepackage{unicode-math}