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Sample

Qiita

Last updated at 2019-10-19Posted at 2019-10-18

e^{i\pi} = -1


\begin{pmatrix}
a_{11} & \cdots & a_{1i} & \cdots & a_{1n}\\
\vdots & \ddots &        &        & \vdots \\
a_{i1} &        & a_{ii} &        & a_{in} \\
\vdots &        &        & \ddots & \vdots \\
a_{n1} & \cdots & a_{ni} & \cdots & a_{nn}
\end{pmatrix}
 
\times
 
\begin{vmatrix}
a_{11} & \cdots & a_{1i} & \cdots & a_{1n}\\
\vdots & \ddots &        &        & \vdots \\
a_{i1} &        & a_{ii} &        & a_{in} \\
\vdots &        &        & \ddots & \vdots \\
a_{n1} & \cdots & a_{ni} & \cdots & a_{nn}
\end{vmatrix}

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