Matrix

A table of values. See also vector

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The order of a matrix is row by column.

Below is \(3 \times 2\) matrix. \[ \begin{bmatrix} 1 & 2 \\ 3 & 4 \\ 5 & 6 \\ \end{bmatrix} \]

Below is \(2 \times 3\) matrix. \[ \begin{bmatrix} 1 & 2 & 3 \\ 4 & 5 & 6 \\ \] \end{bmatrix}