Category:Definitions/Main Antidiagonal

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This category contains definitions related to Main Antidiagonal.
Related results can be found in Category:Main Antidiagonal.


Let $\mathbf A = \sqbrk a_{m n}$ be a matrix.

The main antidiagonal of $\mathbf A$ is the antidiagonal of $\mathbf A$ from the top right corner, that is, the element $a_{1 n}$, running towards the lower left corner.