Definition:Matrix/Square Matrix/Order

From ProofWiki
Jump to navigation Jump to search


Let $\mathbf A$ be an $n \times n$ square matrix.

That is, let $\mathbf A$ have $n$ rows (and by definition $n$ columns).

Then the order of $\mathbf A$ is defined as being $n$.

Also known as

The order of a square matrix is also known as its dimension.