\begin{definition}[Definition:Matrix/Zero Row or Column]
Let $\mathbf A = \sqbrk a_{m n}$ be an $m \times n$ matrix whose underlying structure is a ring or field (usually numbers).
If a row or column of $\mathbf A$ contains only zeroes, then it is a '''zero row''' or a '''zero column'''.
Category:Definitions/Matrices
\end{definition}