Let $A \in \mathbb{R}^{N \times N}$ be a a D6160: Real square matrix such that
| (i) | $B$ and $C$ are each an D2089: Inverse matrix for $A$ |
Then
\begin{equation}
B
= C
\end{equation}
| (i) | $B$ and $C$ are each an D2089: Inverse matrix for $A$ |