Problem:
Compute
$\left(
\begin{array}{ccc}
 2 & 0 & -2 \\
 -1 & 0 & -3 \\
 0 & -1 & -3 \\
\end{array}
\right)^3$.
Answer:
$\left(
\begin{array}{ccc}
 6 & -2 & -20 \\
 -7 & -11 & -38 \\
 -1 & -12 & -47 \\
\end{array}
\right)$
{'source': 'AMPS', 'file': 'amps/mathematica/linear_algebra/powers_and_exp/33032.txt'}