Problem:
Compute
$\left(
\begin{array}{ccc}
 -2 & 2 & 2 \\
 2 & 2 & -1 \\
 1 & 0 & 2 \\
\end{array}
\right)^3$.
Answer:
$\left(
\begin{array}{ccc}
 -22 & 20 & 16 \\
 18 & 14 & -10 \\
 10 & 4 & 10 \\
\end{array}
\right)$
{'source': 'AMPS', 'file': 'amps/mathematica/linear_algebra/powers_and_exp/17412.txt'}