Problem:
Find the $\ell_\infty$ norm of the following vector:
$\left(
\begin{array}{c}
 \frac{20}{3} \\
 \frac{2}{3} \\
 -\frac{85}{9} \\
 \frac{43}{9} \\
 \frac{4}{3} \\
 \frac{79}{9} \\
 \frac{86}{9} \\
\end{array}
\right)$.
Answer:
$\frac{86}{9}$
{'source': 'AMPS', 'file': 'amps/mathematica/linear_algebra/lp_norm/36844.txt'}