Problem:
Find the distance between the following two vectors:
$\left(
\begin{array}{c}
 -2 \pi  \\
 -\pi  \\
 0 \\
 -2 \pi  \\
 -3 \pi  \\
\end{array}
\right)$ and
$\left(
\begin{array}{c}
 0 \\
 -\pi  \\
 -3 \pi  \\
 0 \\
 3 \pi  \\
\end{array}
\right)$.
Answer:
$\sqrt{53} \pi$
{'source': 'AMPS', 'file': 'amps/mathematica/linear_algebra/distance/21333.txt'}