Problem:
Find the eigenvectors of the following matrix:
$\left(
\begin{array}{cc}
 -\frac{11}{3} & \frac{23}{3} \\
 -\frac{28}{3} & -3 \\
\end{array}
\right)$.
Answer:
${\left\{\frac{1}{28} i \left(\sqrt{643}-i\right),1\right\}, \left\{-\frac{1}{28} i \left(\sqrt{643}+i\right),1\right\}}$
{'source': 'AMPS', 'file': 'amps/mathematica/linear_algebra/eigenvectors/28851.txt'}