Se consider\ua\ sistemul $A=\lba{cc} -1&2\\0&3 \ear,\
b=\lba{c} -1\\1\ear,\ c^T=[1\ \ 1]$.
\begin{enumerate}

\item Calcula\tz i evolu\tz ia for\tz at\ua\ pentru $u(t)=t$.

\item Detemina\tz i un estimator de stare.

\item Construi\tz i un compensator stabilizator.

\end{enumerate}

bla bla

another test

$1+x-\mathbf u$

fsfsfsdf

gfsdfsdfs

$x^2+\frac{1}{2}$

dsfsdf

a more complicated example

\[\sqrt{\dot x-y^2}+\dots +\frac{1}{x+1+\frac{1}{2}}\]

\begin{itemize}

\item bla

\item bla bla

\end{itemize}

latex test: $x^2-\frac{2}{3}$