\begin{center}\begin{minipage}{15cm}\begin{Verbatim}[frame=single]
> verbosity = 0!;
> prec = 30!;
> i = 5;
> while (expm1(i) > 0) do { expm1(i); i := i - 1; };
147.4131591
53.59815
19.08553693
6.3890561
1.718281828
> print(i);
0
\end{Verbatim}
\end{minipage}\end{center}
