\begin{center}\begin{minipage}{15cm}\begin{Verbatim}[frame=single]
> prec = 50!;
> a = 4097.1;
Warning: Rounding occurred when converting the constant "4097.1" to floating-poi
nt with 50 bits.
If safe computation is needed, try to increase the precision.
> prec = 12!;
> f = x + a;
> g = x + 4097.1;
Warning: Rounding occurred when converting the constant "4097.1" to floating-poi
nt with 12 bits.
If safe computation is needed, try to increase the precision.
> prec = 120;
The precision has been set to 120 bits.
> f;
4097.099999999998544808477163314819336 + x
> g;
4098 + x
\end{Verbatim}
\end{minipage}\end{center}
