\begin{Schunk}
\begin{Sinput}
 a
\end{Sinput}
\begin{Soutput}
[1] 0.57999999999999996003
\end{Soutput}
\begin{Sinput}
 b
\end{Sinput}
\begin{Soutput}
[1] 0.080000000000000001665
\end{Soutput}
\begin{Sinput}
 a-b
\end{Sinput}
\begin{Soutput}
[1] 0.49999999999999994449
\end{Soutput}
\end{Schunk}
