\subsection{RZ}
\label{labrz}
\noindent Name: \textbf{RZ}\\
\phantom{aaa}constant representing rounding-to-zero mode.\\[0.2cm]
\noindent Library names:\\
\verb|   sollya_obj_t sollya_lib_round_towards_zero()|\\
\verb|   int sollya_lib_is_round_towards_zero(sollya_obj_t)|\\[0.2cm]
\noindent Description: \begin{itemize}

\item \textbf{RZ} is used in command \textbf{round} to specify that the value must be rounded
   to the closest floating-point number towards zero. It just consists in 
   truncating the value to the desired format.
\end{itemize}
\noindent Example 1: 
\begin{center}\begin{minipage}{15cm}\begin{Verbatim}[frame=single]
> display=binary!;
> round(Pi,20,RZ);
1.1001001000011111101_2 * 2^(1)
\end{Verbatim}
\end{minipage}\end{center}
See also: \textbf{RD} (\ref{labrd}), \textbf{RU} (\ref{labru}), \textbf{RN} (\ref{labrn}), \textbf{round} (\ref{labround}), \textbf{floor} (\ref{labfloor}), \textbf{ceil} (\ref{labceil})
