+RPM file, then use
+the \texttt{rpm} manager program as follows:\\
+\hspace*{1cm}\texttt{rpm -Uvh} \emph{ctsim-*.rpm}\\
+
+\ctsim\ and \ctsimtext\ will then be installed in the \texttt{/usr/local/bin}
+directory. The online help file, \texttt{ctsim.hhp}, will be installed in
+directory \texttt{/usr/local/man}.
+
+\section{Build From Sources}\label{build}\index{Source code build}
+
+Refer to the INSTALL file included in the source distribution for
+instructions.
+
+\subsection{Optional Libraries}
+These libraries are optional and not required to build \ctsim\ from source code.
+However, they add functionality to \ctsim\ and there inclusion is recommended.