\section{Theory}
Theory of CT.
\chapter{The Programs}
+\section{ctsim - The Graphical User Interface}
+{\program ctsim} is the graphical shell for the CTSim project. {\program ctsim} has most of the capabilities of the CTSim project. There are still functions that are only available to the command line tools.
+\section{tools - The Command Line Lnterface}
+\subsection{phm2pj}
+\subsection{pjrec}
+\subsection{phm2if}
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