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\section{Overview}
-\ctsim is the graphical shell for the CTSim project. It is
+\ctsim\ is the graphical shell for the CTSim project. It is
written using the wxLibrary for cross-platform compatibility with GTK,
Motif, and Microsoft Windows. It includes all of the functionality of
-the command-line tool {\tt ctsimtext} as well as image processing and visualization features.
+the command-line tool \ctsimtext\ as well as image processing and visualization features.
-\ctsim can open projection files, image files, phantom definition files, and plotfiles.
+\ctsim\ can open projection files, image files, phantom definition files, and plotfiles.
\usage
ctsim [OPTIONS] [files to open...]