+.\" -*- NROFF -*-
+.TH ctsim 1
+
+.SH NAME
+ctsim - A Graphical Computed Tomography Simulator
+
+.SH SYNOPSIS
+.B ctsim files-to-open... [OPTIONS]
+
+.SH DESCRIPTION
+\fIctsim\fP is a graphical user interface to the various components of the CTSim package. The home for CTSim is http://www.ctsim.org.
+
+.SH OPTIONS
+\fIctsim\fP accepts the following options
+.TP 12
+.B \-\-version Display version
+.TP 12
+.B \-\-help Print a terse help message
+
+.SH AUTHORS
+Kevin Rosenberg, M.D. <kevin@rosenberg.net>
+
+.SH HISTORY
+.Nm ctsim
+was first written in 1983 using MS-DOS and an EGA display adapter. In 1999 it was ported to GNU/Linux and later ported to Microsoft Windows.
+
+.SH SEE ALSO
+.BR ifinfo (1), if1 (1), if2 (1), ifexport (1), phm2pj (1), phm2if (1), pj2if (1), pjinfo (1), pjrec (1)