%%
%% The LaTeX Companion, 2ed (second printing August 2004)
%%
%% Example 10-1-20 on page 607.
%%
%% Copyright (C) 2004 Frank Mittelbach, Michel Goossens,
%%    Johannes Braams, David Carlisle, and Chris Rowley
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3
%% of this license or (at your option) any later version.
%%
%% See http://www.latex-project.org/lppl.txt for details.
%%

\documentclass{ttctexa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{159.0pt}
\StartShownPreambleCommands
\usepackage{epic} \setlength{\unitlength}{2pt}
\StopShownPreambleCommands
\begin{document}
\begin{picture}(62,32)    \thicklines
 \matrixput(0,0)(10,0){7}(0,10){4}{\circle{2}}
 \matrixput(10,0)(20,0){3}(0,20){2}{\circle*{2}}
 \matrixput(0,10)(20,0){4}(0,20){2}{\circle*{2}}
 \matrixput(1,0)(10,0){6}(0,10){4}{\line(1,0){8}}
 \matrixput(0,1)(10,0){7}(0,10){3}{\line(0,1){8}}
\end{picture}
\end{document}