%%
%% A DANTE-Edition example
%%
%% Example 17-01-4 on page 268.
%%
%% Copyright (C) 2011 Herbert Voss
%%
%% 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.
%%
%%
%% ====
% Show page(s) 1
%%
\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{225.70511pt}
\setlength\parindent{0pt}
\usepackage{pst-tree}
\begin{document}
\pstree{\Toval{root}}{%
\pstree{\Tcircle{A}}{%
\Tcircle{1}\Tcircle{2}
\Tcircle{3}\Tcircle{4}
}%
\pstree[treemode=R]{\Tcircle{B}}{%
\Tcircle{1}\Tcircle{2}
\Tcircle{3}\Tcircle{4}
}}
\end{document}
