%% 
%%  A DANTE-Edition example
%% 
%%  Example 33-03-60 on page 720.
%% 
%%  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{201.70511pt}
\setlength\parindent{0pt}

\usepackage{pst-stru}

\begin{document}
\begin{pspicture}(-1,-6)(11,3) \psset{arrowsize=0.8mm,arrowinset=0}
  \triload[K=0.333,P=8,L=7.5] % k=1/3, like example 6
\end{pspicture}
\end{document}