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%%
%% Ein Beispiel der DANTE-Edition
%%
%%
%% Copyright (C) 2010 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[]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{190.324pt}
\setlength\parindent{0pt}
\StartShownPreambleCommands
\usepackage{pstricks}
\psset{unit=1.5,fillstyle=solid,fillcolor=gray!20,arrowinset=-4,showpoints=true}
\StopShownPreambleCommands
\begin{document}
\begin{pspicture}[showgrid=true](-0.2,-0.5)(4,2.2)
\psdot*(1,1) \psdot*(3,1)
\psbezier{->}(1,1)(0,2)(4,2)(3,1) \psbezier{->}(1,1)(0,0)(4,0)(3,1)
\end{pspicture} \quad
\makeatletter\pst@Verb{%
/Arrow { CLW mul add dup 2 div /w ED mul dup /h ED mul /a ED { 0 h T 1 -1
scale } if w neg h moveto 0 0 L w h L w neg a neg rlineto
0 0 moveto % modification by Denis Girou
gsave fill grestore } def }\makeatother
\begin{pspicture}[showgrid=true](-0.2,-0.5)(4,2.2)
\psdot*(1,1) \psdot*(3,1)
\psbezier{->}(1,1)(0,2)(4,2)(3,1) \psbezier{->}(1,1)(0,0)(4,0)(3,1)
\end{pspicture}
\end{document}
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