%%
%% Ein Beispiel der DANTE-Edition
%%
%% 7. Auflage
%%
%% Beispiel 07-01-22 auf Seite 103.
%%
%% Copyright (C) 2016 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
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\documentclass[]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{145.16928pt}
\setlength\parindent{0pt}
%StartShownPreambleCommands
\usepackage{pstricks,multido}
%StopShownPreambleCommands
\begin{document}
\begin{pspicture}[linewidth=3mm](4,5.5)
\multido{\rA=0.0+0.5}{9}{%
\psline[linecolor=red!40](\rA,0)(\rA,5)}
\multido{\rA=0.0+0.5,\rB=0.0+0.1}{11}{%
\psline[arrows=<D-D>,linecolor=blue,
linewidth=5pt,arrowscale=1.5,
strokeopacity=\rB](0,\rA)(4,\rA)}
\end{pspicture}
\end{document}
