%% 
%%  Ein Beispiel der DANTE-Edition
%%  
%%  7. Auflage
%% 
%%  Beispiel 14-03-24 auf Seite 226.
%% 
%%  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{217.16928pt}
\setlength\parindent{0pt}
%StartShownPreambleCommands
\usepackage{pst-plot}
%StopShownPreambleCommands
\begin{document}
\psset{unit=0.65,algebraic,
  yMaxValue=5,plotpoints=1000,
  labelFontSize=\scriptstyle}
\begin{pspicture}(-4,-4)(6,5)
\psaxes{->}(0,0)(-4,-4)(6,4)%
  [$x$,-90][$y$,180]
\psplot[linecolor=red,
  linewidth=2pt]{-4}{2.99}{ln(3-x)}
\psplot[linecolor=blue,
  linewidth=2pt]{3.01}{6}{ln(x-3)^2}
\rput[lb](-4,0.4){$f(x)=\ln(3-x)$}
\rput[rb](2.9,4.5){$f(x)=\ln(x-3)^2$}
\psline[linestyle=dashed](3,-4)(3,5)
\end{pspicture}
\end{document}
