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%% 
%%  The LaTeX Graphics Companion, 2ed (first printing May 2007)
%% 
%%  Example 6-1-38 on page 331.
%% 
%%  Copyright (C) 2007 Michel Goossens, Frank Mittelbach, Denis Roegel, Sebastian Rahtz, Herbert Vo\ss 
%% 
%%  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.
%% 

\documentclass{ttctexa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{159.83385pt}
\StartShownPreambleCommands
\usepackage{pstricks,pst-plot}
\StopShownPreambleCommands
\begin{document}
\psset{unit=0.75cm}
\begin{pspicture}(-3.25,-3)(3.25,3)
  \psaxes[linewidth=1pt,ticks=none,
    labels=none]{->}(0,0)(-3,-3)(3,3)
  \uput[-100](3,0){$\mathbf{x}$}
  \uput[-10](0,3){$\mathbf{y}$}
  \psset{linewidth=1.5pt}
  \psplot{-1.45}{1.45}{x 3 exp}
  \psset{linestyle=dashed,linecolor=blue}
  \psplot{0}{3}{x 0.333 exp}
  \psplot{-3}{0}{x -1 mul 0.333 exp -1 mul}
  \rput[l](1.5,2.5){$y=x^3$}
  \rput[l](-1,-2){$y=+\sqrt[3]{|x|}$}
  \rput[l](1.25,0.8){$y=+\sqrt[3]{|x|}$}
  \rput[r](-1.25,-0.8){$y=-\sqrt[3]{|x|}$}
\end{pspicture}
\end{document}