%% 
%%  The LaTeX Graphics Companion, 2ed (first printing May 2007)
%% 
%%  Example 6-6-7 on page 403.
%% 
%%  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{183.83385pt}
\StartShownPreambleCommands
\usepackage{pstricks,pst-3dplot}
\StopShownPreambleCommands
\begin{document}
\begin{pspicture}(-1,-1)(4,4)
  \pstThreeDCoor[xMin=-3,xMax=1,yMin=-1,
                 yMax=2,zMin=-1,zMax=4]
  \psset{arrows=->,arrowsize=0.2,linecolor=blue,
         linewidth=1.5pt}
  \pstThreeDLine[linecolor=green](0,0,0)(-2,2,3)
  \uput[45](1.5,1){$\vec{o}$}
  \pstThreeDLine(-2,2,3)(2,2,3)
  \uput[0](3,2){$\vec{u}$}
  \pstThreeDLine(-2,2,3)(-2,3,3)
  \uput[180](1,2){$\vec{v}$}
\end{pspicture}
\end{document}