%% %% A DANTE-Edition example %% %% Example 23-06-37 on page 401. %% %% Copyright (C) 2011 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[]{article} \pagestyle{empty} \setlength\textwidth{105.70511pt} \setlength\parindent{0pt} \usepackage{pst-solides3d} \begin{document} \psset{Decran=5,viewpoint= 20 20 30 rtp2xyz} \defFunction{Func}(x,y){x dup mul y dup mul add 3 div RadtoDeg sin}{}{} \begin{pspicture}(-6,-1)(6,7) \psSolid[object=surface,linewidth=0.0001,function=Func,ngrid=.4 .4,base=-5 5 -5 5] \end{pspicture} \end{document}