%% 
%%  A DANTE-Edition example
%% 
%% 
%%  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{375.57637pt}
\setlength\parindent{0pt}

\usepackage{pst-plot}

\begin{document}
\begin{pspicture}(-0.5,-1.25)(10,1.25)
  \psaxes[xunit=1.570796327,showorigin=false,trigLabels,
    trigLabelBase=3,dx=0.666667]{->}(0,0)(-0.5,-1.25)(6.4,1.25)
  \psplot[linecolor=red,linewidth=1.5pt]{0}{9.424777961}{
    x RadtoDeg dup sin exch 1.1 mul cos add}
\end{pspicture}
\end{document}