\begin{center}
\setlength{\unitlength}{2cm}
\begin{Picture}(-1.5,-2)(1.5,2)
\makenolabels\makenotics
\cartesianaxes
     (-1,-\numberHALFPI)(1,\numberHALFPI)
\printxticslabels{-1}{0.5}{1}
\printyticlabel{-\numberHALFPI}{-\pi/2}
\printyticlabel{-\numberQUARTERPI}{-\pi/4}
\printyticlabel{\numberQUARTERPI}{\pi/4}
\printyticlabel{\numberHALFPI}{\pi/2}
\pictcolor{red}
\symmetrize{\numberQUARTERPI}
\PlotFunction[4]{\SINfunction}
     {-\numberHALFPI}{\numberHALFPI}
\end{Picture}
\end{center}
