\documentclass{article} \usepackage{pstricks} % To use the "xcolor" package with PSTricks \usepackage{pst-plot} \usepackage{amsmath} \pagestyle{empty} \begin{document} \psset{xunit=8,yunit=3} \begin{pspicture}(-0.4,-1.2)(1.05,1.2) \psaxes[Dx=0.2,Oy=-1,Dy=0.25,tickstyle=top, axesstyle=frame](0,-1)(1,1) \rput(-0.3,0){\shortstack{\textcolor{blue}{$\dfrac{x}{(x + 0.3)}$}\\ \textcolor{red}{$\sin (10 \times x) / 2$}}} \uput[0](1,0){$x$} \uput[90](0,1){$y$} \psplot[linecolor=red,linewidth=1.5pt]% 1 radian = 57.296 degrees {0}{1}{x 10 mul 57.296 mul sin 0.5 mul} % sin(10 x) / 2 \psplot[linecolor=blue,linewidth=1.5pt]{0}{1}{x 0.3 x add div} % x / (x + 0.3) \psline[linewidth=0.2pt,linestyle=dashed](0,0)(1,0) \end{pspicture} \end{document}