Hi, maybe with psplot: \documentclass{minimal} \usepackage{pstricks} \usepackage{pstricks-add} \begin{document} \begin{psgraph*}[dy=2,Dy=2](0,0)(-5.5,-10)(8,1){8cm}{8cm} \psplot[algebraic,plotpoints=50,yMaxValue=10,plotstyle=dots,dotstyle=Basterisk]{-5}{7}{x+2-3*Euler^x*(Euler^x+1)} \end{psgraph*} \end{document} regards Marco