Dann geht allerdings das Raster weg was ich nicht möchte.
Hat da jemand was?
\documentclass{article} \usepackage{tikz} \usepackage{pgfplots} \begin{document} \begin{tikzpicture} \centering \begin{axis}[ % xtick=\empty, % ytick=\empty, xlabel={y}, ylabel={z}, ymax=1, xticklabel={\ifdim\tick pt=0pt \else\pgfmathprintnumber{\tick}\fi}, grid=major, domain=0:5, samples=1000, width=\textwidth, height = 8cm, axis lines=left, %heigth=5cm, legend pos=north west, ] \addplot[red,line width=1.5pt] {mod(\x,1)<1? mod(\x,1)/5:0}; \addlegendentry{1}; \addplot[blue,line width=1.5pt]{0.2*x}; \addlegendentry{2}; \end{axis} \end{tikzpicture} \end{document}