set terminal pdf set output 'beispiel4.pdf' set xrange [-pi : 2*pi] set yrange [-1 : 1] set border 0 set xzeroaxis set yzeroaxis set xtics axis -pi, pi/2, 2*pi set ytics axis -1, 0.5, 1 set format x "%.1P pi" set style line 1 lt 1 lw 4 lc rgb "blue" pt 4 ps 1.5 pi 19 set style line 2 lt 1 lw 3 lc rgb "#ff0000" pt 6 ps 1.5 pi 19 plot 0.9*sin(x+0.5) t "Spannung" w lp ls 1, \ 0.7*cos(x) t "Strom" w lp ls 2