set terminal postscript enhanced # hello world set log xy set key right bottom set xrange [0.008:0.18] set xlabel "Mesh Spacing" set ylabel "RMS of error" plot './resolution.2D.64.out' u 1:2 t "{/Symbol n} = 1" w l,\ "" u 1:3 t "{/Symbol n} = 2" w l,\ "" u 1:4 t "{/Symbol n} = 3" w l,\ "" u 1:5 t "{/Symbol n} = 4" w l,\ "" u 1:6 t "{/Symbol n} = 5" w l; # "" u 1:7 t "{/Symbol n} = 6" w l;