set object rectangle from graph 0,graph 0 to graph 1,first 0 fillcolor rgb "#E8F5E8" fillstyle solid noborder behind # Add dashed reference line at y=0 (E_hull = 0) set arrow from graph 0,first 0 to ...

set key at graph 0.95, graph 0.95 right top font ",8" spacing 1.2 # Bar width and offset for grouped bars (touching, no gap) bar_w = 0.3 offset = bar_w / 2.0 # bars touch: each shifted by half its ...

I am looking for a graphing/plotting program that is capable of making a 3D and/or contour plots. I usually use xmgrace, but it cannot handle 3D plots. I have a file that contains a lot of x, y, z ...