# set terminal pngcairo transparent enhanced font "arial,10" fontscale 1.0 size 600, 400 # set output 'singulr.17.png' set bar 1.000000 front set style circle radius graph 0.02, first 0.00000, 0.00000 set style ellipse size graph 0.05, 0.03, first 0.00000 angle 0 units xy set dummy u, v unset key set style textbox transparent margins 1.0, 1.0 border unset logscale set parametric set view 60, 120, 1, 1 set isosamples 39, 60 set hidden3d back offset 1 trianglepattern 3 undefined 1 altdiagonal bentover set style data lines unset paxis 1 tics unset paxis 2 tics unset paxis 3 tics unset paxis 4 tics unset paxis 5 tics unset paxis 6 tics unset paxis 7 tics set title "Klein bottle" set urange [ 0.00000 : 6.28319 ] noreverse nowriteback set vrange [ 0.00000 : 6.28319 ] noreverse nowriteback set xrange [ -10.0000 : 10.0000 ] noreverse nowriteback set yrange [ -10.0000 : 10.0000 ] noreverse nowriteback set zrange [ -3.00000 : 3.00000 ] noreverse nowriteback set paxis 1 range [ * : * ] noreverse nowriteback set paxis 2 range [ * : * ] noreverse nowriteback set paxis 3 range [ * : * ] noreverse nowriteback set paxis 4 range [ * : * ] noreverse nowriteback set paxis 5 range [ * : * ] noreverse nowriteback set paxis 6 range [ * : * ] noreverse nowriteback set paxis 7 range [ * : * ] noreverse nowriteback set colorbox vertical origin screen 0.9, 0.2, 0 size screen 0.05, 0.6, 0 front noinvert bdefault splot (2*sin(u)*cos(v/2)-sin(2*u)*sin(v/2)+8)*cos(v), (2*sin(u)*cos(v/2)-sin(2*u)*sin(v/2)+8)*sin(v), 2*sin(u)*sin(v/2)+sin(2*u)*cos(v/2)