# set terminal canvas rounded size 600,400 enhanced fsize 10 lw 1.6 fontscale 1 name "singulr_17" jsdir "." # set output 'singulr.17.js' set dummy u, v unset key 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 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 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)