Hi,
Perhaps adding the mesh=True for each of the parametric_plot3d calls will
do the job?
var("r,theta,phi");
def coordfunc(r,theta,phi,switch,shift=0):
if switch=="yin":
return
(r*sin(theta)*cos(phi)+shift,r*sin(theta)*sin(phi),r*cos(theta))
else:
return
(-r*sin(thet
Hi,
https://cocalc.com/projects/a29d19b9-8c4e-4c7e-a06d-8ae10c53a33f/files/yysagegrid.sagews
I share this yin -yang... The mesh=True doesn't appear on the second
picture mais does on the first ?
Any help ?
Thanks
Henri
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