from pygeo import * v=display(scale=70) p1 = FreePoint(-14.,-9,-3,pointsize=1.5) p2 = FreePoint(12,-15,4,pointsize=1.5) p3 = FreePoint(16,16,4,pointsize=1.5) p4 = FreePoint(11,1,-17,pointsize=1.5) CircumSphere(p1,p2,p3,p4,color=RED) v.pickloop()