from pygeo import * v=display(scale=70) p1 = FreePoint(-33.,-33,-3,color=WHITE) p2 = FreePoint(-8,0,4,color=WHITE) p3 = FreePoint(1,1,-11,color=WHITE) circle=CircumCircle(p1,p2,p3,color=BLUE) point = Slider(circle,5,5,5,pointsize=1.5) CirclePolar(circle,point,color=RED) v.pickloop()