Homework Statement
I have 3 known point, with coordinate P1-(X1, Y1, Z1), P2-(X2, Y2, Z2), P3-(X3, Y3, Z3).
straight line is draw from P1 to P2, P2 to P3. they are "not" collinear.
I would like to fit a round fillet to the conner with a "Known" radius of R, and I would like to know...