parabola profile -100 -110 -100 1 1 0 50
mkedge profile profile -pi*20. pi*20.
wire profile profile
bsplinecurve w 2 3 0 3 1 1 2 3 0 0 0 2 1000 1000 1000 1 1000 0 0 1 -100 -100 -100 2
mkedge w w
wire w w
pipe result w profile

checkprops result -s 391718