hyperbola profile 10 -105. 85. 0 1 -1 15 15
mkedge profile profile -pi/2. pi/2.
wire profile profile
hyperbola w 10 0 -50 1 0 0 50 50
mkedge w w -pi/2. pi/2.
wire w w
pipe result w profile

checkprops result -s 24825.3