h = -2.34 (slider from -5 to 5, step 0.01)
A = Intersect(xAxis, zAxis)
B = (2, 0, 0)
a = Sphere(A, B)
C = (1, 0, -3)
D = (1, 0, 3)
b, c, d, e = Cylinder(C, D, 1)
f = IntersectCircle(e, a)
eb: z = h
g = IntersectPath(eb, a)
k = IntersectPath(eb, b)
Intersect()
E, F = Intersect(g, k)