f(x) = x^(2)
A = Point(f)
g(x, y) = x^(2) + y^(2)
B_1 = Intersect(zAxis, yAxis)
B = Intersect(zAxis, yAxis)
a = 0.7 (slider from 0 to 4, step 0.05)
h, k, p, i = Cylinder((0, 0, a), (0, 0, 5), sqrt(a))
plane: z = a
d: z = a + 0.5
c_1 = IntersectPath(plane, h)
c, e, q, j = Cylinder((0, 0, a), (0, 0, 5), sqrt(a + 0.5))
e_1 = IntersectPath(d, c)