a: x - (2 * y) + (3 * z) = 26
f = IntersectPath((x - 1) / 3 + (0 * z) = (y - 2) / 1, (x - 1) / 3 = (z - 1) / 4)
u = Vector((1, -2, 3))
v = Vector((3, 1, 4))
A = Intersect(f, a)