S = (-3, 1)
F = Point(xAxis)
F' = Mirror(F, yAxis)
B = Intersect(xAxis, yAxis)
a = Ray(S, B)
A': (0, y(S))
b = Segment(S, A')
c = Ray(A', F)
Img = Intersect(a, c)
C: (0, y(Img))
d = Segment(S, C)
e = Ray(C, Img)
A_3: 0.5 * A'
C_3: 0.5 * C
g = Segment(S, A_3)
h = Segment(S, C_3)
k = Ray(A_3, Img)
l = Ray(C_3, Img)