a = 0 (slider from 0 to 5, step 1)
A_{1} = (10.58, -10.34)
B = (23.68, -4.56)
f = Line(A_{1}, B)
S_1 = (13.8, -4.62)
D = (18.12, -10.2)
k_1 = Circle(S_1, D)
A = (23.139906991954167, -2.237712711561747)
C = (17.78548570098111, -2.189474681913341)
ω = Circle(A, C)
c = Mirror(k_1, ω)
f' = Mirror(f, ω)
g, h = Tangent(c, f')
Intersect(-1.0128993056026498x² + 1.8613871862651734x y + 0.569680131595697y² + 51.62144586880329x - 31.877518624263747y = 606.2810028865792, c)
k_2 = Mirror(h, ω)
k_3 = Mirror(g, ω)
S_2 = Center(k_2)
S_3 = Center(k_3)