Číslo kroku

a = 0 (slider from 0 to 8, step 1)
S_1 = (17.76, -8.76)
T = (25.74, -10.02)
k_1 = Circle(S_1, T)
f = Line(S_1, T)
S_2 = Point(f)
k_2 = Circle(S_2, T)
D = Point(k_1)
E = Point(k_1)
p = Line(D, E)
g = Line(T, S_2)
c = Ellipse(S_1, S_2, T)
h = OrthogonalLine(S_2, p)
A = Intersect(p, h)
B, C = Intersect(k_2, h)
F = Midpoint(C, A)
G = Midpoint(B, A)
d = Circle(A, Radius[k_2])
H, I = Intersect(d, h)
i = OrthogonalLine(H, h)
j = OrthogonalLine(I, h)
e = Parabola(S_2, i)
k = Parabola(S_2, j)
S_3 = Intersect(e, g, 2)
k_3 = Circle(S_3, T)
S_4 = Intersect(k, g, 1)
k_4 = Circle(S_4, T)
S_6, S_5 = Intersect(k, c)
l = OrthogonalLine(S_6, p)
N = Intersect(p, l)
k_6 = Circle(S_6, N)
m = OrthogonalLine(S_5, p)
O = Intersect(p, m)
k_5 = Circle(S_5, O)