Číslo kroku

A_{1} = (-16.76, -2.24)
B_{1} = (11.7, -3.78)
p = Line(A_{1}, B_{1})
A = (-11.72, 7.04)
B = (-3.903975487625364, 0.39210173137175275)
a = 0 (slider from 0 to 3, step 1)
c = Parabola(A, p)
d = Parabola(B, p)
S_2, S_1 = Intersect(c, d)
k_1 = Circle(S_1, A)
k_2 = Circle(S_2, B)