t

a = 1
b: (x^(2) + y^(2) - ((2 * a) * x))^(2) = ((4 * a^(2)) * (x^(2) + y^(2)))
t = 0.5026548245743614 (slider from 0 to (2 * π), step π / 25)
E: ((4 * a), 0)
O: (0, 0)
E' = Rotate(E, t, O)
α = Angle(E, O, E')
f = Ray(O, E')
A, B, Q = Intersect(b, f)
g, h = Tangent(Q, b)
i = OrthogonalLine(Q, g)