橢圓的光學性質
Author: 藍邦偉　老師

橢圓的光學性質

1

2

F = (4, 0)
F' = (-4, 0)
t = 0 rad (slider from 0 to 6.283185307179586, step 0.003490658503988659)
P: (5 * cos(t), 3 * sin(t))
a = Tangent(P, c)
n_1 = OrthogonalLine(P, a)
k_2 = Vector(F, P)
k_1 = Vector(P, F')
k_3 = Vector(F', P)
k_4 = Vector(P, F)
u = Vector((x(Corner[1]), 0), (x(Corner[3]), 0))
v = Vector((0, y(Corner[1])), (0, y(Corner[3])))
List1 = Sequence((5 * cos((k * 12)°), 3 * sin((k * 12)°)), k, 1, 30)
e = true
n = 1 (slider from 1 to 30, step 1)
List3 = Sequence(Vector[Element[List1, k], F'], k, 1, n)
List2 = Sequence(Vector[F, Element[List1, k]], k, 1, n)
b = false
Q_2: 0.2 * Corner[2] + 0.8 * Corner[1]
Q_3: (x(Q_2), y(Corner[3]))
poly1, d, q_2, q_3, f = Polygon(Corner[1], Q_2, Q_3, Corner[4])