Point N

Point P

t

-t

t+2π

A2(x) = cos(x)
A1(x) = sin(x)
Fonction: {A1, A2}
f = SelectedElement(Fonction)
t = 1.2168146928204138 (slider from -6.283185307179586 to 6.283185307179586, step 0.1)
O = (0, 0)
N: ((-t), f((-t)))
M: (t, f(t))
a = Segment(N, M)
b = false
P: (t + (2 * π), f(t + (2 * π)))
u = Vector(M, P)
c = false
A: (t, 0)
d = Segment(M, A)
e(y) = y ≥ 2
g(y) = y ≤ -2
B: ((-t), 0)
h = Segment(N, B)
C: (t + (2 * π), 0)
i = Segment(P, C)