Δ

Δ

Construire R

O = (0, 0)
A = (1, 0)
t = 0.83 (slider from -10 to 10, step 0.01)
a: y = t * x
B = Midpoint(O, A)
c = Circle(B, A)
P = Intersect(d, a)
N = Intersect(c, a, 2)
u = Vector(N, P)
M: O + u
v = Vector(O, M)
b: x < -1
e = Line(A, M)
R = Intersect(e, yAxis)
f = Segment(A, R)
g = false