Illusions d'optique
Author: D.Mentrard

LES PARALLELES SONT-ELLES VRAIMENT PARALLELES?

Pour le savoir, déplacer le point rouge.

A = Point(yAxis)
B = (-10, 25)
C = (-20, 25)
D = (-30, 25)
E = (-40, 25)
F = (10, 25)
G = (20, 25)
H = (30, 25)
I = (40, 25)
J = Intersect(xAxis, yAxis)
K = Mirror(I, J)
L = Mirror(H, J)
M = Mirror(G, J)
N = Mirror(F, J)
O = Mirror(B, J)
P = Mirror(C, J)
Q = Mirror(D, J)
R = Mirror(E, J)
a = Segment(E, R)
b = Segment(K, I)
c = Segment(L, H)
d = Segment(M, G)
e = Segment(N, F)
f = Segment(O, B)
g = Segment(P, C)
h = Segment(Q, D)
S = (40, 15)
T = (-40, -15)
i = Segment(S, T)
U = (-40, 15)
V = (40, -15)
j = Segment(U, V)
W = (-40, 5)
Z = (40, -5)
k = Segment(W, Z)
A1 = (-40, -5)
B1 = (40, 5)
l = Segment(A1, B1)
C1 = Point(yAxis)
m = Segment(A, C1)
D1 = (0, 10)
n = Line(D1, m)
E1 = Point(n)
p = Circle(D1, E1)
a1 = Line(D1, xAxis)
b1 = Line(E1, xAxis)
M1 = Midpoint(D1, E1)
N1 = (43.50386493791363, 1.1072635326306945)
e1 = Circle(M1, N1)
O1, P1 = Intersect(e1, a1)
Q1, R1 = Intersect(e1, b1)
f1 = Segment(O1, P1)
g1 = Segment(Q1, R1)
F1 = Point(xAxis)
G1 = Point(xAxis)
H1 = Point(xAxis)
I1 = Point(xAxis)
J1 = Point(xAxis)
K1 = Point(xAxis)
L1 = Point(xAxis)
S1 = Point(xAxis)
T1 = Point(xAxis)
q = Line(F1, yAxis)
U1 = Point(q)
V1 = Mirror(U1, xAxis)
r = Segment(U1, G1)
s = Segment(V1, G1)
t = Segment(U1, H1)
c1 = Segment(H1, V1)
d1 = Segment(U1, I1)
h1 = Segment(V1, I1)
i1 = Segment(U1, J1)
k1 = Segment(U1, K1)
l1 = Segment(K1, V1)
m1 = Segment(U1, L1)
n1 = Segment(L1, V1)
p1 = Segment(U1, S1)
q1 = Segment(S1, V1)
r1 = Segment(U1, T1)
s1 = Segment(T1, V1)
j1 = Segment(J1, V1)
W1 = Point(xAxis)
t1 = Segment(U1, W1)
a2 = Segment(W1, V1)
Z1 = Point(xAxis)
b2 = Segment(U1, Z1)
c2 = Segment(Z1, V1)
A2 = (98.87090773273964, 8.07418554365135)
B2 = Point(xAxis)
d2 = Line(A2, yAxis)
C2 = Point(d2)
e2 = Circle(A2, C2)
f2 = Line(A2, xAxis)
g2 = Line(C2, xAxis)
D2 = Midpoint(A2, C2)
E2 = Point(f2)
h2 = Circle(D2, E2)
F2, G2 = Intersect(h2, f2)
H2, I2 = Intersect(h2, g2)
i2 = Segment(E2, G2)
j2 = Segment(H2, I2)
J2 = Point(s)
LES = Segment(U1, J2)