O = (-2.7755575615628914E-17, 0, 0)
Terre = Sphere(O, 1.6)
équateur = IntersectPath(xOyPlane, Terre)
N: (0, 0, 1.6)
S: (0, 0, -1.6)
a: x = 0
greenwich = IntersectPath(a, Terre)
E, C = Intersect(greenwich, équateur)
M = PointIn(Terre)
b = Plane(N, M, S)
méridien = IntersectPath(b, Terre)
M_1, D = Intersect(méridien, équateur)
longitude = Angle(E, O, M_1)
f = Segment(O, E)
g = Segment(O, M_1)
i = Segment(O, M)
latitude = Angle(M_1, O, M, xOyPlane)
h = Line(N, S)
parallèle = Circle(h, M)
A: (1.6, 0, 0)
Londres: (0, 0.9960234187, 1.252173)
Paris: (-0.0422, 1.051, 1.206)
Madrid: (-0.079, 1.216, 1.037)
NewYork: (1.088, -0.54, 1.041)
Pékin: (-1.1805, 0.336, 1.026)
Moscou: (-0.536, 0.693, 1.339)
Quito: (1.571, 0.305, 0)
LeCap: (-0.421, 1.258, -0.895)
Santiago: (1.259, 0.441, -0.883)
Sydney: (0.641, -1.161, -0.895)
Wellington: (0.109, -1.197, -1.056)
Oslo = (-0.15, 0.788, 1.384)
Tunis: (-0.227, 1.261, 0.958)
Padang: (-1.573, -0.289, -0.028)