Segmentos

B = (4, 3, -6)
A = (3, -2, 1)
u = Vector((0, 0), A)
v = Vector((0, 0), B)
a: (u * v)
w: u ⊗ v
O = (0, 0)
C: O + u + v
paralelogramo, b, c, h, i = Polygon(O, A, C, B)
D: O + w
α = Angle(A, O, B)
β = Angle(A, O, D)
γ = Angle(B, O, D)
j = false
α_2 = Angle(B, O, A)