复数乘法 by Brad Findell

GeoGebra 命令及参数

1. Vector((0, 0), A) → w
2. Vector((0, 0), B) → v
3. Vector(V_a, V') → v_2
4. Segment(A, C) → b
5. Segment((0, 0), C) → a
6. Polygon((0, 0), A, C) → t1, c, f, a_1
7. Polygon((0, 0), V_a, V') → t2, v'_1, g, v_1
8. Angle(V', V_a, O, xOyPlane) → α_2
9. Angle(A, C, O, xOyPlane) → α_1
10. Angle(V_a, O, V_b, xOyPlane) → α_3
11. Angle(D, O, A, xOyPlane) → θ
12. Angle(D, O, V', xOyPlane) → φ
13. Angle(D, O, B, xOyPlane) → ψ