三维向量演示 by Rodolfo Fernández de Lara Hadad

GeoGebra 命令及参数

1. Point(xAxis) → A
2. Point(yAxis) → B
3. OrthogonalLine(A, xAxis) → a_2
4. OrthogonalLine(B, yAxis) → b
5. Intersect(a_2, b) → C
6. Point(yAxis) → D
7. Vector(D, C) → a_{xy}
8. Vector(D, A) → a_x
9. Vector(D, B) → a_y
10. Polygon(D, A, C, B) → poly1, d, a_1, c, b_1
11. Point(zAxis) → E
12. Prism(poly1, E) → e, F, edgeAF, edgeCG, edgeBH, edgeEF, edgeFG, edgeGH, edgeEH, G, H, faceADEF, faceACGF, faceBCGH, faceBDEH, faceEFGH, edgeDE
13. Vector(D, G) → a
14. Vector(D, E) → a_z
15. Point(xAxis) → I
16. Angle(I, D, C) → ϕ
17. Point(zAxis) → J
18. Angle(J, D, G) → θ
19. Point(b_1) → K
20. Angle(I, D, G) → α
21. Point(yAxis) → L
22. Angle(L, D, G) → β