三维向量探索 by dshaft (2)

GeoGebra 命令及参数

1. Line(O, z_1) → a
2. Line(O, x_1) → b
3. Line(O, y_1) → c
4. Segment(O, y_2) → e
5. Segment(y_2, A) → g
6. Segment(A, B) → h
7. Vector(O, B) → u
8. Segment(C, H) → i
9. Point(g) → I
10. Segment(C, I) → j
11. Segment(D, J) → k
12. Segment(D, K) → l
13. Segment(y_2, E) → d
14. Segment(E, F) → f
15. Vector(O, F) → v
16. Segment(y_{13}, E_1) → d_1
17. Segment(A_1, B_1) → h_1
18. Segment(O, y_{-2}) → m
19. Vector(O, B_1) → w
20. Segment(A_2, B_2) → h_2
21. Segment(z_{-3}, G) → n
22. Segment(G, L) → p
23. Vector(O, L) → z
24. Segment(O, x_{-1}) → q
25. Segment(x_{-1}, M) → r
26. Segment(M, N) → s
27. Vector(O, N) → t
28. Segment(x_{-1}, P) → b_1
29. Segment(P, Q) → c_1
30. Vector(O, Q) → u_1
31. Intersect(d_1, h_1) → R
32. Segment(R, S) → a_1
33. Vector(O, S) → v_1
34. Segment(y_{-2}, T) → e_1
35. Segment(T, U) → f_1
36. Vector(O, U) → w_1