投影到球面

GeoGebra 命令及参数

1. Segment(C, D) → b
2. Segment(D, A) → c
3. Segment(A, B) → d
4. Segment(B, C) → e
5. Segment(E, D) → f
6. Segment(A, E) → g
7. Segment(C, E) → h
8. Segment(B, E) → i
9. Point(h) → F
10. Sphere(E, F) → a
11. Intersect(i, a) → G,
12. Intersect(h, a) → H,
13. Intersect(g, a) → I,
14. Intersect(f, a) → J, K
15. Polygon(B, A, D, C) → poly1, b_1, a_1, d_1, c_1
16. Point(d) → L
17. Segment(L, E) → j
18. Intersect(j, a) → M,
19. CircumcircleArc(G, M, I) → k
20. Point(c) → N
21. Segment(N, E) → l
22. Intersect(l, a) → O,
23. CircumcircleArc(I, O, K) → p
24. Point(poly1) → P
25. Point(b) → Q
26. Segment(Q, E) → m
27. Intersect(m, a) → R,
28. CircumcircleArc(K, R, H) → q
29. Point(e) → S
30. Segment(S, E) → n
31. Intersect(n, a) → T,
32. CircumcircleArc(G, T, H) → r