Ovidiu 螺线

GeoGebra 命令及参数

1. Polygon(A, B, 3) → poly1, f, g, h, C
2. OrthogonalLine(A, g) → i
3. Intersect(g, i) → D
4. Segment(A, D) → j
5. Polygon(A, D, 3) → poly2, k, l, m, E
6. Intersect(l, h) → F
7. Polygon(A, F, 3) → poly3, n, p, q, G
8. Intersect(p, m) → H
9. Polygon(A, H, 3) → poly4, r, s, t, I
10. Intersect(s, q) → J
11. Polygon(A, J, 3) → poly5, a, b, c, K
12. Intersect(b, t) → L
13. Polygon(A, L, 3) → poly6, d, e, f_1, M
14. Intersect(e, c) → N
15. Polygon(A, N, 3) → poly7, g_1, h_1, i_1, O
16. Intersect(h_1, f_1) → P
17. Polygon(A, P, 3) → poly8, j_1, k_1, l_1, Q
18. Intersect(i_1, k_1) → R
19. Polygon(A, R, 3) → poly9, m_1, n_1, p_1, S
20. Intersect(n_1, l_1) → T
21. Polygon(A, T, 3) → poly10, q_1, r_1, s_1, U
22. Intersect(r_1, p_1) → V
23. Polygon(A, V, 3) → poly11, t_1, a_1, b_1, W
24. Intersect(a_1, s_1) → Z
25. Polygon(A, Z, 3) → poly12, c_1, d_1, e_1, A_1
26. Intersect(d_1, f) → B_1
27. Line(D, B) → f_2
28. Line(F, D) → g_2