四边形数列的几何推广：从特殊到一般化构造

GeoGebra 命令及参数

1. Vector(S, T) → w_1
2. Polygon(S, T, 5) → poly3, t, a_1, d_1, e_1, i_1, U, V, W
3. Midpoint(i_1) → L_1
4. Vector(U, V) → j_1
5. Vector(T, U) → z_1
6. Vector(W, S) → v_1
7. Vector(V, W) → u_1
8. Polygon(B, C, 4) → poly1, c, d, e, f, D, E
9. Midpoint(f) → K_1
10. Polygon(K, L, 3) → poly5, l, m, n, M
11. Midpoint(n) → J_1
12. Vector(B, C) → v
13. Vector(D, E) → h
14. Vector(C, D) → w
15. Vector(E, B) → u
16. Polygon(F, G, H, I) → poly2, f_1, g_1, h_1, i
17. Vector(K, L) → z
18. Vector(L, M) → p
19. Vector(M, K) → q
20. Polygon(O, P, N) → poly6, n_1, o, p_1
21. Segment(Q, K) → c_1
22. Segment(Q, J_1) → b_1
23. OrthogonalLine(Q, n_1) → a
24. Intersect(n_1, a) → A
25. Segment(Q, A) → b
26. OrthogonalLine(J, g_1) → j
27. Intersect(g_1, j) → R
28. Segment(J, R) → s
29. Polygon(A_1, B_1, C_1, D_1, Z) → poly4, a_2, b_2, c_2, d_2, z_2
30. OrthogonalLine(E_1, b_2) → k_1
31. Intersect(b_2, k_1) → F_1
32. Segment(E_1, F_1) → m_1
33. Segment(J, K_1) → r
34. Segment(E_1, L_1) → l_1