棱锥体积的分层近似（BDD）

GeoGebra 命令及参数

1. Polygon(A, B, D, C) → poly1, a, b, d, c
2. Polygon(E, F, G, H) → poly2, e, f, g, h
3. Polygon(I, J, K, L) → poly3, i, j, k, l
4. Segment(M, J) → m
5. Segment(F, J) → n
6. Segment(F, B) → p
7. Segment(M, K) → q
8. Segment(K, G) → r
9. Intersect(f, r) → N
10. Segment(N, D) → s
11. Segment(M, I) → t
12. Segment(I, E) → f_1
13. Segment(E, A) → g_1
14. Segment(M, L) → h_1
15. Segment(L, H) → i_1
16. Segment(H, C) → j_1
17. Polygon(O, P, Q, R) → poly4, o, p_1, q_1, r_1
18. Polygon(S, T, V, U) → poly5, s_1, t_1, v, u
19. Polygon(W, Z, B_1, A_1) → poly6, w, z_1, b_1, a_1
20. Polygon(E_1, C_1, D_1, F_1) → poly7, e_1, c_1, d_1, f_2
21. Polygon(I_1, G_1, H_1, J_1) → poly8, i_2, g_2, h_2, j_2
22. Polygon(M_1, K_1, L_1, N_1) → poly9, m_1, k_1, l_1, n_1
23. Polygon(P_1, O_1, R_1, Q_1) → poly10, p_2, o_1, r_2, q_2