正负收益动态探究：整数、斜率与函数连续性

GeoGebra 命令及参数

1. Polygon(D, B, A, C) → poly1, d, b, a, c
2. Segment(E, F) → f
3. Point(b) → I
4. Ray(I, J) → m
5. Point(b) → K
6. Ray(K, L) → n
7. Point(b) → M
8. Ray(M, N) → p
9. Point(b) → O
10. Ray(O, P) → q
11. Point(b) → Q
12. Ray(Q, R) → r
13. Point(b) → S
14. Ray(S, T) → s
15. Point(b) → U
16. Ray(U, V) → t
17. Point(b) → W
18. Ray(W, Z) → f_1
19. Point(b) → C_1
20. Ray(C_1, D_1) → h_1
21. Point(b) → A_1
22. Ray(A_1, B_1) → g_1
23. Point(b) → E_1
24. Ray(E_1, F_1) → i_1
25. Point(b) → G_1
26. Ray(G_1, H_1) → j_1
27. Point(b) → I_1
28. Ray(I_1, J_1) → k_1
29. Point(b) → K_1
30. Ray(K_1, L_1) → l_1
31. Point(b) → M_1
32. Ray(M_1, N_1) → m_1
33. Point(b) → O_1
34. Ray(O_1, P_1) → n_1
35. Point(b) → Q_1
36. Ray(Q_1, R_1) → p_1
37. Point(b) → S_1
38. Ray(S_1, T_1) → q_1
39. Point(b) → U_1
40. Ray(U_1, V_1) → r_1