分数集合模型

GeoGebra 命令及参数

1. Circle(A, 1) → c
2. Circle(B, 1) → d
3. Circle(C, 1) → e
4. Circle(A, 1) → outline1
5. Circle(B, 1) → outline2
6. Circle(C, 1) → outline3
7. Circle(D, 1) → outline4
8. Circle(E, 1) → outline5
9. Circle(F, 1) → outline6
10. Segment(K, L) → setR
11. Segment(N, K) → setT
12. Segment(M, L) → setB
13. Segment(M, N) → setL
14. Circle(G, 1) → outline7
15. Circle(H, 1) → outline8
16. Circle(I, 1) → outline9
17. Circle(J, 1) → outline10
18. Circle(D, 1) → e_1
19. Circle(E, 1) → f_1
20. Circle(F, 1) → g_1
21. Circle(G, 1) → h_1
22. Circle(H, 1) → k_1
23. Circle(I, 1) → p_1
24. Circle(J, 1) → q_1
25. Polygon(Q, R, S, T) → poly1, q_2, r_1, s_1, t_1
26. PointIn(Polygon[(-1, -3.5), (27, -3.5), (27, 2.28), (-1, 2.28)]) → W
27. Point(Circle[W, 2.5]) → C_1
28. Point(t_1) → E_1
29. Point(r_1) → F_1
30. Polygon(W, (x(W), y(W) - 2.5), (x(W) + (b * 2.5), y(W) - 2.5), (x(W) + (b * 2.5), y(W))) → setCkPoly, w, f, g, h