核电站选址优化

GeoGebra 命令及参数

1. Segment(A, D) → a
2. Segment(D, B) → b
3. Segment(D, C) → c
4. Angle(A, D, C) → α
5. Angle(C, D, B) → β
6. Angle(B, D, A) → γ
7. Segment(B, C) → d
8. Segment(C, A) → e
9. LineBisector(e) → f
10. LineBisector(d) → g
11. Intersect(g, f) → M_U
12. OrthogonalLine(B, e) → i
13. OrthogonalLine(A, d) → j
14. Intersect(j, i) → H_S
15. AngularBisector(A, B, C) → l
16. AngularBisector(B, C, A) → m
17. Intersect(m, l) → M_I
18. Midpoint(e) → E
19. Midpoint(d) → F_1
20. Segment(E, B) → p
21. Segment(F_1, A) → q
22. Line(F_1, A) → r
23. Line(E, B) → s
24. Intersect(r, s) → S
25. Polygon(A, B, 3) → Vieleck1, t, a_1, b_1, G
26. Polygon(B, C, 3) → Vieleck2, c_1, b_2, c_2, H
27. Polygon(C, A, 3) → Vieleck3, d_1, c_3, a_2, I
28. Segment(I, B) → e_1
29. Segment(G, C) → f_1
30. Intersect(e_1, f_1) → F