折纸与分数

GeoGebra 命令及参数

1. Intersect(xAxis, yAxis) → A
2. Line(A, B) → a
3. OrthogonalLine(B, a) → b
4. Circle(B, A) → c
5. Intersect(c, b, 2) → C
6. Circle(C, B) → d
7. Circle(A, B) → e
8. Intersect(d, e, 2) → D
9. Segment(D, C) → f
10. Segment(C, B) → g
11. Segment(A, B) → h
12. Segment(A, D) → i
13. Midpoint(A, D) → E
14. Midpoint(D, C) → F
15. Midpoint(C, B) → G
16. Midpoint(B, A) → H
17. Segment(A, C) → j
18. Segment(D, B) → k
19. Segment(F, H) → l
20. Segment(E, G) → m
21. Segment(H, C) → n
22. Segment(C, E) → p
23. Segment(D, H) → q
24. Segment(D, G) → r
25. Segment(A, F) → s
26. Segment(A, G) → t
27. Segment(E, B) → a_1
28. Segment(B, F) → b_1