分数加法演示 by Ramaswamy kodam

GeoGebra 命令及参数

1. Circle(A, 2) → c
2. Circle(B, 2) → d
3. Point(c) → C
4. Point(d) → D
5. Segment(A, C) → f
6. Segment(B, D) → g
7. Sequence(Segment[A, Rotate[C, f°, A]], f, (360°) / b, 360, 360 / b) → l1
8. Sequence(Segment[B, Rotate[D, g°, B]], g, (360°) / n, 360, 360 / n) → l2
9. Rotate(C, (360° * a / b), A) → C'
10. Angle(C, A, C') → α
11. Rotate(D, (-((360° * m / n))), B) → D'
12. Angle(D', B, D) → β
13. CircleSector(A, C, C') → e
14. CircleSector(B, D', D) → h
15. LCM(b, n) → k
16. Vector(A, V) → u
17. Translate(c, u) → c'
18. Translate(e, u) → e'
19. Translate(A, u) → A'
20. Translate(C, u) → C'_1
21. Segment(A', C'_1) → f'
22. Translate(l1, u) → l1'