三种反函数的几何作图

GeoGebra 命令及参数

1. Circle(O, B) → c
2. Ray(O, P) → a
3. OrthogonalLine(P, a) → b
4. Intersect(c, b, 2) → X
5. Intersect(c, b, 1) → Y
6. Segment(O, Y) → d
7. Segment(O, X) → e
8. OrthogonalLine(X, e) → f
9. OrthogonalLine(Y, d) → g
10. Intersect(g, f) → P'
11. LineBisector(P, O) → h
12. Intersect(c, h, 1) → Z
13. Segment(Z, O) → i
14. Segment(P, Z) → j
15. LineBisector(Z, O) → k
16. Point(c) → R
17. Intersect(c, a, 1) → Q
18. Segment(R, P) → m
19. Segment(R, P') → n
20. Angle(P, R, Q) → α
21. Segment(R, Q) → l
22. Angle(Q, R, P') → β