正弦与余弦π友好绘图模板

GeoGebra 命令及参数

1. Textfield(start) → InputBox1
2. Textfield(end) → InputBox2
3. Textfield(k1) → InputBox3
4. Textfield(k2) → InputBox4
5. Textfield(k3) → InputBox5
6. Point(eq6) → A
7. Point(eq7) → B
8. Point(eq8) → C
9. Point(eq9) → D
10. Textfield(a) → InputBox6
11. Textfield(b) → InputBox7
12. Point(eq10) → E
13. Point(eq7) → F
14. FitSin({A, C, D, E, F}) → f
15. SurdText(k2 / π) → text1
16. SurdText(x(A) / π) → text4
17. SurdText(k1 / π) → text6
18. SurdText(x(E) / π) → text8
19. SurdText(x(F) / π) → text10