基频叠加三次谐波

GeoGebra 命令及参数

1. Line(A, xAxis) → a
2. Point(a) → E
3. Point(a) → D
4. Vector(D, E) → u
5. OrthogonalLine(A, u) → c
6. Point(c) → B
7. Point(c) → C
8. Vector((x(D), y(B)), (x(E), y(B))) → v
9. Vector((x(B), y(B) - 1), (x(B), y(B) + 1)) → b
10. Point(c) → F
11. Mirror(F, a) → F'
12. Vector(F', F) → d
13. Vector((x(D), y(C)), (x(E), y(C))) → w
14. Vector((x(C), y(C) - 1), (x(C), y(C) + 1)) → z
15. Point(a) → G
16. Function(f, x(C) - 1, x(G)) → p
17. Function(g, x(B) - 1, x(G)) → q
18. Function(h, x(A) - 1, x(G)) → r
19. OrthogonalLine(G, u) → e
20. Intersect(p, e, (12.566400000000001, 8.998960332696414)) → H
21. Intersect(q, e, (12.566400000000001, 2.4543534220062475)) → I
22. Intersect(r, e, (12.566400000000001, -2.938686245297339)) → J
23. Segment(H, G) → i
24. Segment(H, J) → j
25. Segment(J, G) → k
26. Function(f, x(C) - 1, x(E)) → s
27. Function(g, x(B) - 1, x(E)) → f_1
28. Function(h, x(A) - 1, x(E)) → g_1