GeoGebra几何作图范例：频率分布与缩放变换

GeoGebra 命令及参数

1. Segment((0, a_2), (0, 5)) → e
2. Point(yAxis) → A_1
3. Vector(A_1, B) → u
4. Textfield(f_1) → inputBox1
5. Textfield(f_2) → inputBox2
6. Textfield(f_3) → inputBox3
7. ImplicitCurve(g(x, y)) → h
8. Vector(B, E) → v
9. Segment((0, cut), (0, Min[r, a_2])) → d
10. Segment((0, (-r)), (0, Min[r, cut])) → c
11. Sequence(Vector[(0, k), (2, f(k))], k, (-r), r, r / n) → list1
12. Sequence((k, f(k)), k, (-r), r, r / n) → list2
13. Textfield(g) → inputBox4
14. Textfield(g) → inputBox5
15. Textfield(f_1) → inputBox6
16. Textfield(f_2) → inputBox7