三次根函数图象

GeoGebra 命令及参数

1. Segment(A, B) → a
2. Segment(C, D) → b
3. CurveCartesian(t, cbrt(t), t, -8.1, 8.1) → c
4. Point(c) → E
5. Point(c) → G
6. Vector(G, H) → v
7. Textfield(a1) → inputBox1
8. Textfield(a2) → inputBox2
9. Textfield(a3) → inputBox3
10. Textfield(a4) → inputBox4
11. Textfield(a5) → inputBox5
12. Textfield(a6) → inputBox6
13. Textfield(a7) → inputBox7
14. Point(c) → I
15. Vector(I, J) → u