最简形式

GeoGebra 命令及参数

1. Textfield(num) → InputBox1
2. Textfield(den) → InputBox2
3. Circle(D, r) → h
4. Sequence(CircleSector[D, (x(D) + (r * cos((α_{1} * (i - 1)))), y(D) + (r * sin((α_{1} * (i - 1))))), (x(D) + (r * cos((α_{1} * i))), y(D) + (r * sin((α_{1} * i))))], i, 1, n) → e1
5. Sequence(CircleSector[C, (x(C) + (r * cos((α * (i - 1)))), y(C) + (r * sin((α * (i - 1))))), (x(C) + (r * cos((α * i))), y(C) + (r * sin((α * i))))], i, 1, num) → f1
6. Sequence(CircleSector[D, (x(D) + (r * cos((α_{1} * (i - 1)))), y(D) + (r * sin((α_{1} * (i - 1))))), (x(D) + (r * cos((α_{1} * i))), y(D) + (r * sin((α_{1} * i))))], i, 1, d) → equi
7. Sequence(CircleSector[C, (x(C) + (r * cos((α * (i - 1)))), y(C) + (r * sin((α * (i - 1))))), (x(C) + (r * cos((α * i))), y(C) + (r * sin((α * i))))], i, 1, den) → frac
8. Line(A_1, B_1) → t
9. Line(C_1, t) → f_1
10. Segment(H, I) → f
11. Circle(C, r) → g
12. If(num ≠ 0 ∧ den ≠ 0 ∧ num ≤ den, true, false) → a