正多边形内接于单位圆的顶点距离乘积

GeoGebra 命令及参数

1. Circle(A, 1) → c
2. Point(c) → C
3. Segment(A, C) → a
4. Sequence(Rotate[C, ((i * 2) * π / n), A], i, 0, n) → list1
5. Sequence(Segment[Element[list1, i], Element[list1, i + 1]], i, 1, n) → list2
6. Sequence(Segment[C, Element[list1, i + 1]], i, 1, n - 1) → BlueSegments
7. Product(BlueSegments) → ProductOfBlueSegments
8. LaTeX(BlueSegments, true, true) → text1
9. Point(c) → D
10. Segment(A, D) → d
11. Text(Sequence[(Element[BlueSegments, i] * x), i, 1, n - 1]) → text2
12. LaTeX(ProductOfBlueSegments, true, true) → text3
13. Sequence(Segment[C, Element[list1, i + 1]], i, 1, b) → list3
14. Product(list3) → ProductOfFirstBBlueSegments