伊斯兰几何图案的构造

GeoGebra 命令及参数

1. Intersect(xAxis, yAxis) → A
2. ConstructionStep() → stap
3. Point(xAxis) → B
4. Circle(A, B) → c
5. Circle(B, A) → d
6. Intersect(c, d, 2) → C
7. Circle(C, A) → e
8. Polygon(A, B, C) → driehoek1, c_1, a, b
9. Intersect(d, e, 2) → D
10. Segment(B, D) → f
11. Intersect(c, e, 2) → E
12. Segment(E, D) → g
13. Line(A, B) → h
14. OrthogonalLine(A, h) → i
15. Intersect(i, g) → F
16. Segment(A, F) → j
17. OrthogonalLine(D, h) → k
18. Intersect(h, k) → G
19. Segment(D, G) → l
20. Polygon(A, F, D, G) → vierhoek1, a_1, f_1, d_1, g_1