骨骼八面体翻转

GeoGebra 命令及参数

1. Point(zAxis) → A
2. Point(yAxis) → B
3. Point(xAxis) → C
4. Point(yAxis) → D
5. Point(xAxis) → E
6. Point(zAxis) → F
7. Intersect(zAxis, xOyPlane) → O
8. Line(O, Z) → a
9. Polygon(B, C, D, E) → poly1, b, c, d, e
10. Polygon(B, F, D, A) → poly2, b_1, f, d_1, a_1
11. Polygon(E, F, C, A) → poly3, e_1, f_1, c_1, a_2
12. Dilate(A, scalefactor, O) → A'
13. Dilate(B, scalefactor, O) → B'
14. Dilate(C, scalefactor, O) → C'
15. Dilate(D, scalefactor, O) → D'
16. Dilate(E, scalefactor, O) → E'
17. Dilate(F, scalefactor, O) → F'
18. Plane(F', C', D') → g
19. Mirror(O, g) → O'
20. Polygon(C', O', F') → poly4, f', c', o'
21. Polygon(C', D', O') → poly5, o'_1, c'_1, d'
22. Polygon(F', O', D') → poly6, d'_1, f'_1, o'_2
23. Mirror(poly4, poly3) → poly4'
24. Mirror(poly6, poly2) → poly6'
25. Mirror(poly5, poly1) → poly5'
26. Mirror(poly4', poly2) → poly4''
27. Mirror(poly4, poly2) → poly4'_1
28. Mirror(poly4', poly1) → poly4''_1
29. Mirror(poly4, poly1) → poly4'_2
30. Mirror(poly4'_1, poly1) → poly7
31. Mirror(poly4'', poly1) → poly4'''
32. Mirror(poly6', poly3) → poly6''
33. Mirror(poly6, poly3) → poly6'_1
34. Mirror(poly6'_1, poly1) → poly8
35. Mirror(poly6'', poly1) → poly6'''
36. Mirror(poly6', poly1) → poly6''_1
37. Mirror(poly6, poly1) → poly6'_2
38. Mirror(poly5, poly3) → poly5'_1
39. Mirror(poly5', poly3) → poly5''
40. Mirror(poly5'_1, poly2) → poly9
41. Mirror(poly5'', poly2) → poly5'''
42. Mirror(poly5, poly2) → poly5'_2
43. Mirror(poly5', poly2) → poly5''_1