立方体二等分

GeoGebra 命令及参数

1. Cube(A, B, C) → cubo, D, caraCDHG, caraEFGH, aristaAD, aristaAB, aristaBC, aristaCD, aristaAE, aristaDH, aristaEH, aristaEF, E, aristaBF, aristaFG, aristaCG, aristaGH, F, G, H, caraABCD, caraADHE, caraABFE, caraBCGF
2. Midpoint(F, A) → I
3. Midpoint(H, C) → J
4. Midpoint(E, F) → K
5. Midpoint(H, G) → L
6. Segment(I, J) → f
7. Line(K, L) → i
8. Vector(D, A) → u
9. Midpoint(C, D) → M
10. Midpoint(E, C) → N
11. Midpoint(J, L) → O
12. Midpoint(aristaDH) → P
13. Midpoint(P, H) → Q
14. CurveCartesian((a / 2 * sin((π * t))), a, (a / 2 * cos((π * t))) + a / 2, t, 0, 1) → b
15. Mirror(b, J) → c
16. Translate(b, u) → b'
17. Translate(c, u) → c'
18. Surface((b(t) * k) + (b'(t) * (1 - k)), k, 0, 1, t, 0, 1) → d_1
19. Surface((c(t) * k) + (c'(t) * (1 - k)), k, 0, 1, t, 0, 1) → e
20. Midpoint(aristaCG) → R
21. CurveCartesian((R * k) + (G * (1 - k)), k, 0, 1) → s1
22. Surface((s1(t) * k) + (b(t) * (1 - k)), k, 0, 1, t, 0, 1) → d
23. CurveCartesian((R * k) + (C * (1 - k)), k, 0, 1) → s2
24. Surface((s2(t) * k) + (c(t) * (1 - k)), k, 0, 1, t, 0, 1) → g
25. Translate(g, u) → g'
26. Translate(d, u) → d'
27. CurveCartesian((G * k) + (F * (1 - k)), k, 0, 1) → s3
28. CurveCartesian((L * k) + (K * (1 - k)), k, 0, 1) → s4
29. Surface((s3(t) * k) + (s4(t) * (1 - k)), k, 0, 1, t, 0, 1) → h
30. Vector(G, C) → v
31. CurveCartesian((C * k) + (B * (1 - k)), k, 0, 1) → s5
32. Surface((s3(t) * k) + (s5(t) * (1 - k)), k, 0, 1, t, 0, 1) → j
33. Translate(h, v) → h'
34. Vector(M, C) → w
35. Translate(l1, Vector[(m * w)]) → l2
36. Mirror(l2, N) → l3