最小公倍数（LCM）交互式入门演示

GeoGebra 命令及参数

1. Random(1, 23) → f
2. Element(L1, h) → b
3. Element(L1, g) → a
4. LCM(a, b) → c
5. GCD(a, b) → ans
6. Intersect(xAxis, yAxis) → A
7. Circle(A, 3.5) → d
8. Point(d) → B
9. Point(d) → C
10. Rotate(B, α, A) → P1
11. Rotate(C, β, A) → P2
12. Circle(P1, 0.3) → e
13. Circle(P2, 0.3) → k
14. RandomElement(L_1) → text1
15. RandomElement(L_2) → text2
16. Vector(D, H) → u
17. Circle(J, 0.3) → p
18. Circle(I, 0.3) → q
19. Sequence((a * o)) → L3
20. Sequence((b * g1), g1, 1, 10) → L4
21. Sequence((a * o)) → L_4
22. Sequence((a * s), s, 1, l) → L_5
23. Sequence((b * s), s, 1, m) → L_6
24. Random(1, 23) → f_1
25. Element(L1_1, g_1) → a_1
26. RandomElement(L_7) → text1_1
27. Sequence((a_1 * s), s, 1, l_1) → L_8
28. Random(1, 23) → f_2
29. Element(L1_2, g_2) → a_2
30. RandomElement(L_9) → text1_2
31. Sequence((a_2 * s), s, 1, l_2) → L_{10}
32. RandomElement(L_{11}) → text1_3
33. Textfield(text8) → InputBox1
34. PrimeFactors(b) → L_{13}
35. PrimeFactors(c) → L_{14}
36. PrimeFactors(a) → L_{12}
37. PrimeFactors(ans) → L_{15}
38. Segment(K, L) → t
39. Segment(L, M) → i_1
40. Element(L_{15}, 1) → v
41. Intersect(t, i_1) → N
42. Segment(N, O) → k_1
43. Segment(O, P) → m_1
44. Element(L_{15}, 2) → c_1
45. Intersect(k_1, m_1) → Q
46. Segment(Q, R) → n_1
47. Segment(R, S) → p_1
48. Element(L_{15}, 3) → d1
49. If(text8 ≟ text30, text10, text11) → text21
50. Element(L_{14}, 1) → f1
51. Element(L_{14}, 2) → f2
52. Element(L_{14}, 3) → f3
53. Element(L_{14}, 4) → f4
54. Element(L_{14}, 5) → f5