交点轨迹 by cmgfaiz

GeoGebra 命令及参数

1. Intersect(xAxis, yAxis) → A
2. Circle(A, 1) → c
3. Intersect(xAxis, yAxis) → P_2
4. Intersect(p_3, q_3, (1, 0)) → B
5. Rotate(B, π / n, P_2) → B'
6. Angle(B, P_2, B') → α
7. OrthogonalLine(B', xAxis) → b
8. Intersect(c, b, 1) → C
9. Polygon(C, B', n) → poly1, d, m, n_3, j_1, l_1, n_1, r_1, t_1, b_2, d_2, f_2, e, h_2, j_2, l_2, n_2, q_2, s_2, a_3, c_3, e_3, f_3, f, g_3, D, E, F, G, H, I, J, K, L, g, W, A_1, C_1, H_1, J_1, L_1, N_1, P_1, R_1, T_1, h, V_1, Z_1, B_2, D_2, F_2, H_2, J_2, K_2, L_2, i, j, k, l
10. Circle(B, s) → p
11. Intersect(p, xAxis, 1) → M
12. Circle(M, s) → q
13. Rotate(M, (π * (n - 2) / ((2 * n))), B) → M'
14. Angle(M, B, M') → β
15. Ray(B, M') → r
16. Intersect(q, r, 2) → N
17. Polygon(N, B, n) → poly2, t, i_1, k_1, m_1, p_1, q_1, s_1, a_2, c_2, e_2, g_2, a_1, i_2, k_2, m_2, p_2, r_2, t_2, b_3, d_3, h_3, i_3, b_1, j_3, O, P, Q, R, S, T, U, V, D_1, c_1, E_1, F_1, G_1, I_1, K_1, M_1, O_1, Q_1, S_1, U_1, d_1, W_1, A_2, C_2, E_2, G_2, I_2, M_2, N_2, O_2, e_1, f_1, g_1, h_1
18. Intersect(d, a_1) → Z
19. Intersect(d, t) → B_1