正弦与余弦函数图像 by Erik Jacobsen

GeoGebra 命令及参数

1. Intersect(f, h, -20, 20) → A, B, K, L, M, T, U, V, W, Z, A_1, Z_2, C, A_3, B_3, C_3, D_3, E_3, L_3, M_3, N_3, O_3, P_3, D, Q_3, E, F, G, H, I, J
2. Intersect(g, h, -20, 20) → H_1, I_1, R_1, S_1, B_2, C_2, D_2, E_2, F_2, G_2, H_2, I_2, J_1, G_4, H_4, I_4, J_4, K_4, L_4, S_4, T_4, U_4, V_4, K_1, W_4, Z_4, L_1, M_1, N_1, O_1, P_1, Q_1
3. Extremum(f, -20, 20) → P_2, Q_2, R, S, B_1, C_1, D_1, E_1, F_1, G_1, V_2, W_2, R_2, F_3, G_3, H_3, I_3, J_3, K_3, R_3, S_3, T_3, U_3, S_2, V_3, W_3, T_2, U_2, N, O, P, Q
4. Extremum(g, -20, 20) → Z_3, A_4, W_1, Z_1, A_2, J_2, K_2, L_2, M_2, N_2, O_2, M_4, B_4, N_4, O_4, P_4, Q_4, R_4, A_5, B_5, C_5, D_5, E_5, C_4, F_5, , D_4, E_4, F_4, T_1, U_1, V_1