3.4.4(b) 奥恩达博物馆:瓷砖4——三维向量与几何变换的关联演示
几何画板及绘图内容加载中,请稍等……
所属专题
geometriadinamica.es
该范例演示了在三维空间中,通过一系列几何变换(旋转、镜像、平移)构造一个复杂的瓷砖图案,并展示向量、中点、垂线等元素之间的关联。核心数学概念包括三维向量运算、几何变换(旋转、镜像)、正交直线、中点与交点,以及概率统计中的相关性概念(原站标签提及)。作图要点:使用GeoGebra命令如Line(直线)、Point(点)、OrthogonalLine(正交线)、Intersect(交点)、Midpoint(中点)、Mirror(镜像)、Min(最小值)、Rotate(旋转)、Vector(向量)等,构造了多个点(A, B, G, E, J, H, F, I等)和向量(vp, vg, dif, vs, vr, vt, v, vd),并通过这些元素生成对称的瓷砖图案。适合高中或大学阶段学习三维几何、向量变换与几何作图的进阶学生,也可用于艺术数学或文化数学(如瓷砖设计)的教学案例。
GeoGebra 命令及参数
Line(A, B) → bLine(G, b) → ePoint(e) → JOrthogonalLine(J, e) → hOrthogonalLine(G, e) → fPoint(f) → HOrthogonalLine(H, f) → gIntersect(g, h) → EMidpoint(E, H) → IMidpoint(I, E) → B_1Midpoint(G, J) → DMidpoint(J, E) → FMidpoint(H, G) → KMidpoint(D, I) → LMidpoint(K, L) → MMidpoint(L, F) → NMidpoint(F, J) → OMidpoint(J, D) → PMidpoint(G, D) → QMidpoint(K, G) → RMidpoint(Q, M) → SMidpoint(L, D) → TMidpoint(P, N) → UMidpoint(F, E) → VMidpoint(K, H) → WMidpoint(W, V) → ZMidpoint(H, I) → A_1Midpoint(N, B_1) → C_1Midpoint(Z, W) → D_1Midpoint(D, U) → E_1Midpoint(U, J) → F_1Midpoint(T, Q) → G_1Midpoint(S, G) → H_1Midpoint(S, K) → I_1Midpoint(M, T) → J_1Midpoint(T, N) → K_1Midpoint(N, O) → L_1Midpoint(F, C_1) → M_1Midpoint(C_1, L) → N_1Midpoint(L, D_1) → O_1Midpoint(D_1, K) → P_1Midpoint(H, D_1) → Q_1Midpoint(D_1, I) → R_1Midpoint(I, C_1) → S_1Midpoint(C_1, E) → T_1Mirror(F_1, h) → U_1Mirror(L_1, h) → V_1Mirror(M_1, h) → W_1Mirror(T_1, h) → Z_1Mirror(B_1, h) → A_2Mirror(L_1, h) → C_2Line(Q, A_2) → dLine(F, d) → iLine(C_1, d) → kLine(S_1, k) → lLine(R_1, L_1) → jLine(D_1, j) → mLine(M, j) → nLine(I, j) → pLine(E_1, N_1) → c_1Line(F_1, M_1) → d_1Line(G_1, R_1) → e_1Line(W_1, P_1) → g_1Line(Q_1, Z_1) → h_1Mirror(T, m) → T'Mirror(K_1, m) → I_2Mirror(T, m) → T'_1Mirror(L, m) → L'Mirror(T, m) → T'_2Mirror(U, m) → U'_1Mirror(T, m) → T'_3Point(b) → A1Min(90, ((a - 1) * 90)) → r1Rotate(T, ((-r1))°, T) → T'_7Rotate(U'_1, ((-r1))°, T) → D_{12}Rotate(T'_3, ((-r1))°, T) → E_{12}Rotate(U, ((-r1))°, T) → U'_3Rotate(T, ((-r1))°, T) → T'_8Rotate(T, ((-r1))°, T'_8) → T'_9Rotate(T'_2, ((-r1))°, T) → I_{12}Rotate(T'_1, ((-r1))°, T) → T_{12}Rotate(L', ((-r1))°, T) → L''_2Rotate(L, ((-r1))°, T) → L'_2Midpoint(C_1, E) → K_{20}Rotate(U'_1, 270°, L') → D_{21}Rotate(D_{21}, 270°, L') → G_{21}Rotate(G_{21}, 270°, L') → M_{21}Line(U'_1, D_{21}) → n_1Mirror(U'_1, n_1) → V_{21}Mirror(M_{21}, n_1) → D_{22}Mirror(D_{21}, n_1) → M_{24}Mirror(G_{21}, n_1) → P_{24}Line(G_1, O_1) → l_1OrthogonalLine(G_1, l_1) → m_1OrthogonalLine(J_1, l_1) → q_1OrthogonalLine(O_1, l_1) → r_1OrthogonalLine(R_1, l_1) → s_1OrthogonalLine(E_1, m_1) → t_1OrthogonalLine(F_1, m_1) → a_2Min(180, ((a - 1) * 180)) → r2Min(270, ((a - 1) * 270)) → r3Rotate(T, r1°, T) → T'_4Rotate(T, r2°, T) → T'_5Rotate(T, r3°, T) → T'_6Rotate(L, r1°, T) → L'_1Rotate(K_1, r1°, T) → Q_3Rotate(L, r2°, T) → L'_3Rotate(K_1, r2°, T) → Z_3Rotate(L, r3°, T) → L'_4Rotate(K_1, r3°, T) → H_4Min(180, ((a - 5.5) * 180)) → r4Vector(S, D) → uVector(S, L) → wLine(S, O) → qLine(F, M) → rLine(D_1, V) → sMirror(pic1, s) → pic1'_1Mirror(pic1'_1, r) → pic4Mirror(pic4, q) → pic4'Mirror(pic4', e) → pic4''Midpoint(Q_1, R_1) → B_2Midpoint(R_1, S_1) → P_2Midpoint(S_1, T_1) → R_2Midpoint(T_1, Z_1) → S_2Mirror(pic1, B_2) → pic1'Mirror(pic1', P_2) → pic1''Mirror(pic1'', R_2) → pic1'''Mirror(pic1''', S_2) → pic2Mirror(pic1', s) → pic1''_1Mirror(pic1''_1, r) → pic3Mirror(pic1'', s) → pic1'''_1Mirror(pic1''', s) → pic5Mirror(pic2, s) → pic2'Mirror(pic2', r) → pic2''Mirror(pic5, r) → pic5'Mirror(pic1'''_1, r) → pic6Mirror(pic3, q) → pic3'Mirror(pic3', e) → pic3''Mirror(pic6, q) → pic6'Mirror(pic6', e) → pic6''Mirror(pic5', q) → pic5''Mirror(pic5'', e) → pic5'''Mirror(pic2'', q) → pic2'''Mirror(pic2''', e) → pic7Midpoint(Q_1, P_1) → T_2Midpoint(P_1, I_1) → W_2Midpoint(I_1, H_1) → A_3Midpoint(H_1, G_1) → B_3Midpoint(G_1, E_1) → C_3Midpoint(E_1, F_1) → E_3Midpoint(F_1, U_1) → G_3Midpoint(U_1, V_1) → I_3Midpoint(V_1, W_1) → J_3Midpoint(W_1, Z_1) → K_3Midpoint(W_1, M_1) → L_3Midpoint(M_1, N_1) → N_3Midpoint(N_1, O_1) → P_3Midpoint(O_1, P_1) → R_3Midpoint(O_1, J_1) → S_3Midpoint(J_1, G_1) → T_3Midpoint(E_1, K_1) → U_3Midpoint(L_1, F_1) → W_3Mirror(A_3, H_1) → A_4Mirror(T_3, G_1) → D_4Mirror(U_3, E_1) → E_4Mirror(W_3, F_1) → F_4Midpoint(B_3, R_3) → G_4Midpoint(C_3, P_3) → I_4Midpoint(E_3, N_3) → K_4Midpoint(G_3, L_3) → L_4Mirror(J_3, I_3) → M_4Mirror(F_4, W_3) → N_4Mirror(W_3, N_4) → O_4Mirror(E_4, U_3) → P_4Mirror(U_3, P_4) → Q_4Mirror(T_3, S_3) → R_4Line(F_4, O_4) → tLine(Q_4, E_4) → a_1Line(D_4, R_4) → b_1Line(K_3, M_4) → f_1Line(A_4, T_2) → i_1Line(L_4, G_4) → j_1Line(B_3, G_3) → k_1Line(G_3, S_2) → p_1Line(C_3, P_2) → b_2Line(B_3, B_2) → c_2Vector(A_3, D_4) → zVector(A_3, S_3) → u_1
AI 绘图提示语参考
请绘制一个复杂的3D瓷砖图案,包含多个点、线段和对称结构。图案由点A、B、G、E、J、H、F、I等组成,通过旋转、反射和翻译等几何变换生成。关键对象包括线段b、e、h、f、g、e、I、E等,以及点J、H、E、I、F、K、L、M、N、O、P、Q、R、S、T、U、V、W、A_1、C_1、D_1、E_1、F_1、G_1、H_1、I_1、J_1、K_1、L_1、M_1、N_1、O_1、P_1、Q_1、R_1、S_1、T_1等。构造顺序从点A开始,通过中点、垂直线和相交点逐步生成,最终通过反射操作创建对称图案。
以上提示语为根据原始绘图命令整理而来,仅供参考。