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u x (v+w) == (uxv) + (uxw)
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u x (v+w) :
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-17 +24 +4
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(uxv) + (uxw) :
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-17 +24 +4
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Press return to continue.
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Mathc matrices/a246
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Application
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Installer et compiler ces fichiers dans votre répertoire de travail.
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/* Save as : c00a.c */
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void fun(void)
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double **U_T = r_mR(i_mR(R1, C3), 9);
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double **V_T = r_mR(i_mR(R1, C3), 9);
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double **W_T = r_mR(i_mR(R1, C3), 9);
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double **VxU_T = i_mR(R1, C3);
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double **WxU_T = i_mR(R1, C3);
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double **VxU_T_pls_WxU_T = i_mR(R1, C3);
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double **V_plus_W_T = add_mR(V_T,W_T,i_mR(R1, C3));
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double **VplusW_xU_T = i_mR(R1, C3);
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double **A = rp_mR(i_mR(R3, C3), 1);
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// (v x u)
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c_r_mR(V_T, R1, A, R2);
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c_r_mR(U_T, R1, A, R3);
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c_s_mR(cofactor_R(A, R1, C1), VxU_T, R1, C1);
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c_s_mR(cofactor_R(A, R1, C2), VxU_T, R1, C2);
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c_s_mR(cofactor_R(A, R1, C3), VxU_T, R1, C3);
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// (w x u)
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c_r_mR(W_T, R1, A, R2);
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c_r_mR(U_T, R1, A, R3);
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c_s_mR(cofactor_R(A, R1, C1), WxU_T, R1, C1);
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c_s_mR(cofactor_R(A, R1, C2), WxU_T, R1, C2);
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c_s_mR(cofactor_R(A, R1, C3), WxU_T, R1, C3);
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// (vxu) + (wxu)
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add_mR(VxU_T,WxU_T,VxU_T_pls_WxU_T);
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// (v+w) x u
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c_r_mR(V_plus_W_T, R1, A, R2);
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c_r_mR(U_T , R1, A, R3);
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c_s_mR(cofactor_R(A, R1, C1), VplusW_xU_T, R1, C1);
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c_s_mR(cofactor_R(A, R1, C2), VplusW_xU_T, R1, C2);
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c_s_mR(cofactor_R(A, R1, C3), VplusW_xU_T, R1, C3);
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clrscrn();
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printf(" u_T :");
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p_mR(U_T, S4, P0, C6);
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printf(" v_T :");
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p_mR(V_T, S4, P0, C6);
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printf(" w_T :");
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p_mR(W_T, S4, P0, C6);
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printf("\n\n"
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" (v+w) x u == (vxu) + (wxu) \n\n"
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" (v+w) x u :");
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p_mR(VplusW_xU_T, S5, P0, C6);
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printf(" (vxu) + (wxu) :");
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p_mR(VxU_T_pls_WxU_T, S5, P0, C6);
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f_mR(U_T);
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f_mR(V_T);
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f_mR(W_T);
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f_mR(VxU_T);
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f_mR(WxU_T);
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f_mR(VxU_T_pls_WxU_T);
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f_mR(V_plus_W_T);
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f_mR(VplusW_xU_T);
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f_mR(A);
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/* ------------------------------------ */
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int main(void)
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time_t t;
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srand(time(&t));
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do
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fun();
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} while(stop_w());
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return 0;
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/* ------------------------------------ */
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Les vecteurs en mathématiques sont supposés être des vecteurs colonnes, c'est pour cela que j'utilise _T pour afficher des vecteurs lignes.
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Exemple de sortie écran :
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u_T :
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+1 -6 +8
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v_T :
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+5 +5 -7
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w_T :
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+3 +8 +6
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(v+w) x u == (vxu) + (wxu)
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(v+w) x u :
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+98 -65 -61
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(vxu) + (wxu) :
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+98 -65 -61
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Press return to continue
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Press X return to stop
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Mathc matrices/a247
|
Application
|
Installer et compiler ces fichiers dans votre répertoire de travail.
|
/* Save as : c00a.c */
|
void fun(void)
|
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