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+3 +13 +1
+4 +14 +5
A1 : |C1 C2 C3)|
+5 +2 +3
+3 +4 +1
+4 +2 +5
A2 : |C1 C1 C3)|
+5 +5 +3
+3 +3 +1
+4 +4 +5
det_R(A) = +38 = det_R(A1) + d*det_R(A2) = +38
Press return to continue.
Mathc matrices/a227
Application
Installer et compiler ces fichiers dans votre répertoire de travail.
/* Save as : c00a.c */
void fun(void)
double d1 = 5;
double d2 = 3;
double d3 = 4;
double a[R3*C3] = { 5, 5 + 2, 3,
3, 3 + 4, 1,
4, 4 + 2, 5};
double a1[R3*C3] = { 1, 5 + 2, 3,
0, 3 + 4, 1,
0, 4 + 2, 5};
double a2[R3*C3] = { 0, 5 + 2, 3,
1, 3 + 4, 1,
0, 4 + 2, 5};
double a3[R3*C3] = { 0, 5 + 2, 3,
0, 3 + 4, 1,
1, 4 + 2, 5};
double **A = ca_A_mR(a ,i_mR(R3,C3));
double **A1 = ca_A_mR(a1,i_mR(R3,C3));
double **A2 = ca_A_mR(a2,i_mR(R3,C3));
double **A3 = ca_A_mR(a3,i_mR(R3,C3));
clrscrn();
printf(" A : "
" det_R(A) = %+.0f",
det_R(A));
p_mR(A,S3,P0,C6);
printf(" A1 : d1 = %.0f; "
" d1 det_R(A1) + d2 det_R(A2) + d3 det_R(A3) = %+.0f",
d1, d1*det_R(A1) + d2*det_R(A2) + d3*det_R(A3));
p_mR(A1,S3,P0,C6);
printf(" A2 : d2 = %.0f;", d2);
p_mR(A2,S3,P0,C6);
printf(" A3 : d3 = %.0f;", d3);
p_mR(A3,S3,P0,C6);
stop();
f_mR(A);
f_mR(A1);
f_mR(A2);
f_mR(A3);
/* ------------------------------------ */
int main(void)
fun();
return 0;
/* ------------------------------------ */
Exemple de sortie écran :
A : det_R(A) = +38
+5 +7 +3
+3 +7 +1
+4 +6 +5
A1 : d1 = 5; d1 det_R(A1) + d2 det_R(A2) + d3 det_R(A3) = +38
+1 +7 +3
+0 +7 +1
+0 +6 +5
A2 : d2 = 3;
+0 +7 +3
+1 +7 +1
+0 +6 +5
A3 : d3 = 4;
+0 +7 +3
+0 +7 +1
+1 +6 +5
Press return to continue.
Mathc matrices/a228
Application
Installer et compiler ces fichiers dans votre répertoire de travail.
/* Save as : c00a.c */
void fun(void)
double a11 = 5;
double a21 = 3;
double a31 = 4;
double a[R3*C3] = { a11, 2, 3,
a21, 4, 1,
a31, 2, 5};
double **A = ca_A_mR(a ,i_mR(R3,C3));
clrscrn();
printf(" M = Minor; C = cofactor \n\n"