Mathc matrices/03j
Installer et compiler ces fichiers dans votre répertoire de travail.
c00a.c |
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/* ------------------------------------ */
/* Save as : c00a.c */
/* ------------------------------------ */
#include "v_a.h"
/* ------------------------------------ */
#define RCA RC3
#define EVALUE RC1
/* ------------------------------------ */
/* ------------------------------------ */
void fun(void)
{
double a[RCA*RCA] ={
+80, +28, -78,
+28, +5, -38,
-78, -38, +94
};
double **A = ca_A_mR(a, i_mR(RCA,RCA));
double **EigsValue = eigs_mR(A, i_mR(RCA,RCA));
double **V = i_mR(RCA,RCA);
double **b_free = i_mR(RCA,RCA);
double **Ab = i_Abr_Ac_bc_mR(RCA,RCA,C1);
double **b = i_mR(RCA,C1);
double **Ide = eye_mR( i_mR(RCA,RCA));
double **sIde = i_mR(RCA,RCA);
double **AmnssIde = i_mR(RCA,RCA);
clrscrn();
printf(" A :");
p_mR(A, S8,P0, C3);
smul_mR(EigsValue[EVALUE][C1],Ide,sIde);
sub_mR(A,sIde,AmnssIde);
c_A_b_Ab_mR(AmnssIde,b,Ab);
GJ_PP_FreeV_mR(Ab,b_free);
c_c_mR(b_free,C2,V,EVALUE);
Normalize_mR(V);
printf(" V%d :",EVALUE);
p_mR(V, S9,P5, C4);
printf("\n\n\n\n\n\n\n\n");
stop();
f_mR(EigsValue);
f_mR(Ab);
f_mR(b);
f_mR(b_free);
f_mR(Ide);
f_mR(sIde);
f_mR(AmnssIde);
}
/* ------------------------------------ */
int main(void)
{
fun();
return 0;
}
/* ------------------------------------ */
/* ------------------------------------ */
Calculer un vecteur propre
Exemple de sortie écran :
A :
+80 +28 -78
+28 +5 -38
-78 -38 +94
V1 :
-0.64550 -nan -nan
-0.26197 -nan -nan
+0.71743 -nan -nan
Press return to continue.