Mathc complexes/013

Application

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	c00a.c

/* ------------------------------------ */
/*  Save as :   c00a.c                  */
/* ------------------------------------ */
#include "w_a.h"
/* ------------------------------------ */
void fun(int rc)
{
double **A     = rupper_mZ(i_mZ(rc,rc),9);
double **invA  =           i_mZ(rc,rc);
double **AinvA =           i_mZ(rc,rc);

  clrscrn();

  printf(" A : ");
  p_mZ(A, S4,P0, S3,P0, C6);

  printf(" invA : ");
  p_mZ(inv_mZ(A,invA), S4,P3, S3,P3, C6);

  printf(" A * invA : ");
  p_mZ(mul_mZ(A,invA,AinvA), S4,P3, S3,P3, C6);
    
  f_mZ(A);
  f_mZ(invA);
  f_mZ(AinvA);
}
/* ------------------------------------ */
int main(void)
{
time_t t;

  srand(time(&t));
  
   do 
         fun(rp_I(RC3)+RC1);
        
    while(stop_w());
        
  return 0;
}
/* ------------------------------------ */
/* ------------------------------------ */

L'inverse d'une matrice triangulaire supérieur

Exemple de sortie écran :

 A : 
  +4 -6i   -4 -2i   +4 +3i   -2 +7i 
  +0 +0i   -4 -5i   -8 -5i   +8 +7i 
  +0 +0i   +0 +0i   +4 -4i   +6 +8i 
  +0 +0i   +0 +0i   +0 +0i   +9 +2i 

 invA : 
+0.077+0.115i -0.083-0.051i +0.143-0.235i -0.133+0.134i 
+0.000+0.000i -0.098+0.122i -0.235-0.113i +0.280+0.189i 
+0.000-0.000i -0.000+0.000i +0.125+0.125i -0.015-0.191i 
+0.000+0.000i +0.000-0.000i +0.000+0.000i +0.106-0.024i 

 A * invA : 
+1.000-0.000i +0.000-0.000i +0.000+0.000i -0.000-0.000i 
+0.000+0.000i +1.000+0.000i -0.000+0.000i -0.000-0.000i 
+0.000+0.000i +0.000+0.000i +1.000+0.000i -0.000+0.000i 
+0.000+0.000i +0.000+0.000i +0.000+0.000i +1.000+0.000i 


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