Application


Installer et compiler ces fichiers dans votre répertoire de travail.


inv_z.c
/* ------------------------------------ */
/*  Save as :   inv_z.c                 */
/* ------------------------------------ */
#include "w_a.h"
/* ------------------------------------ */
void fun(int r)
{
double **A   = i_mZ(r,r);
double **Inv = i_mZ(r,r);

  clrscrn();
  printf(" A\n");
  p_mZ(r_mZ(A,99.), S5,P0, S4,P0, C6);
  stop();

  clrscrn();
  printf(" invgj_mZ(A,invA);");
  pE_mZ(invgj_mZ(A,Inv), S1,P4, S1,P4, C3);
  printf(" inv_mZ(A,Inv); :");
  pE_mZ(inv_mZ(A,Inv), S1,P4, S1,P4, C3);
  stop();

  clrscrn();
  printf(" Copy/Past into the octave window.\n\n");
  p_Octave_mZ(A,"A",P0, P0);
  printf(" inv(A)\n");
  pE_mZ(Inv, S1,P4, S1,P4, C3);

  f_mZ(Inv);
  f_mZ(A);
}
/* ------------------------------------ */
int main(void)
{
time_t t;

  srand(time(&t));
  
do
{
   fun(rp_I(R3)+R1);

} while(stop_w());

  return 0;
}
/* ------------------------------------ */
/* ------------------------------------ */


Vérifier le résultat avec octave.



Exemple de sortie écran :
 ------------------------------------
 A

 -39 -71i  +28 -45i  -67 +10i 
 +90 -17i  +64 -25i  -71 +52i 
 +58 -95i  -77 -53i  +82 -15i 

 Press return to continue. 


 ------------------------------------
 invgj_mZ(A,invA);
-3.9897e-03-3.5139e-04i +6.6885e-03+3.1050e-03i +4.5529e-03-5.2070e-04i 
+1.7498e-03+1.2785e-02i -7.3726e-03-8.5534e-03i -9.8613e-03+5.6986e-03i 
-4.8329e-03+7.8790e-03i -8.1257e-03-8.7309e-03i -4.0740e-03+3.8751e-03i 

 inv_mZ(A,Inv); :
-3.9897e-03-3.5139e-04i +6.6885e-03+3.1050e-03i +4.5529e-03-5.2070e-04i 
+1.7498e-03+1.2785e-02i -7.3726e-03-8.5534e-03i -9.8613e-03+5.6986e-03i 
-4.8329e-03+7.8790e-03i -8.1257e-03-8.7309e-03i -4.0740e-03+3.8751e-03i 

 Press return to continue. 

 ------------------------------------
 Copy/Past into the octave window.

 A=[
-39-71*i,+28-45*i,-67+10*i;
+90-17*i,+64-25*i,-71+52*i;
+58-95*i,-77-53*i,+82-15*i]

 inv(A)

-3.9897e-03-3.5139e-04i +6.6885e-03+3.1050e-03i +4.5529e-03-5.2070e-04i 
+1.7498e-03+1.2785e-02i -7.3726e-03-8.5534e-03i -9.8613e-03+5.6986e-03i 
-4.8329e-03+7.8790e-03i -8.1257e-03-8.7309e-03i -4.0740e-03+3.8751e-03i 


 Press return to continue
 Press X      to stop