Mathc matrices/c23f

Application

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	c00f.c

/* ------------------------------------ */
/*  Save as :   c00f.c                  */
/* ------------------------------------ */
#include    "v_a.h"
#include "dot_trac.h"
/* ------------------------------------ */
void fun(int r)
{
double **A  = r_mR(i_mR(r,r),99.);
double **B  = r_mR(i_mR(r,r),99.);
double **projAB  = i_mR(r,r);

  clrscrn();
  printf(" A :");
  p_mR(A,S3,P0,C6);
  printf(" B :");
  p_mR(B,S3,P0,C6);

  stop();
  clrscrn(); 
  
  proj_TR_mR(A,B,projAB);
  
  printf(" vector component of A along B \n\n");  
  printf(" projAB :");
  p_mR(projAB,S10,P4,C6);

  f_mR(A);
  f_mR(B);
  f_mR(projAB);
}
/* ------------------------------------ */
int main(void)
{
time_t t;

  srand(time(&t));
  
do
{
  fun(rp_I(R3)+R2);

} while(stop_w());

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

Nous calculons le projeté de la matrice A sur B.

Exemple de sortie écran :

 ------------------------------------ 
 A :
 +6 -39  +8 +52 +81 
+74 -11 +78 +11 -26 
+48 +44 +93 +81 +36 
+22 -97 -76 -48 +77 
+36 +94 -99 +56 -92 

 B :
 -1 -88 +28 -35 +80 
 -8  +9 +59  -6  +9 
-33 +31 -88 +97 -37 
-22 +28 -77 +88 +60 
-78 -69 -65 -70 +28 

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 vector component of A along B 

 projAB :
   -0.0468    -4.1207    +1.3111    -1.6389    +3.7461 
   -0.3746    +0.4214    +2.7627    -0.2810    +0.4214 
   -1.5452    +1.4516    -4.1207    +4.5421    -1.7325 
   -1.0302    +1.3111    -3.6056    +4.1207    +2.8095 
   -3.6524    -3.2310    -3.0437    -3.2778    +1.3111 


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