Application


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c00l.c
/* ------------------------------------ */
/*  Save as :   c00l.c                  */
/* ------------------------------------ */
#include "v_a.h"
#include "dot_diag.h"
/* ------------------------------------ */
void fun(int r)
{
double **A     = rpdiag_mR(i_mR(r,r),9.);
double **U      =     r_mR(i_mR(r,r),9.);
double **Q      =          i_mR(r,r);
double **R      =          i_mR(r,r);
double **QR     =          i_mR(r,r);

  clrscrn(); 
  printf(" A :");
  p_mR(A,S3,P3,C6);
  printf(" U :");
  p_mR(U,S3,P3,C6);
  stop();
  
  clrscrn();
  printf(" U :");
  p_mR(U,S3,P3,C6);  
  QR_Diag_mR(A,U,Q,R);      
  printf(" Q : with  QR_Diag_mR(A,U,Q,R);");
  p_mR(Q,S3,P5,C6);
  printf(" R :");
  p_mR(R,S10,P5,C6);
  printf(" U = Q * R  :");  
  mul_mR(Q,R, QR);
  p_mR(QR,S3,P3,C6);
  stop();
  
  clrscrn(); 
  printf(" U :");
  p_mR(U,S3,P3,C6);
  QR_mR(U,Q,R);      
  printf(" Q :   with  QR_mR(U,Q,R);");
  p_mR(Q,S3,P5,C6);
  printf(" R :");
  p_mR(R,S10,P5,C6);
  printf(" U = Q * R  :");  
  mul_mR(Q,R, QR);
  p_mR(QR,S3,P3,C6);   

 
  f_mR(A);
  f_mR(U);
  f_mR(Q);
  f_mR(R);
  f_mR(QR);
}
/* ------------------------------------ */
int main(void)
{
time_t t;

  srand(time(&t));

do
{
  fun(rp_I(R3)+R2);

} while(stop_w());

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



Exemple de sortie écran :
 ------------------------------------ 
 A :
+1.000 +0.000 +0.000 +0.000 
+0.000 +1.000 +0.000 +0.000 
+0.000 +0.000 +9.000 +0.000 
+0.000 +0.000 +0.000 +6.000 

 U :
-7.000 +6.000 -6.000 +4.000 
+8.000 +8.000 -6.000 +2.000 
+2.000 -4.000 +6.000 -4.000 
+1.000 -6.000 +3.000 +5.000 

 Press return to continue. 


 ------------------------------------ 
 U :
-7.000 +6.000 -6.000 +4.000 
+8.000 +8.000 -6.000 +2.000 
+2.000 -4.000 +6.000 -4.000 
+1.000 -6.000 +3.000 +5.000 

 Q : with  QR_Diag_mR(A,U,Q,R);
-0.56225 +0.10422 +0.13588 +0.80904 
+0.64258 +0.61260 -0.21950 +0.40452 
+0.16064 -0.14235 +0.23867 +0.08989 
+0.08032 -0.26817 -0.26480 +0.13484 

 R :
 +12.44990   -6.90769   +9.63863   -4.33738 
  -0.00000  +20.30477  -16.81473   -1.27858 
  -0.00000   +0.00000   +8.62331  -16.43133 
  -0.00000   +0.00000   -0.00000   +4.85424 

 U = Q * R  :
-7.000 +6.000 -6.000 +4.000 
+8.000 +8.000 -6.000 +2.000 
+2.000 -4.000 +6.000 -4.000 
+1.000 -6.000 +3.000 +5.000 

 Press return to continue. 


 ------------------------------------ 
 U :
-7.000 +6.000 -6.000 +4.000 
+8.000 +8.000 -6.000 +2.000 
+2.000 -4.000 +6.000 -4.000 
+1.000 -6.000 +3.000 +5.000 

 Q :   with  QR_mR(U,Q,R);
-0.64440 +0.52610 -0.01660 +0.55470 
+0.73646 +0.60598 -0.11618 +0.27735 
+0.18411 -0.33604 +0.73857 +0.55470 
+0.09206 -0.49304 -0.66388 +0.55470 

 R :
 +10.86278   +0.73646   +0.82852   -1.38086 
  +0.00000  +12.30681  -10.28781   +2.19528 
  +0.00000   -0.00000   +3.23643   -6.57244 
  +0.00000   -0.00000   +0.00000   +3.32820 

 U = Q * R  :
-7.000 +6.000 -6.000 +4.000 
+8.000 +8.000 -6.000 +2.000 
+2.000 -4.000 +6.000 -4.000 
+1.000 -6.000 +3.000 +5.000 


 Press return to continue
 Press X      to stop