Mathc complexes/00s

Application

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	c00a.c

/* ------------------------------------ */
/*  Save as :   c00a.c                  */
/* ------------------------------------ */
#include "w_a.h"
/* ------------------------------------ */
void fun(void)
{
double  a[R3*(C3*C2)]={ 1,0, 9,9, 9,9,
                        2,3, 9,9, 9,9,
                        4,5, 9,9, 9,9 };	
                        
double id[R3*(C3*C2)]={ 1,0,  0,0, 0,0,
                       -2,-3, 1,0, 0,0,
                       -4,-5, 0,0, 1,0 };                
              
double **A  = ca_A_mZ(a, i_mZ(R3,C3));
double **ID = ca_A_mZ(id,i_mZ(R3,C3));

double **IDA = mul_mZ(ID,A,i_mZ(R3,C3));

  clrscrn();
  printf(" Zero under the pivot \n\n");
  printf(" ID : Add a constant c times one row to another.");
  p_mZ(ID, S4,P0, S3,P0, C6);
  printf(" A :");
  p_mZ(A, S4,P0, S3,P0, C6);
  printf(" ID A : ");
  p_mZ(IDA, S4,P0, S3,P0, C6);
   
  f_mZ(A);
  f_mZ(ID);
  f_mZ(IDA);
}
/* ------------------------------------ */
int main(void)
{

  fun();
  
  stop();

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

mettre zéro sous le pivot 1

Exemple de sortie écran :

 Zero under the pivot 

 ID : Add a constant c times one row to another.
  +1 +0i   +0 +0i   +0 +0i 
  -2 -3i   +1 +0i   +0 +0i 
  -4 -5i   +0 +0i   +1 +0i 

 A :
  +1 +0i   +9 +9i   +9 +9i 
  +2 +3i   +9 +9i   +9 +9i 
  +4 +5i   +9 +9i   +9 +9i 

 ID A : 
  +1 +0i   +9 +9i   +9 +9i 
  +0 +0i  +18-36i  +18-36i 
  +0 +0i  +18-72i  +18-72i 

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