Linear Algebra and the C Language/a0es


Install and compile this file in your working directory.

/* ------------------------------------ */
/*  Save as :   c00b.c                  */
/* ------------------------------------ */
#include "v_a.h"
/* ------------------------------------ */
void fun(int r, int c)
{
int Pn ;

double **A = i_mR(r,c);

  for(Pn = P0; Pn<P6; Pn++)
      {
       clrscrn();

       printf(" P%d digits after the decimal point\n\n",Pn);
  
       printf(" A:" );
       p_mR(A, S12,Pn,C6);
       
       stop();
      }
   
  f_mR(A);
}
/* ------------------------------------ */
int main(void)
{
time_t t;

  srand(time(&t));
  
  do{ 
        fun(rp_I(R4),rp_I(C3)+C2);
        clrscrn();
        
  }while(stop_w());       

  return 0;
}
/* ------------------------------------ */
/* ------------------------------------ */
Pn: Allows you to control the number of digits after the  point.

Screen output example:

                                                                                       
 P1 digits after the decimal point

 A: 
        +0.0         +0.0         +0.0         +0.0 
        +0.0         +0.0         +0.0         +0.0 
        +0.0         +0.0         +0.0         +0.0 
        +0.0         +0.0         +0.0         +0.0 

 Press return to continue. 


 P2 digits after the decimal point

 A: 
       +0.00        +0.00        +0.00        +0.00 
       +0.00        +0.00        +0.00        +0.00 
       +0.00        +0.00        +0.00        +0.00 
       +0.00        +0.00        +0.00        +0.00 

 Press return to continue. 


 P3 digits after the decimal point

 A: 
      +0.000       +0.000       +0.000       +0.000 
      +0.000       +0.000       +0.000       +0.000 
      +0.000       +0.000       +0.000       +0.000 
      +0.000       +0.000       +0.000       +0.000 

 Press return to continue.