Linear Algebra and the C Language/a0f3

Install and compile this file in your working directory.

/* ------------------------------------ */
/*  Save as :  c00c.c                   */
/* ------------------------------------ */
#include "v_a.h"
/* ------------------------------------ */
void p3_mR(
double **A,
int     er
)
{
int r;
int c;

 	for     (r = R1; r < A[R_SIZE][C0]; r++)
 	   {
 	    for (c = C1; c < A[C_SIZE][C0]; c++)

            printf("%+*.f ",er,A[r][c]);
            
         printf("\n");
        }          
}
/* ------------------------------------ */
void fun(int r,int c)
{
double **A = r_mR(i_mR(r,c),999);

  clrscrn();

  printf(" A: p_mR(A,  S10,P0,C8);");
  p_mR(A, S10,P0,C8);

  printf(" A: p3_mR(A, S10      );\n");
  p3_mR(A, S10);

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

  srand(time(&t));
  
   do 
        fun(rp_I(R2)+R2, rp_I(C4)+C2);
        
    while(stop_w());
        
  return 0;
}
/* ------------------------------------ */
/* ------------------------------------ */

Control the size of the columns:

Screen output example:

                                                                                       
 A: p_mR(A,  S10,P0,C8);
      +324       +488       +919        +20 
      -391       -411       -739       +829 
      -159       -443       -637       +135 
       +86       +358       +807       -820 

 A: p3_mR(A, S10      );
      +324       +488       +919        +20 
      -391       -411       -739       +829 
      -159       -443       -637       +135 
       +86       +358       +807       -820 

 Press   return to continue
 Press X return to stop