/* ---------------------------------- */
/* save as c17e.c                    */
/* --------------------------------- */
#include  "x_hfile.h"
#include       "fe.h"
/* --------------------------------- */
int main(void)
{
double ay,by,ny, 
       nx,nz,M;
 
 clrscrn();
 printf(" f : x,y,z -> %s\n\n", feq);
 
 printf(" v : x,y   -> %s \n", veq);
 printf(" u : x,y   -> %s\n\n", ueq);

 printf(" t : y     -> %s  \n", teq);
 printf(" s : y     -> %s\n\n", seq);


 ay = 0;
 by = 4;
 ny = 2*50; nx = 2*50; nz = 2*50;

 M =  sympson_dzdxdy(   f,
                            ay, by,ny,
                            sx, tx,nx,
                            uz, vz,nz);

 printf(" With the sympson's rule.\n\n\n");
 printf("        (%+.1f  (%s     (%s    \n", by, teq, veq);
 printf(" A = int(   int(    int(      %s  dz dx dy = %.6f\n",feq, M);
 printf("        (%+.1f  (%s     (%s\n\n\n", ay, seq, ueq);

 stop();

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