/* nag_elliptic_integral_rc (s21bac) Example Program.
 *
 * Copyright 1990 Numerical Algorithms Group.
 *
 * Mark 2 revised, 1992.
 */

#include <nag.h>
#include <nagx04.h>
#include <stdio.h>
#include <nag_stdlib.h>
#include <nags.h>

int main(int argc, char *argv[])
{
  FILE     *fpout;
  Integer  exit_status = 0;
  double   rc, x, y;
  Integer  ix;
  NagError fail;

  INIT_FAIL(fail);

  /* Check for command-line IO options */
  fpout = nag_example_file_io(argc, argv, "-results", NULL);

  fprintf(fpout, "nag_elliptic_integral_rc (s21bac) Example Program Results\n");
  fprintf(fpout, "     x      y       nag_elliptic_integral_rc (s21bac)  \n");
  for (ix = 1; ix <= 3; ix++)
    {
      x = ix*0.5;
      y = 1.0;
      /* nag_elliptic_integral_rc (s21bac).
       * Degenerate symmetrised elliptic integral of 1st kind
       * R_C(xy)
       */
      rc = nag_elliptic_integral_rc(x, y, &fail);
      if (fail.code != NE_NOERROR)
        {
          fprintf(fpout, "Error from nag_elliptic_integral_rc (s21bac).\n%s\n",
                  fail.message);
          exit_status = 1;
          goto END;
        }
      fprintf(fpout, "%7.2f%7.2f%12.4f\n", x, y, rc);
    }

 END:
  if (fpout != stdout) fclose(fpout);
  return exit_status;
}