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- /* poly/eval.c
- *
- * Copyright (C) 1996, 1997, 1998, 1999, 2000 Gerard Jungman
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 3 of the License, or (at
- * your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- */
- #include "gsl__config.h"
- #include "gsl_poly.h"
- /*-*-*-*-*-*-*-*-*-*-*-* Functions w/ Natural Prototypes *-*-*-*-*-*-*-*-*-*-*-*/
- /* checked OK [GJ] Tue May 5 12:19:56 MDT 1998 */
- #ifndef HIDE_INLINE_STATIC
- double
- gsl_poly_eval(const double c[], const int len, const double x)
- {
- int i;
- double ans = c[len-1];
- for(i=len-1; i>0; i--) ans = c[i-1] + x * ans;
- return ans;
- }
- #endif
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