1/* specfunc/gsl_sf_elementary.h
2 *
3 * Copyright (C) 1996, 1997, 1998, 1999, 2000 Gerard Jungman
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 3 of the License, or (at
8 * your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 */
19
20/* Author: G. Jungman */
21
22/* Miscellaneous elementary functions and operations.
23 */
24#ifndef __GSL_SF_ELEMENTARY_H__
25#define __GSL_SF_ELEMENTARY_H__
26
27#include <gsl/gsl_sf_result.h>
28
29#undef __BEGIN_DECLS
30#undef __END_DECLS
31#ifdef __cplusplus
32# define __BEGIN_DECLS extern "C" {
33# define __END_DECLS }
34#else
35# define __BEGIN_DECLS /* empty */
36# define __END_DECLS /* empty */
37#endif
38
39__BEGIN_DECLS
40
41
42/* Multiplication.
43 *
44 * exceptions: GSL_EOVRFLW, GSL_EUNDRFLW
45 */
46int gsl_sf_multiply_e(const double x, const double y, gsl_sf_result * result);
47double gsl_sf_multiply(const double x, const double y);
48
49
50/* Multiplication of quantities with associated errors.
51 */
52int gsl_sf_multiply_err_e(const double x, const double dx, const double y, const double dy, gsl_sf_result * result);
53
54
55__END_DECLS
56
57#endif /* __GSL_SF_ELEMENTARY_H__ */
58