3 * Copyright (C) 1996, 1997, 1998, 1999, 2000, 2004, 2007 Gerard Jungman, Brian Gough
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.
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.
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.
20 #ifndef __GSL_POW_INT_H__
21 #define __GSL_POW_INT_H__
26 # define __BEGIN_DECLS extern "C" {
27 # define __END_DECLS }
29 # define __BEGIN_DECLS /* empty */
30 # define __END_DECLS /* empty */
36 extern inline double gsl_pow_2(const double x);
37 extern inline double gsl_pow_3(const double x);
38 extern inline double gsl_pow_4(const double x);
39 extern inline double gsl_pow_5(const double x);
40 extern inline double gsl_pow_6(const double x);
41 extern inline double gsl_pow_7(const double x);
42 extern inline double gsl_pow_8(const double x);
43 extern inline double gsl_pow_9(const double x);
45 extern inline double gsl_pow_2(const double x) { return x*x; }
46 extern inline double gsl_pow_3(const double x) { return x*x*x; }
47 extern inline double gsl_pow_4(const double x) { double x2 = x*x; return x2*x2; }
48 extern inline double gsl_pow_5(const double x) { double x2 = x*x; return x2*x2*x; }
49 extern inline double gsl_pow_6(const double x) { double x2 = x*x; return x2*x2*x2; }
50 extern inline double gsl_pow_7(const double x) { double x3 = x*x*x; return x3*x3*x; }
51 extern inline double gsl_pow_8(const double x) { double x2 = x*x; double x4 = x2*x2; return x4*x4; }
52 extern inline double gsl_pow_9(const double x) { double x3 = x*x*x; return x3*x3*x3; }
54 double gsl_pow_2(const double x);
55 double gsl_pow_3(const double x);
56 double gsl_pow_4(const double x);
57 double gsl_pow_5(const double x);
58 double gsl_pow_6(const double x);
59 double gsl_pow_7(const double x);
60 double gsl_pow_8(const double x);
61 double gsl_pow_9(const double x);
64 double gsl_pow_int(double x, int n);
68 #endif /* __GSL_POW_INT_H__ */