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- /* min/gsl_min.h
- *
- * Copyright (C) 1996, 1997, 1998, 1999, 2000, 2007 Brian Gough
- *
- * 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.
- */
- #ifndef __GSL_MIN_H__
- #define __GSL_MIN_H__
- #include <stdlib.h>
- #include "gsl_types.h"
- #include "gsl_math.h"
- #undef __BEGIN_DECLS
- #undef __END_DECLS
- #ifdef __cplusplus
- # define __BEGIN_DECLS extern "C" {
- # define __END_DECLS }
- #else
- # define __BEGIN_DECLS /* empty */
- # define __END_DECLS /* empty */
- #endif
- __BEGIN_DECLS
- typedef struct
- {
- const char *name;
- size_t size;
- int (*set) (void *state, gsl_function * f, double x_minimum, double f_minimum, double x_lower, double f_lower, double x_upper, double f_upper);
- int (*iterate) (void *state, gsl_function * f, double * x_minimum, double * f_minimum, double * x_lower, double * f_lower, double * x_upper, double * f_upper);
- }
- gsl_min_fminimizer_type;
- typedef struct
- {
- const gsl_min_fminimizer_type * type;
- gsl_function * function ;
- double x_minimum ;
- double x_lower ;
- double x_upper ;
- double f_minimum, f_lower, f_upper;
- void *state;
- }
- gsl_min_fminimizer;
- gsl_min_fminimizer *
- gsl_min_fminimizer_alloc (const gsl_min_fminimizer_type * T) ;
-
- void gsl_min_fminimizer_free (gsl_min_fminimizer * s);
- int gsl_min_fminimizer_set (gsl_min_fminimizer * s,
- gsl_function * f, double x_minimum,
- double x_lower, double x_upper);
- int gsl_min_fminimizer_set_with_values (gsl_min_fminimizer * s,
- gsl_function * f,
- double x_minimum, double f_minimum,
- double x_lower, double f_lower,
- double x_upper, double f_upper);
- int gsl_min_fminimizer_iterate (gsl_min_fminimizer * s);
- const char * gsl_min_fminimizer_name (const gsl_min_fminimizer * s);
- double gsl_min_fminimizer_x_minimum (const gsl_min_fminimizer * s);
- double gsl_min_fminimizer_x_lower (const gsl_min_fminimizer * s);
- double gsl_min_fminimizer_x_upper (const gsl_min_fminimizer * s);
- double gsl_min_fminimizer_f_minimum (const gsl_min_fminimizer * s);
- double gsl_min_fminimizer_f_lower (const gsl_min_fminimizer * s);
- double gsl_min_fminimizer_f_upper (const gsl_min_fminimizer * s);
- /* Deprecated, use x_minimum instead */
- double gsl_min_fminimizer_minimum (const gsl_min_fminimizer * s);
- int
- gsl_min_test_interval (double x_lower, double x_upper, double epsabs, double epsrel);
- GSL_VAR const gsl_min_fminimizer_type * gsl_min_fminimizer_goldensection;
- GSL_VAR const gsl_min_fminimizer_type * gsl_min_fminimizer_brent;
- typedef
- int (*gsl_min_bracketing_function)(gsl_function *f,
- double *x_minimum,double * f_minimum,
- double *x_lower, double * f_lower,
- double *x_upper, double * f_upper,
- size_t eval_max);
- int
- gsl_min_find_bracket(gsl_function *f,double *x_minimum,double * f_minimum,
- double *x_lower, double * f_lower,
- double *x_upper, double * f_upper,
- size_t eval_max);
- __END_DECLS
- #endif /* __GSL_MIN_H__ */
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