123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128 |
- /* roots/gsl_roots.h
- *
- * Copyright (C) 1996, 1997, 1998, 1999, 2000, 2007 Reid Priedhorsky, 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_ROOTS_H__
- #define __GSL_ROOTS_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 * root, double x_lower, double x_upper);
- int (*iterate) (void *state, gsl_function * f, double * root, double * x_lower, double * x_upper);
- }
- gsl_root_fsolver_type;
- typedef struct
- {
- const gsl_root_fsolver_type * type;
- gsl_function * function ;
- double root ;
- double x_lower;
- double x_upper;
- void *state;
- }
- gsl_root_fsolver;
- typedef struct
- {
- const char *name;
- size_t size;
- int (*set) (void *state, gsl_function_fdf * f, double * root);
- int (*iterate) (void *state, gsl_function_fdf * f, double * root);
- }
- gsl_root_fdfsolver_type;
- typedef struct
- {
- const gsl_root_fdfsolver_type * type;
- gsl_function_fdf * fdf ;
- double root ;
- void *state;
- }
- gsl_root_fdfsolver;
- gsl_root_fsolver *
- gsl_root_fsolver_alloc (const gsl_root_fsolver_type * T);
- void gsl_root_fsolver_free (gsl_root_fsolver * s);
- int gsl_root_fsolver_set (gsl_root_fsolver * s,
- gsl_function * f,
- double x_lower, double x_upper);
- int gsl_root_fsolver_iterate (gsl_root_fsolver * s);
- const char * gsl_root_fsolver_name (const gsl_root_fsolver * s);
- double gsl_root_fsolver_root (const gsl_root_fsolver * s);
- double gsl_root_fsolver_x_lower (const gsl_root_fsolver * s);
- double gsl_root_fsolver_x_upper (const gsl_root_fsolver * s);
- gsl_root_fdfsolver *
- gsl_root_fdfsolver_alloc (const gsl_root_fdfsolver_type * T);
- int
- gsl_root_fdfsolver_set (gsl_root_fdfsolver * s,
- gsl_function_fdf * fdf, double root);
- int
- gsl_root_fdfsolver_iterate (gsl_root_fdfsolver * s);
- void
- gsl_root_fdfsolver_free (gsl_root_fdfsolver * s);
- const char * gsl_root_fdfsolver_name (const gsl_root_fdfsolver * s);
- double gsl_root_fdfsolver_root (const gsl_root_fdfsolver * s);
- int
- gsl_root_test_interval (double x_lower, double x_upper, double epsabs, double epsrel);
- int
- gsl_root_test_residual (double f, double epsabs);
- int
- gsl_root_test_delta (double x1, double x0, double epsabs, double epsrel);
- GSL_VAR const gsl_root_fsolver_type * gsl_root_fsolver_bisection;
- GSL_VAR const gsl_root_fsolver_type * gsl_root_fsolver_brent;
- GSL_VAR const gsl_root_fsolver_type * gsl_root_fsolver_falsepos;
- GSL_VAR const gsl_root_fdfsolver_type * gsl_root_fdfsolver_newton;
- GSL_VAR const gsl_root_fdfsolver_type * gsl_root_fdfsolver_secant;
- GSL_VAR const gsl_root_fdfsolver_type * gsl_root_fdfsolver_steffenson;
- __END_DECLS
- #endif /* __GSL_ROOTS_H__ */
|