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/* multimin/test_funcs.h
*
* Copyright (C) 1996, 1997, 1998, 1999, 2000 Fabrice Rossi
*
* 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 2 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.
*/
extern unsigned int fcount, gcount;
typedef void (*initpt_function) (gsl_vector * x);
extern gsl_multimin_function_fdf rosenbrock;
extern gsl_multimin_function rosenbrock_fmin;
void rosenbrock_initpt (gsl_vector * x);
double rosenbrock_f (const gsl_vector * x, void *params);
void rosenbrock_df (const gsl_vector * x, void *params, gsl_vector * df);
void rosenbrock_fdf (const gsl_vector * x, void *params, double * f, gsl_vector * df);
extern gsl_multimin_function_fdf wood;
extern gsl_multimin_function wood_fmin;
void wood_initpt (gsl_vector * x);
double wood_f (const gsl_vector * x, void *params);
void wood_df (const gsl_vector * x, void *params, gsl_vector * df);
void wood_fdf (const gsl_vector * x, void *params, double * f, gsl_vector * df);
extern gsl_multimin_function_fdf roth;
extern gsl_multimin_function roth_fmin;
void roth_initpt (gsl_vector * x);
double roth_f (const gsl_vector * x, void *params);
void roth_df (const gsl_vector * x, void *params, gsl_vector * df);
void roth_fdf (const gsl_vector * x, void *params, double * f, gsl_vector * df);
extern gsl_multimin_function_fdf Nrosenbrock;
void Nrosenbrock_df (const gsl_vector * x, void *params, gsl_vector * df);
void Nrosenbrock_fdf (const gsl_vector * x, void *params, double * f, gsl_vector * df);
extern gsl_multimin_function_fdf Nroth;
void Nroth_df (const gsl_vector * x, void *params, gsl_vector * df);
void Nroth_fdf (const gsl_vector * x, void *params, double * f, gsl_vector * df);
extern gsl_multimin_function_fdf Nwood;
void Nwood_df (const gsl_vector * x, void *params, gsl_vector * df);
void Nwood_fdf (const gsl_vector * x, void *params, double * f, gsl_vector * df);
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