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/* Written by Charles Harris charles.harris@sdl.usu.edu */
/* Modified to not depend on Python everywhere by Travis Oliphant.
*/
#ifndef ZEROS_H
#define ZEROS_H
typedef struct {
int funcalls;
int iterations;
int error_num;
} default_parameters;
#define SIGNERR -1
#define CONVERR -2
typedef double (*callback_type)(double,void*);
typedef double (*solver_type)(callback_type, double, double, double, double, int,default_parameters*);
extern double bisect(callback_type f, double xa, double xb, double xtol, double rtol, int iter, default_parameters *params);
extern double ridder(callback_type f, double xa, double xb, double xtol, double rtol, int iter, default_parameters *params);
extern double brenth(callback_type f, double xa, double xb, double xtol, double rtol, int iter, default_parameters *params);
extern double brentq(callback_type f, double xa, double xb, double xtol, double rtol, int iter, default_parameters *params);
#endif
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