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/*************
* Header file for interp.c
* 1999 E. Rouat
************/
#ifndef INTERP_H_INCLUDED
#define INTERP_H_INCLUDED
bool ft_interpolate(double *data, double *ndata, double *oscale, int olen, double *nscale,
int nlen, int degree);
bool ft_polyfit(double *xdata, double *ydata, double *result, int degree, double *scratch);
double ft_peval(double x, double *coeffs, int degree);
void lincopy(struct dvec *ov, double *newscale, int newlen, struct dvec *oldscale);
void ft_polyderiv(double *coeffs, int degree);
#endif