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/*===========================================================================
Copyright (C) 2001 European Southern Observatory (ESO)
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., 675 Massachusetss Ave, Cambridge,
MA 02139, USA.
Corresponding concerning ESO-MIDAS should be addressed as follows:
Internet e-mail: midas@eso.org
Postal address: European Southern Observatory
Data Management Division
Karl-Schwarzschild-Strasse 2
D 85748 Garching bei Muenchen
GERMANY
===========================================================================*/
#ifndef FLAMES_MVFIT_H
#define FLAMES_MVFIT_H
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <flames_midas_def.h>
#define NRANSI
typedef struct _fit_info
{
double *f_yvalue; /* data vector (to be fitted!) */
double *f_xvalue; /* data vector with x values */
double *f_sigma; /* variance of each vector element */
int32_t n_par; /* n. of fit parameters */
int32_t n_xy; /* n. of points in data vector */
double **deriv; /* derivatives n_xy*n_par */
int **seq_order; /* data array for orders / fibres */
double *par; /* fit parameters */
int nfibres; /* no. of fibres actually found */
int32_t xdegree; /* degree of the x variable as from the bivariate polynomial fitting */
int32_t mdegree; /* degree of the m (order) variable as from the bivariate polynomial fitting */
} fit_info;
void funcs(double ,double *,int);
int mvfit(fit_info *);
#endif
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