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- /* multifit/gsl_multifit.h
- *
- * Copyright (C) 2000, 2007 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_MULTIFIT_H__
- #define __GSL_MULTIFIT_H__
- #include <stdlib.h>
- #include "gsl_math.h"
- #include "gsl_vector.h"
- #include "gsl_matrix.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
- {
- size_t n; /* number of observations */
- size_t p; /* number of parameters */
- gsl_matrix * A;
- gsl_matrix * Q;
- gsl_matrix * QSI;
- gsl_vector * S;
- gsl_vector * t;
- gsl_vector * xt;
- gsl_vector * D;
- }
- gsl_multifit_linear_workspace;
- gsl_multifit_linear_workspace *
- gsl_multifit_linear_alloc (size_t n, size_t p);
- void
- gsl_multifit_linear_free (gsl_multifit_linear_workspace * work);
- int
- gsl_multifit_linear (const gsl_matrix * X,
- const gsl_vector * y,
- gsl_vector * c,
- gsl_matrix * cov,
- double * chisq,
- gsl_multifit_linear_workspace * work);
- int
- gsl_multifit_linear_svd (const gsl_matrix * X,
- const gsl_vector * y,
- double tol,
- size_t * rank,
- gsl_vector * c,
- gsl_matrix * cov,
- double *chisq,
- gsl_multifit_linear_workspace * work);
- int
- gsl_multifit_wlinear (const gsl_matrix * X,
- const gsl_vector * w,
- const gsl_vector * y,
- gsl_vector * c,
- gsl_matrix * cov,
- double * chisq,
- gsl_multifit_linear_workspace * work);
- int
- gsl_multifit_wlinear_svd (const gsl_matrix * X,
- const gsl_vector * w,
- const gsl_vector * y,
- double tol,
- size_t * rank,
- gsl_vector * c,
- gsl_matrix * cov,
- double *chisq,
- gsl_multifit_linear_workspace * work);
- int
- gsl_multifit_linear_est (const gsl_vector * x,
- const gsl_vector * c,
- const gsl_matrix * cov, double *y, double *y_err);
- __END_DECLS
- #endif /* __GSL_MULTIFIT_H__ */
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