4 #include <gsl/gsl_vector.h>     5 #include <gsl/gsl_matrix.h>     6 #include <gsl/gsl_multifit_nlin.h>    11 int gsl_lsp_f(
const gsl_vector *x, 
void *data, gsl_vector *f);
    12 int gsl_lsp_j(
const gsl_vector *x, 
void *data, gsl_matrix *j);
    13 int gsl_lsp_fj(
const gsl_vector *x, 
void *data, gsl_vector *f, gsl_matrix *j);
 
int gsl_lsp_j(const gsl_vector *x, void *data, gsl_matrix *j)
 
gsl_multifit_function_fdf gsl_get_lsp_fdf(const FullPhysics::NLLSProblem *lsp_standard)
 
int gsl_lsp_fj(const gsl_vector *x, void *data, gsl_vector *f, gsl_matrix *j)
 
The base class for the Non-Linear Least Squares problem. 
 
int gsl_lsp_f(const gsl_vector *x, void *data, gsl_vector *f)