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/*!
\file fff_routines.h
\brief A few standard functions that are always necessary
\author bertrand Thirion and Alexis Roche
\date 2008
Things could also be put somewhere else.
The implementation has often a quick-and-dirty flavour.
*/
#ifndef FFF_ROUTINES
#define FFF_ROUTINES
#ifdef __cplusplus
extern "C" {
#endif
#include <stdlib.h>
#include <math.h>
#include "fff_array.h"
#include "fff_matrix.h"
extern void sort_ascending_and_get_permutation( double* x, long* idx, long n );
extern void sort_ascending(double *x, int n);
extern void fff_rng_draw_noreplace (size_t *list, long k, long N);
extern long fff_array_argmax1d(const fff_array *farray);
extern long fff_array_argmin1d(const fff_array *farray);
extern double fff_array_min1d(const fff_array *farray);
extern double fff_array_max1d(const fff_array *farray);
extern int generate_normals(fff_matrix* nvariate, const fff_matrix * means, const fff_matrix * precision);
#ifdef __cplusplus
}
#endif
#endif
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