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/* matrix/gsl_matrix_double.h
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*
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* Copyright (C) 1996, 1997, 1998, 1999, 2000, 2007 Gerard Jungman, Brian Gough
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef __GSL_MATRIX_DOUBLE_H__
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#define __GSL_MATRIX_DOUBLE_H__
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#include <stdlib.h>
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#include <gsl/gsl_types.h>
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#include <gsl/gsl_errno.h>
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#include <gsl/gsl_inline.h>
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#include <gsl/gsl_check_range.h>
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#include <gsl/gsl_vector_double.h>
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#undef __BEGIN_DECLS
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#undef __END_DECLS
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#ifdef __cplusplus
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# define __BEGIN_DECLS extern "C" {
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# define __END_DECLS }
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#else
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# define __BEGIN_DECLS /* empty */
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# define __END_DECLS /* empty */
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#endif
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__BEGIN_DECLS
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typedef struct
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{
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size_t size1;
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size_t size2;
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size_t tda;
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double * data;
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gsl_block * block;
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int owner;
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} gsl_matrix;
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typedef struct
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{
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gsl_matrix matrix;
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} _gsl_matrix_view;
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typedef _gsl_matrix_view gsl_matrix_view;
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typedef struct
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{
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gsl_matrix matrix;
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} _gsl_matrix_const_view;
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typedef const _gsl_matrix_const_view gsl_matrix_const_view;
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/* Allocation */
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gsl_matrix *
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gsl_matrix_alloc (const size_t n1, const size_t n2);
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gsl_matrix *
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gsl_matrix_calloc (const size_t n1, const size_t n2);
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gsl_matrix *
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gsl_matrix_alloc_from_block (gsl_block * b,
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const size_t offset,
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const size_t n1,
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const size_t n2,
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const size_t d2);
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gsl_matrix *
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gsl_matrix_alloc_from_matrix (gsl_matrix * m,
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const size_t k1,
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const size_t k2,
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const size_t n1,
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const size_t n2);
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gsl_vector *
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gsl_vector_alloc_row_from_matrix (gsl_matrix * m,
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const size_t i);
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gsl_vector *
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gsl_vector_alloc_col_from_matrix (gsl_matrix * m,
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const size_t j);
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void gsl_matrix_free (gsl_matrix * m);
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/* Views */
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_gsl_matrix_view
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gsl_matrix_submatrix (gsl_matrix * m,
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const size_t i, const size_t j,
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const size_t n1, const size_t n2);
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_gsl_vector_view
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gsl_matrix_row (gsl_matrix * m, const size_t i);
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_gsl_vector_view
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gsl_matrix_column (gsl_matrix * m, const size_t j);
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_gsl_vector_view
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gsl_matrix_diagonal (gsl_matrix * m);
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_gsl_vector_view
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gsl_matrix_subdiagonal (gsl_matrix * m, const size_t k);
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_gsl_vector_view
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gsl_matrix_superdiagonal (gsl_matrix * m, const size_t k);
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_gsl_vector_view
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gsl_matrix_subrow (gsl_matrix * m, const size_t i,
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const size_t offset, const size_t n);
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_gsl_vector_view
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gsl_matrix_subcolumn (gsl_matrix * m, const size_t j,
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const size_t offset, const size_t n);
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_gsl_matrix_view
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gsl_matrix_view_array (double * base,
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const size_t n1,
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const size_t n2);
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_gsl_matrix_view
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gsl_matrix_view_array_with_tda (double * base,
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const size_t n1,
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const size_t n2,
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const size_t tda);
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_gsl_matrix_view
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gsl_matrix_view_vector (gsl_vector * v,
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const size_t n1,
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const size_t n2);
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_gsl_matrix_view
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gsl_matrix_view_vector_with_tda (gsl_vector * v,
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const size_t n1,
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const size_t n2,
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const size_t tda);
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_gsl_matrix_const_view
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gsl_matrix_const_submatrix (const gsl_matrix * m,
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const size_t i, const size_t j,
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const size_t n1, const size_t n2);
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_gsl_vector_const_view
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gsl_matrix_const_row (const gsl_matrix * m,
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const size_t i);
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_gsl_vector_const_view
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gsl_matrix_const_column (const gsl_matrix * m,
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const size_t j);
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_gsl_vector_const_view
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gsl_matrix_const_diagonal (const gsl_matrix * m);
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_gsl_vector_const_view
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gsl_matrix_const_subdiagonal (const gsl_matrix * m,
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const size_t k);
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_gsl_vector_const_view
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gsl_matrix_const_superdiagonal (const gsl_matrix * m,
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const size_t k);
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_gsl_vector_const_view
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gsl_matrix_const_subrow (const gsl_matrix * m, const size_t i,
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const size_t offset, const size_t n);
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_gsl_vector_const_view
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gsl_matrix_const_subcolumn (const gsl_matrix * m, const size_t j,
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const size_t offset, const size_t n);
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_gsl_matrix_const_view
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gsl_matrix_const_view_array (const double * base,
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const size_t n1,
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const size_t n2);
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_gsl_matrix_const_view
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gsl_matrix_const_view_array_with_tda (const double * base,
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const size_t n1,
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const size_t n2,
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const size_t tda);
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_gsl_matrix_const_view
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gsl_matrix_const_view_vector (const gsl_vector * v,
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const size_t n1,
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const size_t n2);
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_gsl_matrix_const_view
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gsl_matrix_const_view_vector_with_tda (const gsl_vector * v,
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const size_t n1,
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const size_t n2,
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const size_t tda);
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/* Operations */
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void gsl_matrix_set_zero (gsl_matrix * m);
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void gsl_matrix_set_identity (gsl_matrix * m);
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void gsl_matrix_set_all (gsl_matrix * m, double x);
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int gsl_matrix_fread (FILE * stream, gsl_matrix * m) ;
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int gsl_matrix_fwrite (FILE * stream, const gsl_matrix * m) ;
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int gsl_matrix_fscanf (FILE * stream, gsl_matrix * m);
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int gsl_matrix_fprintf (FILE * stream, const gsl_matrix * m, const char * format);
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int gsl_matrix_memcpy(gsl_matrix * dest, const gsl_matrix * src);
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int gsl_matrix_swap(gsl_matrix * m1, gsl_matrix * m2);
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int gsl_matrix_tricpy(const char uplo_src, const int copy_diag, gsl_matrix * dest, const gsl_matrix * src);
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int gsl_matrix_swap_rows(gsl_matrix * m, const size_t i, const size_t j);
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int gsl_matrix_swap_columns(gsl_matrix * m, const size_t i, const size_t j);
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int gsl_matrix_swap_rowcol(gsl_matrix * m, const size_t i, const size_t j);
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int gsl_matrix_transpose (gsl_matrix * m);
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int gsl_matrix_transpose_memcpy (gsl_matrix * dest, const gsl_matrix * src);
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int gsl_matrix_transpose_tricpy (const char uplo_src, const int copy_diag, gsl_matrix * dest, const gsl_matrix * src);
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double gsl_matrix_max (const gsl_matrix * m);
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double gsl_matrix_min (const gsl_matrix * m);
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void gsl_matrix_minmax (const gsl_matrix * m, double * min_out, double * max_out);
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void gsl_matrix_max_index (const gsl_matrix * m, size_t * imax, size_t *jmax);
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void gsl_matrix_min_index (const gsl_matrix * m, size_t * imin, size_t *jmin);
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void gsl_matrix_minmax_index (const gsl_matrix * m, size_t * imin, size_t * jmin, size_t * imax, size_t * jmax);
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int gsl_matrix_equal (const gsl_matrix * a, const gsl_matrix * b);
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int gsl_matrix_isnull (const gsl_matrix * m);
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int gsl_matrix_ispos (const gsl_matrix * m);
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int gsl_matrix_isneg (const gsl_matrix * m);
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int gsl_matrix_isnonneg (const gsl_matrix * m);
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int gsl_matrix_add (gsl_matrix * a, const gsl_matrix * b);
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int gsl_matrix_sub (gsl_matrix * a, const gsl_matrix * b);
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int gsl_matrix_mul_elements (gsl_matrix * a, const gsl_matrix * b);
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int gsl_matrix_div_elements (gsl_matrix * a, const gsl_matrix * b);
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int gsl_matrix_scale (gsl_matrix * a, const double x);
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int gsl_matrix_add_constant (gsl_matrix * a, const double x);
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int gsl_matrix_add_diagonal (gsl_matrix * a, const double x);
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/***********************************************************************/
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/* The functions below are obsolete */
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/***********************************************************************/
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int gsl_matrix_get_row(gsl_vector * v, const gsl_matrix * m, const size_t i);
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int gsl_matrix_get_col(gsl_vector * v, const gsl_matrix * m, const size_t j);
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int gsl_matrix_set_row(gsl_matrix * m, const size_t i, const gsl_vector * v);
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int gsl_matrix_set_col(gsl_matrix * m, const size_t j, const gsl_vector * v);
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/***********************************************************************/
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/* inline functions if you are using GCC */
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INLINE_DECL double gsl_matrix_get(const gsl_matrix * m, const size_t i, const size_t j);
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INLINE_DECL void gsl_matrix_set(gsl_matrix * m, const size_t i, const size_t j, const double x);
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INLINE_DECL double * gsl_matrix_ptr(gsl_matrix * m, const size_t i, const size_t j);
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INLINE_DECL const double * gsl_matrix_const_ptr(const gsl_matrix * m, const size_t i, const size_t j);
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#ifdef HAVE_INLINE
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INLINE_FUN
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double
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gsl_matrix_get(const gsl_matrix * m, const size_t i, const size_t j)
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{
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#if GSL_RANGE_CHECK
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if (GSL_RANGE_COND(1))
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{
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if (i >= m->size1)
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{
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GSL_ERROR_VAL("first index out of range", GSL_EINVAL, 0) ;
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}
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else if (j >= m->size2)
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{
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GSL_ERROR_VAL("second index out of range", GSL_EINVAL, 0) ;
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}
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}
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#endif
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return m->data[i * m->tda + j] ;
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}
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67cb25 |
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Packit |
67cb25 |
INLINE_FUN
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Packit |
67cb25 |
void
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Packit |
67cb25 |
gsl_matrix_set(gsl_matrix * m, const size_t i, const size_t j, const double x)
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Packit |
67cb25 |
{
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67cb25 |
#if GSL_RANGE_CHECK
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67cb25 |
if (GSL_RANGE_COND(1))
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67cb25 |
{
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Packit |
67cb25 |
if (i >= m->size1)
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Packit |
67cb25 |
{
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Packit |
67cb25 |
GSL_ERROR_VOID("first index out of range", GSL_EINVAL) ;
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Packit |
67cb25 |
}
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Packit |
67cb25 |
else if (j >= m->size2)
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Packit |
67cb25 |
{
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Packit |
67cb25 |
GSL_ERROR_VOID("second index out of range", GSL_EINVAL) ;
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Packit |
67cb25 |
}
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Packit |
67cb25 |
}
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67cb25 |
#endif
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67cb25 |
m->data[i * m->tda + j] = x ;
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67cb25 |
}
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Packit |
67cb25 |
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67cb25 |
INLINE_FUN
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67cb25 |
double *
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gsl_matrix_ptr(gsl_matrix * m, const size_t i, const size_t j)
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Packit |
67cb25 |
{
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Packit |
67cb25 |
#if GSL_RANGE_CHECK
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Packit |
67cb25 |
if (GSL_RANGE_COND(1))
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Packit |
67cb25 |
{
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Packit |
67cb25 |
if (i >= m->size1)
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Packit |
67cb25 |
{
|
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Packit |
67cb25 |
GSL_ERROR_NULL("first index out of range", GSL_EINVAL) ;
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Packit |
67cb25 |
}
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Packit |
67cb25 |
else if (j >= m->size2)
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Packit |
67cb25 |
{
|
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Packit |
67cb25 |
GSL_ERROR_NULL("second index out of range", GSL_EINVAL) ;
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Packit |
67cb25 |
}
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Packit |
67cb25 |
}
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67cb25 |
#endif
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67cb25 |
return (double *) (m->data + (i * m->tda + j)) ;
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67cb25 |
}
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Packit |
67cb25 |
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Packit |
67cb25 |
INLINE_FUN
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67cb25 |
const double *
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67cb25 |
gsl_matrix_const_ptr(const gsl_matrix * m, const size_t i, const size_t j)
|
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Packit |
67cb25 |
{
|
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Packit |
67cb25 |
#if GSL_RANGE_CHECK
|
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Packit |
67cb25 |
if (GSL_RANGE_COND(1))
|
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Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
if (i >= m->size1)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
GSL_ERROR_NULL("first index out of range", GSL_EINVAL) ;
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
else if (j >= m->size2)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
GSL_ERROR_NULL("second index out of range", GSL_EINVAL) ;
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
#endif
|
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67cb25 |
return (const double *) (m->data + (i * m->tda + j)) ;
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
#endif
|
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Packit |
67cb25 |
|
|
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67cb25 |
__END_DECLS
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
#endif /* __GSL_MATRIX_DOUBLE_H__ */
|