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/* matrix/matrix_source.c
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* Copyright (C) 1996, 1997, 1998, 1999, 2000, 2007 Gerard Jungman, Brian Gough
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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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* 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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* 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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#ifndef HIDE_INLINE_STATIC
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FUNCTION (gsl_matrix, get) (const TYPE (gsl_matrix) * m,
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const size_t i, const size_t j)
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if (i >= m->size1) /* size_t is unsigned, can't be negative */
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GSL_ERROR_VAL ("first index out of range", GSL_EINVAL, zero);
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else if (j >= m->size2) /* size_t is unsigned, can't be negative */
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GSL_ERROR_VAL ("second index out of range", GSL_EINVAL, zero);
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return *(BASE *) (m->data + MULTIPLICITY * (i * m->tda + j));
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FUNCTION (gsl_matrix, set) (TYPE (gsl_matrix) * m,
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const size_t i, const size_t j,
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if (i >= m->size1) /* size_t is unsigned, can't be negative */
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GSL_ERROR_VOID ("first index out of range", GSL_EINVAL);
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else if (j >= m->size2) /* size_t is unsigned, can't be negative */
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GSL_ERROR_VOID ("second index out of range", GSL_EINVAL);
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*(BASE *) (m->data + MULTIPLICITY * (i * m->tda + j)) = x;
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FUNCTION (gsl_matrix, ptr) (TYPE (gsl_matrix) * m,
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const size_t i, const size_t j)
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if (i >= m->size1) /* size_t is unsigned, can't be negative */
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GSL_ERROR_NULL ("first index out of range", GSL_EINVAL);
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else if (j >= m->size2) /* size_t is unsigned, can't be negative */
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GSL_ERROR_NULL ("second index out of range", GSL_EINVAL);
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return (BASE *) (m->data + MULTIPLICITY * (i * m->tda + j));
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FUNCTION (gsl_matrix, const_ptr) (const TYPE (gsl_matrix) * m,
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const size_t i, const size_t j)
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if (i >= m->size1) /* size_t is unsigned, can't be negative */
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GSL_ERROR_NULL ("first index out of range", GSL_EINVAL);
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else if (j >= m->size2) /* size_t is unsigned, can't be negative */
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GSL_ERROR_NULL ("second index out of range", GSL_EINVAL);
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return (const BASE *) (m->data + MULTIPLICITY * (i * m->tda + j));