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- /* matrix/prop_source.c
- *
- * Copyright (C) 1996, 1997, 1998, 1999, 2000, 2007 Gerard Jungman, 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.
- */
- int
- FUNCTION (gsl_matrix, isnull) (const TYPE (gsl_matrix) * m)
- {
- const size_t size1 = m->size1;
- const size_t size2 = m->size2;
- const size_t tda = m->tda ;
-
- size_t i, j, k;
- for (i = 0; i < size1 ; i++)
- {
- for (j = 0; j < size2; j++)
- {
- for (k = 0; k < MULTIPLICITY; k++)
- {
- if (m->data[(i * tda + j) * MULTIPLICITY + k] != 0.0)
- {
- return 0;
- }
- }
- }
- }
-
- return 1;
- }
- int
- FUNCTION (gsl_matrix, ispos) (const TYPE (gsl_matrix) * m)
- {
- const size_t size1 = m->size1;
- const size_t size2 = m->size2;
- const size_t tda = m->tda ;
-
- size_t i, j, k;
- for (i = 0; i < size1 ; i++)
- {
- for (j = 0; j < size2; j++)
- {
- for (k = 0; k < MULTIPLICITY; k++)
- {
- if (m->data[(i * tda + j) * MULTIPLICITY + k] <= 0.0)
- {
- return 0;
- }
- }
- }
- }
-
- return 1;
- }
- int
- FUNCTION (gsl_matrix, isneg) (const TYPE (gsl_matrix) * m)
- {
- const size_t size1 = m->size1;
- const size_t size2 = m->size2;
- const size_t tda = m->tda ;
-
- size_t i, j, k;
- for (i = 0; i < size1 ; i++)
- {
- for (j = 0; j < size2; j++)
- {
- for (k = 0; k < MULTIPLICITY; k++)
- {
- if (m->data[(i * tda + j) * MULTIPLICITY + k] >= 0.0)
- {
- return 0;
- }
- }
- }
- }
-
- return 1;
- }
- int
- FUNCTION (gsl_matrix, isnonneg) (const TYPE (gsl_matrix) * m)
- {
- const size_t size1 = m->size1;
- const size_t size2 = m->size2;
- const size_t tda = m->tda ;
-
- size_t i, j, k;
- for (i = 0; i < size1 ; i++)
- {
- for (j = 0; j < size2; j++)
- {
- for (k = 0; k < MULTIPLICITY; k++)
- {
- if (m->data[(i * tda + j) * MULTIPLICITY + k] < 0.0)
- {
- return 0;
- }
- }
- }
- }
-
- return 1;
- }
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