/* vector/prop_source.c * * Copyright (C) 1996, 1997, 1998, 1999, 2000, 2007, 2010 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_vector, equal) (const TYPE (gsl_vector) * u, const TYPE (gsl_vector) * v) { const size_t n = v->size; const size_t stride_u = u->stride ; const size_t stride_v = v->stride ; size_t j; if (u->size != v->size) { GSL_ERROR_VAL ("vectors must have same length", GSL_EBADLEN, 0); } for (j = 0; j < n; j++) { size_t k; for (k = 0; k < MULTIPLICITY; k++) { if (u->data[MULTIPLICITY * stride_u * j + k] != v->data[MULTIPLICITY * stride_v * j + k]) { return 0; } } } return 1; } int FUNCTION (gsl_vector, isnull) (const TYPE (gsl_vector) * v) { const size_t n = v->size; const size_t stride = v->stride ; size_t j; for (j = 0; j < n; j++) { size_t k; for (k = 0; k < MULTIPLICITY; k++) { if (v->data[MULTIPLICITY * stride * j + k] != 0.0) { return 0; } } } return 1; } int FUNCTION (gsl_vector, ispos) (const TYPE (gsl_vector) * v) { const size_t n = v->size; const size_t stride = v->stride ; size_t j; for (j = 0; j < n; j++) { size_t k; for (k = 0; k < MULTIPLICITY; k++) { if (v->data[MULTIPLICITY * stride * j + k] <= 0.0) { return 0; } } } return 1; } int FUNCTION (gsl_vector, isneg) (const TYPE (gsl_vector) * v) { const size_t n = v->size; const size_t stride = v->stride ; size_t j; for (j = 0; j < n; j++) { size_t k; for (k = 0; k < MULTIPLICITY; k++) { if (v->data[MULTIPLICITY * stride * j + k] >= 0.0) { return 0; } } } return 1; } int FUNCTION (gsl_vector, isnonneg) (const TYPE (gsl_vector) * v) { const size_t n = v->size; const size_t stride = v->stride ; size_t j; for (j = 0; j < n; j++) { size_t k; for (k = 0; k < MULTIPLICITY; k++) { if (v->data[MULTIPLICITY * stride * j + k] < 0.0) { return 0; } } } return 1; }