1 ## Copyright (C) 2010 VZLU Prague
3 ## This program is free software; you can redistribute it and/or modify it under
4 ## the terms of the GNU General Public License as published by the Free Software
5 ## Foundation; either version 3 of the License, or (at your option) any later
8 ## This program is distributed in the hope that it will be useful, but WITHOUT
9 ## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 ## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
13 ## You should have received a copy of the GNU General Public License along with
14 ## this program; if not, see <http://www.gnu.org/licenses/>.
17 ## @deftypefn{Function File} {[@var{y}, @var{f}] = } nze (@var{x})
18 ## Extract nonzero elements of @var{x}. Equivalent to @code{@var{x}(@var{x} != 0)}.
19 ## Optionally, returns also linear indices.
22 ## Author: Etienne Grossmann <etienne@cs.uky.edu>
23 ## Author: Jaroslav Hajek <highegg@gmail.com>
25 function [y, f] = nze (x)