home *** CD-ROM | disk | FTP | other *** search
- ## Copyright (C) 1996 Auburn University. All Rights Reserved
- ##
- ## This file is part of Octave.
- ##
- ## Octave 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 2, or (at your option) any
- ## later version.
- ##
- ## Octave 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 Octave; see the file COPYING. If not, write to the Free
- ## Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA.
-
- ## -*- texinfo -*-
- ## @deftypefn {Function File } { [@var{nonz}, @var{zer}] =} zgrownorm (@var{mat}, @var{meps})
- ## returns @var{nonz} = number of rows of @var{mat} whose two norm exceeds @var{meps}
- ## @var{zer} = number of rows of mat whose two norm is less than meps
- ## @end deftypefn
-
- function [sig, tau] = zgrownorm (mat, meps)
-
- rownorm = [];
- for ii=1:rows(mat)
- rownorm(ii) = norm(mat(ii,:));
- endfor
- sig = sum(rownorm > meps);
- tau = sum(rownorm <= meps);
-
- endfunction
-
-