dynare/matlab/missing/rcond/rcond.m

28 lines
975 B
Matlab

## Copyright (C) 2008-2009 Dynare Team
##
## This file is part of Dynare.
##
## Dynare 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.
##
## Dynare 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 Dynare. If not, see <http://www.gnu.org/licenses/>.
## -*- texinfo -*-
## @deftypefn {Function File} {@var{rcn} =} rcond (@var{A})
##
## Computes an estimate for the reciprocal of the condition number
## of matrix @var{A}, using the 1-norm.
## @end deftypefn
function rcn = rcond(A)
[dummy, rcn] = inv(A);
endfunction