1 ## Copyright (C) 2009 Lukas F. Reichlin
3 ## This file is part of LTI Syncope.
5 ## LTI Syncope is free software: you can redistribute it and/or modify
6 ## it under the terms of the GNU General Public License as published by
7 ## the Free Software Foundation, either version 3 of the License, or
8 ## (at your option) any later version.
10 ## LTI Syncope is distributed in the hope that it will be useful,
11 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 ## GNU General Public License for more details.
15 ## You should have received a copy of the GNU General Public License
16 ## along with LTI Syncope. If not, see <http://www.gnu.org/licenses/>.
19 ## Number of outputs and inputs of transfer function numerator and
20 ## denominator. For internal use only.
22 ## Author: Lukas Reichlin <lukas.reichlin@gmail.com>
23 ## Created: October 2009
26 function [nrows, ncols] = __tf_dim__ (num, den)
28 [nrows, ncols] = size (num);
29 [drows, dcols] = size (den);
31 if (nrows != drows || ncols != dcols)
32 error ("tf: num(%dx%d) and den(%dx%d) must have equal dimensions",
33 nrows, ncols, drows, dcols);