/usr/share/octave/packages/control-2.6.2/@lti/parallel.m is in octave-control 2.6.2-1build1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 | ## Copyright (C) 2009-2014 Lukas F. Reichlin
##
## This file is part of LTI Syncope.
##
## LTI Syncope 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.
##
## LTI Syncope 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 LTI Syncope. If not, see <http://www.gnu.org/licenses/>.
## -*- texinfo -*-
## @deftypefn{Function File} {@var{sys} =} parallel (@var{sys1}, @var{sys2})
## Parallel connection of two @acronym{LTI} systems.
##
## @strong{Block Diagram}
## @example
## @group
## ..........................
## : +--------+ :
## : +-->| sys1 |---+ :
## u : | +--------+ | + : y
## -------+ O--------->
## : | +--------+ | + :
## : +-->| sys2 |---+ :
## : +--------+ :
## :.........sys............:
##
## sys = parallel (sys1, sys2)
## @end group
## @end example
## @end deftypefn
## Author: Lukas Reichlin <lukas.reichlin@gmail.com>
## Created: September 2009
## Version: 0.1
function sys = parallel (sys1, sys2)
if (nargin == 2)
sys = sys1 + sys2;
## elseif (nargin == 6)
## TODO: implement "complicated" case sys = parallel (sys1, sys2, in1, in2, out1, out2)
else
print_usage ();
endif
endfunction
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