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// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) INRIA
//
// This file must be used under the terms of the CeCILL.
// This source file is licensed as described in the file COPYING, which
// you should have received as part of this distribution. The terms
// are also available at
// http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
function [s]=%lss_a_lss(s1,s2)
// y= s1*u+s2*u
// s=s1+s2 in state-space
//!
[s1 s2]=sysconv(s1,s2)
[a1,b1,c1,d1,x1,dom1]=s1(2:7)
[a2,b2,c2,d2,x2]=s2(2:6)
[n1,n1]=size(a1);[n2,n2]=size(a2);
a1=[a1,0*ones(n1,n2);0*ones(n2,n1),a2];
s=tlist(["lss","A","B","C","D","X0","dt"],a1,[b1;b2],[c1,c2],d1+d2,[x1;x2],dom1)
endfunction
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