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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 it=invsyslin(t)
if typeof(t)<>"state-space" then
error(msprintf(gettext("%s: Wrong type for input argument #%d: Linear state space expected.\n"),"invsyslin",1))
end
[p,m]=size(t.D);
if p <> m then
warning(msprintf(gettext("%s: Wrong size for input argument #%d: Square system expected.\n"),"invsyslin",1)),
end
//
d=pinv(t.D);
it=syslin(t.dt,t.A-t.B*d*t.C,t.B*d,-d*t.C,d,t.X0);
endfunction
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