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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 f=%r_a_hm(f,m)
    //f = f+m,
    //f: transfer matrix, m : hypermatrix
    //author Serge Steer INRIA
    //!
    [num,den]=f(["num","den"])
    szf=size(den)
    szm=size(m)

    if and(szf>=0)&and(szm>=0) then
        num=num(:);den=den(:);m=m(:)
        if prod(szf)==1&prod(szm)>1 then
            den=den(ones(m))
        end
        [num,den]=simp(num+m.*den,den)
        num=matrix(num,szf)
        den=matrix(den,szf)
        f=rlist(num,den,f.dt)
    else
        error(8)
    end
endfunction