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function fr = dm2fr(A,B,C,D,E,W,u0)
% fr = dm2fr(A,B,C,D,E,W,u0)
% Descriptor matrix to frequency response.
% A,B,C,D,E - descriptor matrices
% W vector of frequency points
% u0 input gain vector: u = u0*unit phasor
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %% Version control history
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %% $Id$
% %% $Log$
% %% Revision 1.2 1996/08/15 10:24:28 peter
% %% Includes u0 argument.
% %%
% %% Revision 1.1 1996/08/10 14:11:28 peter
% %% Initial revision
% %%
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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function fr = dm2fr(A,B,C,D,E,W,u0)
% fr = dm2fr(A,B,C,D,E,W,u0)
% Descriptor matrix to frequency response.
% A,B,C,D,E - descriptor matrices
% W vector of frequency points
% u0 input gain vector: u = u0*unit phasor
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %% Version control history
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %% $Id$
% %% $Log$
% %% Revision 1.3 1996/08/15 11:53:44 peter
% %% Now has u0 input vector
% %%
% %% Revision 1.2 1996/08/15 10:24:28 peter
% %% Includes u0 argument.
% %%
% %% Revision 1.1 1996/08/10 14:11:28 peter
% %% Initial revision
% %%
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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end;
fr = zeros(N,Ny);
i = 0;
for w = W'
i = i+1;
FR = C*( (E*j*w - A) \ B ) + D;
fr(i,:) = FR';
end;
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end;
fr = zeros(N,Ny);
i = 0;
for w = W'
i = i+1;
FR = C*( (E*j*w - A) \ B ) + D;
fr(i,:) = conj(FR');
end;
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