function f=EIGFUN(x,A,B,C)
%EIGFUN Function to return sorted eigenvalues (used in GOALDEMO).
%   EIGFUN(x,A,B,C) returns eigenvalues of closed loop system 
%   with output feedback.

%   Copyright (c) 1990-98 by The MathWorks, Inc.
%   $Revision: 1.8 $  $Date: 1997/11/29 01:23:07 $

f=sort(eig(A+B*x*C));
