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 1990-2000 The MathWorks, Inc.
%   $Revision: 1.9 $  $Date: 2000/06/16 22:23:54 $

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