function f = objfun(x)
% objective function

%   Copyright 1990-2000 The MathWorks, Inc.
%   $Revision: 1.3 $  $Date: 2000/06/16 22:25:10 $

f=exp(x(1)) * (4*x(1)^2 + 2*x(2)^2 + 4*x(1)*x(2) + 2*x(2) + 1);
