function [G] = hauf25(x)
% Aufgabe 2.5
%
% s.f.
global nGc

nGc = nGc + 1;
G = [-2*x(2,:)-3+6*x(1,:).^2+2.*x(2,:).^2,-2*x(1,:)+4.*x(1,:).*x(2,:);-2*x(1,:)+4.*x(1,:).*x(2,:),-4.5+2.*x(1,:).^2+3.*x(2,:).^2];

return

