function F = KBg81F(x)
%

F(1) = -0.77818 + (1-x(2)) + x(5) - x(6)*x(5);
F(2) = -0.75726 + (1-x(5)) + (1-x(2)) - x(7)*(1-x(2));
F(3) = -0.75994 + (1-x(2)) + x(4) - x(8)*x(4);
F(4) = -0.53544 + (1-x(2));
F(5) = -0.46133 + (x(3));
F(6) = -0.88634 + (1-x(5)) + (1-x(4)) + (1-x(3)) - x(9)*(1-x(3)) - x(10)*(1-x(4)) - x(10)*(1-x(3)) + x(10)*x(9)*(1-x(3));
F(7) = -0.85392 + (1-x(1)) + x(3) + x(4) - x(11)*x(4) - x(12)*x(3) - x(12)*x(4) + x(12)*x(11)*x(4);
F(8) = -0.79743 + (1-x(5)) + x(4) - x(13)*x(4);
F(9) = -0.68224 + x(1) + x(3) - x(14)*x(3);
