function F = KB23F(x)
%

F(1) = -0.8419+(1-x(2))+(1-x(1))+x(3)+x(4)-(1-x(2))*(1-x(1))-(1-x(2))*x(3)-(1-x(2))*x(4)-(1-x(1))*x(3)-(1-x(1))*x(4)-x(3)*x(4)+(1-x(2))*(1-x(1))*x(3)+(1-x(2))*(1-x(1))*x(4)+(1-x(2))*x(3)*x(4)+(1-x(1))*x(3)*x(4)-(1-x(2))*(1-x(1))*x(3)*x(4);
F(2) = -0.92325+(1-x(2))+x(1)+x(3)+x(4)-(1-x(2))*x(1)-(1-x(2))*x(3)-(1-x(2))*x(4)-x(1)*x(3)-x(1)*x(4)-x(3)*x(4)+(1-x(2))*x(1)*x(3)+(1-x(2))*x(1)*x(4)+(1-x(2))*x(3)*x(4)+x(1)*x(3)*x(4)-(1-x(2))*x(1)*x(3)*x(4);
F(3) = -0.97948+(1-x(5))+(1-x(3))+(1-x(1))+x(2)+x(4)-(1-x(5))*(1-x(3))-(1-x(5))*(1-x(1))-(1-x(5))*x(2)-(1-x(5))*x(4)-(1-x(3))*(1-x(1))-(1-x(3))*x(2)-(1-x(3))*x(4)-(1-x(1))*x(2)-(1-x(1))*x(4)-x(2)*x(4)+(1-x(5))*(1-x(3))*(1-x(1))+(1-x(5))*(1-x(3))*x(2)+(1-x(5))*(1-x(3))*x(4)+(1-x(5))*(1-x(1))*x(2)+(1-x(5))*(1-x(1))*x(4)+(1-x(5))*x(2)*x(4)+(1-x(3))*(1-x(1))*x(2)+(1-x(3))*(1-x(1))*x(4)+(1-x(3))*x(2)*x(4)+(1-x(1))*x(2)*x(4)-(1-x(5))*(1-x(3))*(1-x(1))*x(2)-(1-x(5))*(1-x(3))*(1-x(1))*x(4)-(1-x(5))*(1-x(3))*x(2)*x(4)-(1-x(5))*(1-x(1))*x(2)*x(4)-(1-x(3))*(1-x(1))*x(2)*x(4)+(1-x(5))*(1-x(3))*(1-x(1))*x(2)*x(4);
F(4) = -0.954+(1-x(5))+(1-x(3))+(1-x(2))+(1-x(1))-(1-x(5))*(1-x(3))-(1-x(5))*(1-x(2))-(1-x(5))*(1-x(1))-(1-x(3))*(1-x(2))-(1-x(3))*(1-x(1))-(1-x(2))*(1-x(1))+(1-x(5))*(1-x(3))*(1-x(2))+(1-x(5))*(1-x(3))*(1-x(1))+(1-x(5))*(1-x(2))*(1-x(1))+(1-x(3))*(1-x(2))*(1-x(1))-(1-x(5))*(1-x(3))*(1-x(2))*(1-x(1));
F(5) = -0.65148+(1-x(5))+x(4)-(1-x(5))*x(4);
F(6) = -0.70974+(1-x(1))+x(3)+x(4)-(1-x(1))*x(3)-(1-x(1))*x(4)-x(3)*x(4)+(1-x(1))*x(3)*x(4);
F(7) = -0.70266+(1-x(5))+x(2)-(1-x(5))*x(2);
F(8) = -0.34697+(1-x(5));
F(9) = -0.53369+(1-x(4));
