function y = myfunc3(x)
%
% test function for Newton Method
%
y = [3*x(1)-cos(x(2)*x(3))-1/2; 
     (x(1))^2-81*(x(2)+0.1)^2+sin(x(3))+1.06;
     exp(-x(1)*x(2))+20*x(3)+(10*pi-3)/3];

