function f = n_Rosenbrock( x, n )
% n•Ï�”ƒ��[ƒ[ƒ“ƒuƒ�ƒbƒNŠÖ�”
    f = sum(100*(x(2:n)-x(1:n-1)).^2 + (1-x(1:n-1)).^2);
end
