U(1,1) = x(n);              % Present Input

        y(n) = (W)*U';             % Calculating output of LMS
        e(n) = x(n) - y(n);           % Instantaneous error
        W = W +  eta * e(n) * U ;  % Weight update rule of LMS
        J(k,n) = e(n) * (e(n))';        % Instantaneous square error