Title : 
Comments on "Linearization of discrete-time nonlinear systems and a canonical structure
         
        
        
            Author_Institution : 
Dept. of Autom. Control, Northeast Univ. of Technol., Liaoning, China
         
        
        
        
        
        
            Abstract : 
It is shown that Lemma 2 given in the above-titled paper by K. Nam (ibid., vol.34, p.119-22, Jan. 1989) is not true in general, and the main results of the paper will therefore not be valid for general cases.<>
         
        
            Keywords : 
discrete time systems; linearisation techniques; nonlinear systems; canonical structure; discrete-time nonlinear systems; linearisation; Automatic control; Boundary conditions; Control systems; Differential equations; Frequency domain analysis; Nonlinear systems; Polynomials; Robust stability; Stability analysis; Testing;
         
        
        
            Journal_Title : 
Automatic Control, IEEE Transactions on