Advances in Difference Equations
Volume 2007 (2007), Article ID 41830, 13 pages
Research Article

Multiple Periodic Solutions to Nonlinear Discrete Hamiltonian Systems

Bo Zheng

College of Mathematics and Econometrics, Hunan University, Changsha 410082, China

Received 15 April 2007; Revised 27 June 2007; Accepted 19 August 2007

Academic Editor: Ondrej Dosly

Copyright © 2007 Bo Zheng. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


An existence result of multiple periodic solutions to the asymptotically linear discrete Hamiltonian systems is obtained by using the Morse index theory.