Advances in Difference Equations
Volume 2008 (2008), Article ID 692713, 15 pages
doi:10.1155/2008/692713

Almost periodic solutions of nonlinear discrete Volterra equations with unbounded delay

Sung Kyu Choi and Namjip Koo

Department of Mathematics, Chungnam National University, Daejeon 305-764, South Korea

Abstract

We study the existence of almost periodic solutions for nonlinear discrete Volterra equations with unbounded delay, as a discrete analogue of the results for integro-differential equations by Y. Hamaya (1993).