Journal of Inequalities and Applications
Volume 2005 (2005), Issue 2, Pages 119-125
doi:10.1155/JIA.2005.119
A note on asymptotic stability of delay difference systems
Department of Mathematical Sciences, Osaka Prefecture University, Sakai, Osaka 599-8531, Japan
Received 9 September 2003; Revised 22 December 2004
Copyright © 2005 Hideaki Matsunaga. 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.
Abstract
For the linear delay difference system xn+1−xn=Axn−k, where A is a 2×2 real constant matrix and k is a nonnegative integer, we present an explicit necessary and sufficient condition for the asymptotic stability of the zero solution of this system in terms of detA, trA, and the delay k.