Permanence of a Discrete Nonlinear Prey-Competition System with DelaysReport as inadecuate

Permanence of a Discrete Nonlinear Prey-Competition System with Delays - Download this document for free, or read online. Document in PDF available to download.

Discrete Dynamics in Nature and SocietyVolume 2009 2009, Article ID 605254, 15 pages

Research ArticleSchool of Mathematics and Quantitative Economics, Dongbei University of Finance and Economics, Dalian, Liaoning 116025, China

Received 3 July 2009; Accepted 16 September 2009

Academic Editor: Xue-Zhong He

Copyright © 2009 Hongying Lu. 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.


A discrete nonlinear prey-competition system with m-preys andn-m-predators and delays is considered. Two sets of sufficient conditions on thepermanence of the system are obtained. One set is delay independent, whilethe other set is delay dependent.

Author: Hongying Lu



Related documents