Permanence for a Discrete Model with Feedback Control and Delay

The permanence of a single-species population discrete model with feedback control is considered. We found that if we use the method of comparison theorem, then the additional condition, to some extent, is necessary. But for the system itself, this condition may not be necessary. Here, we use new me...

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Main Authors: Yong-Hong Fan, Lin-Lin Wang
Format: Article
Language:English
Published: Wiley 2008-01-01
Series:Discrete Dynamics in Nature and Society
Online Access:http://dx.doi.org/10.1155/2008/945109
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author Yong-Hong Fan
Lin-Lin Wang
author_facet Yong-Hong Fan
Lin-Lin Wang
author_sort Yong-Hong Fan
collection DOAJ
description The permanence of a single-species population discrete model with feedback control is considered. We found that if we use the method of comparison theorem, then the additional condition, to some extent, is necessary. But for the system itself, this condition may not be necessary. Here, we use new methods instead of the comparison theorem to get the permanence of the system in consideration; the additional condition in Chen's paper (2007) is deleted.
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institution Kabale University
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publishDate 2008-01-01
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series Discrete Dynamics in Nature and Society
spelling doaj-art-816c754b5d864bdd8d1423523c2204df2025-02-03T05:54:20ZengWileyDiscrete Dynamics in Nature and Society1026-02261607-887X2008-01-01200810.1155/2008/945109945109Permanence for a Discrete Model with Feedback Control and DelayYong-Hong Fan0Lin-Lin Wang1School of Mathematics and Information, Ludong University, Yantai, Shandong 264025, ChinaSchool of Mathematics and Information, Ludong University, Yantai, Shandong 264025, ChinaThe permanence of a single-species population discrete model with feedback control is considered. We found that if we use the method of comparison theorem, then the additional condition, to some extent, is necessary. But for the system itself, this condition may not be necessary. Here, we use new methods instead of the comparison theorem to get the permanence of the system in consideration; the additional condition in Chen's paper (2007) is deleted.http://dx.doi.org/10.1155/2008/945109
spellingShingle Yong-Hong Fan
Lin-Lin Wang
Permanence for a Discrete Model with Feedback Control and Delay
Discrete Dynamics in Nature and Society
title Permanence for a Discrete Model with Feedback Control and Delay
title_full Permanence for a Discrete Model with Feedback Control and Delay
title_fullStr Permanence for a Discrete Model with Feedback Control and Delay
title_full_unstemmed Permanence for a Discrete Model with Feedback Control and Delay
title_short Permanence for a Discrete Model with Feedback Control and Delay
title_sort permanence for a discrete model with feedback control and delay
url http://dx.doi.org/10.1155/2008/945109
work_keys_str_mv AT yonghongfan permanenceforadiscretemodelwithfeedbackcontrolanddelay
AT linlinwang permanenceforadiscretemodelwithfeedbackcontrolanddelay