Global Analysis of a Virus Dynamics Model with General Incidence Function and Cure Rate

A virus dynamics model with logistic function, general incidence function, and cure rate is considered. By carrying out mathematical analysis, we show that the infection-free equilibrium is globally asymptotically stable if the basic reproduction number ℛ0≤1. If ℛ0>1, then the infection equilibri...

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Main Author: Yu Yang
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Abstract and Applied Analysis
Online Access:http://dx.doi.org/10.1155/2014/726349
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author Yu Yang
author_facet Yu Yang
author_sort Yu Yang
collection DOAJ
description A virus dynamics model with logistic function, general incidence function, and cure rate is considered. By carrying out mathematical analysis, we show that the infection-free equilibrium is globally asymptotically stable if the basic reproduction number ℛ0≤1. If ℛ0>1, then the infection equilibrium is globally asymptotically stable under some assumptions. Furthermore, we also obtain the conditions for which the model exists an orbitally asymptotically stable periodic solution. Examples are provided to support our analytical conclusions.
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institution Kabale University
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language English
publishDate 2014-01-01
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series Abstract and Applied Analysis
spelling doaj-art-12af9d6fb03b43cd91b9b744bd9491762025-02-03T01:32:29ZengWileyAbstract and Applied Analysis1085-33751687-04092014-01-01201410.1155/2014/726349726349Global Analysis of a Virus Dynamics Model with General Incidence Function and Cure RateYu Yang0School of Science and Technology, Zhejiang International Studies University, Hangzhou 310012, ChinaA virus dynamics model with logistic function, general incidence function, and cure rate is considered. By carrying out mathematical analysis, we show that the infection-free equilibrium is globally asymptotically stable if the basic reproduction number ℛ0≤1. If ℛ0>1, then the infection equilibrium is globally asymptotically stable under some assumptions. Furthermore, we also obtain the conditions for which the model exists an orbitally asymptotically stable periodic solution. Examples are provided to support our analytical conclusions.http://dx.doi.org/10.1155/2014/726349
spellingShingle Yu Yang
Global Analysis of a Virus Dynamics Model with General Incidence Function and Cure Rate
Abstract and Applied Analysis
title Global Analysis of a Virus Dynamics Model with General Incidence Function and Cure Rate
title_full Global Analysis of a Virus Dynamics Model with General Incidence Function and Cure Rate
title_fullStr Global Analysis of a Virus Dynamics Model with General Incidence Function and Cure Rate
title_full_unstemmed Global Analysis of a Virus Dynamics Model with General Incidence Function and Cure Rate
title_short Global Analysis of a Virus Dynamics Model with General Incidence Function and Cure Rate
title_sort global analysis of a virus dynamics model with general incidence function and cure rate
url http://dx.doi.org/10.1155/2014/726349
work_keys_str_mv AT yuyang globalanalysisofavirusdynamicsmodelwithgeneralincidencefunctionandcurerate