Stability and Hopf Bifurcation in a Delayed SEIRS Worm Model in Computer Network

A delayed SEIRS epidemic model with vertical transmission in computer network is considered. Sufficient conditions for local stability of the positive equilibrium and existence of local Hopf bifurcation are obtained by analyzing distribution of the roots of the associated characteristic equation. Fu...

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Bibliographic Details
Main Authors: Zizhen Zhang, Huizhong Yang
Format: Article
Language:English
Published: Hindawi Limited 2013-01-01
Series:Mathematical Problems in Engineering
Online Access:http://dx.doi.org/10.1155/2013/319174

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