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Nontrivial periodic solution of a stochastic epidemic model with seasonal variation. (English) Zbl 1354.92087

Summary: In this paper, we consider a stochastic SIR epidemic model with seasonal variation. First, we obtain the threshold of our model which determines whether the epidemic occurs or not. In the case of persistence, we prove that there is a nontrivial positive periodic solution.

MSC:

92D30 Epidemiology
34C25 Periodic solutions to ordinary differential equations
Full Text: DOI

References:

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