In this paper, a delayed SIR epidemic model with modified saturated incidence rate is proposed. The local stability and the existence of Hopf bifurcation are established. Also some numerical simulations are given to illustrate the theoretical analysis.
Submitted August 21, 2009. Published October 16, 2009.
Math Subject Classifications: 37G15, 91B62.
Key Words: SIR epidemic model; incidence rate; delayed differential equations; Hopf bifurcation; periodic solutions.
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| Abdelilah Kaddar |
Department of Mathematics, Faculty of Sciences
Chouaib Doukkali University
PO Box 20, El Jadida, Morocco
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