Association Journal of CSIAM
Supervised by Ministry of Education of PRC
Sponsored by Xi'an Jiaotong University
ISSN 1005-3085  CN 61-1269/O1

Chinese Journal of Engineering Mathematics ›› 2024, Vol. 41 ›› Issue (6): 1179-1188.doi: 10.3969/j.issn.1005-3085.2024.06.014

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An Eco-epidemiological Model with Saturation Incidence

WANG Lingshu,   LI Mengyuan,   WANG Yan    

  1. Center for Differential Equations and their Applications, Hebei University of Economics and Business, Shijiazhuang 050061
  • Received:2022-03-11 Accepted:2022-12-25 Online:2024-12-15 Published:2024-12-15
  • Supported by:
    The Scientific Research Foundation of Hebei University of Economics and Business (2021ZD07).

Abstract:

In this paper, the stability of an eco-epidemiological predator-prey model with saturation incidence. Using the theory of time-delay differential equations, the local stability of feasible equilibria is studied, and sufficient conditions for the occurrence of Hope branches at coexisting equilib are obtained. By constructing appropriate Lyapunov functional and applying the LaSalle invariance principle, the global asymptotic stability of feasible equilibria is discussed, and sufficient conditions are obtained for the elimination and spread of diseases to ultimately form endemic diseases.

Key words: eco-epidemiological model, saturation incidence, stability

CLC Number: