Asymptotic behavior and multiplicity for a diffusive Leslie–Gower predator–prey system with Crowley–Martin functional response

作者: Haixia Li

DOI: 10.1016/J.CAMWA.2014.07.018

关键词: Leslie gowerStatistical physicsBifurcationMathematicsMultiplicity (chemistry)Mathematical analysisFunctional responseUniquenessFixed-point indexBifurcation theory

摘要: Abstract A diffusive predator–prey system with modified Leslie–Gower and Crowley–Martin functional response is considered. The extinction permanence of the time-dependent are determined by virtue comparison principle. Then, sufficient necessary conditions for existence coexistence states obtained. Furthermore, stability, uniqueness exact multiplicity investigated means combination perturbation theory, bifurcation theory degree theory. Our results indicate that c 1 have an effect on stability states. Finally, some numerical simulations presented to verify complement theoretical results.

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