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Non-existence of non-constant positive steady states of two Holling type-II predator-prey systems: Strong interaction case
Authors:Rui Peng  Junping Shi
Institution:a Institute of Nonlinear Complex Systems, College of Science, China Three Gorges University, Yichang City 443002, Hubei Province, PR China
b School of Sciences and Technology, University of New England, Armidale, NSW, 2351, Australia
c Department of Mathematics, College of William and Mary, Williamsburg, VA 23187-8795, USA
d School of Mathematics, Harbin Normal University, Harbin 150080, Helongjiang, PR China
Abstract:We prove the non-existence of non-constant positive steady state solutions of two reaction-diffusion predator-prey models with Holling type-II functional response when the interaction between the predator and the prey is strong. The result implies that the global bifurcating branches of steady state solutions are bounded loops.
Keywords:35J55  35K57  92C15  92C40
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