Results 81 to 90 of about 442 (145)

Coexistence for a kind of stochastic three-species competitive models

open access: yesOpen Mathematics, 2019
The coexistence of species sustains the ecological balance in nature. This paper focuses on sufficient conditions for the coexistence of a three-species stochastic competitive model, where the model has non-linear diffusion parts.
Huang Nantian   +3 more
doaj   +1 more source

A model of competing species that exhibits zip bifurcation

open access: yesRevista Integración, 2017
The purpose of this paper is to present a concrete model of competing population species that exhibits a phenomenon called zip bifurcation. The Zip Bifurcation was introduced by Farkas in 1984 for a three dimensional ODE prey-predator system describing a
Luis F. Echeverri   +2 more
doaj   +1 more source

Almost periodic solution of a discrete competitive system with delays and feedback controls

open access: yesOpen Mathematics, 2019
A discrete nonlinear almost periodic multispecies competitive system with delays and feedback controls is proposed and investigated. We obtain sufficient conditions to ensure the permanence of the system.
Xue Yalong, Xie Xiangdong, Lin Qifa
doaj   +1 more source

With Andrzej Lasota There and Back Again

open access: yesAnnales Mathematicae Silesianae
The paper below is a written version of the 17th Andrzej Lasota Lecture presented on January 12th, 2024 in Katowice. During the lecture we tried to show the impact of Andrzej Lasota’s results on the author’s research concerning various fields of ...
Rudnicki Ryszard
doaj   +1 more source

Global dynamics of population-toxicant models with nonlocal dispersals

open access: yesAdvances in Nonlinear Analysis
In the article, we first investigate a population-toxicant model with nonlocal dispersal. Compared to the local dispersal (random dispersal), nonlocal dispersal brings some difficulties.
Ma Li, Tang De
doaj   +1 more source

Dynamical properties of two-diffusion SIR epidemic model with Markovian switching

open access: yesOpen Mathematics
Infectious diseases still remain one of the major causes of death worldwide, despite the fact that various treatments, such as antibiotics, antiviral drugs, and vaccines for some diseases, are more available to people.
Marković Milica
doaj   +1 more source

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