Results 31 to 40 of about 90,692 (222)

The Diffusion-Driven Instability for a General Time-Space Discrete Host-Parasitoid Model

open access: yesDiscrete Dynamics in Nature and Society, 2023
In this paper, we consider a general time-space discrete host-parasitoid model with the periodic boundary conditions. We analyzed and obtained some usual conditions, such as Turing instability occurrence, Flip bifurcation occurrence, and Neimark-Sacker ...
Xuetian Zhang, Chunrui Zhang
doaj   +1 more source

Stability and Bifurcation Analysis of Fifth-Order Nonlinear Fractional Difference Equation

open access: yesFractal and Fractional, 2023
In this paper, a rational difference equation with positive parameters and non-negative conditions is used to determine the presence and direction of the Neimark–Sacker bifurcation.
Abdul Khaliq   +6 more
doaj   +1 more source

Flip bifurcation and Neimark-Sacker bifurcation in a discrete predator-prey model with Michaelis-Menten functional response

open access: yesElectronic Research Archive, 2022
In this paper, we use a semi-discretization method to explore a predator-prey model with Michaelis-Menten functional response. Firstly, we investigate the local stability of fixed points. Then, by using the center manifold theorem and bifurcation theory,
Xianyi Li, Xingming Shao
semanticscholar   +1 more source

Period-doubling bifurcation and Neimark-Sacker bifurcation of a discrete predator-prey model with Allee effect and cannibalism

open access: yesElectronic Research Archive, 2023
In this paper, a discrete predator-prey model incorporating Allee effect and cannibalism is derived from its continuous version by semidiscretization method.
Zhuo Ba, Xianyi Li
semanticscholar   +1 more source

Complex Dynamic Analysis for a Rent-Seeking Game with Political Competition and Policymaker Costs

open access: yesMathematics, 2023
This paper investigates the dynamics of rent-seeking games that include political competition and policymaker cost model. The local asymptotic stability of multiple equilibrium points and Nash equilibrium points are studied.
Xiuqin Yang, Feng Liu, Hua Wang
doaj   +1 more source

Dynamics and Bifurcation of $x_{n+1}=\frac{\alpha+\beta x_{n-2}}{A+Bx_{n}+C x_{n-2}}$

open access: yesJournal of Mathematical Sciences and Modelling, 2021
In this paper, we study dynamics and bifurcation of the third order rational difference equation \begin{eqnarray*} x_{n+1}=\frac{\alpha+\beta x_{n-2}}{A+Bx_{n}+Cx_{n-2}}, ~~n=0, 1, 2, \ldots \end{eqnarray*} with positive parameters $\alpha, \beta, A, B ...
Mohammad Saleh, Batool Raddad
doaj   +1 more source

On the Neimark–Sacker bifurcation in a discrete predator–prey system [PDF]

open access: yesJournal of Biological Dynamics, 2010
A two-parameter family of discrete models describing a predator-prey interaction is considered, which generalizes a model discussed by Murray, and originally due to Nicholson and Bailey, consisting of two coupled nonlinear difference equations. In contrast to the original case treated by Murray, where the two populations either die out or may display ...
A N W, Hone, M V, Irle, G W, Thurura
openaire   +2 more sources

NEIMARK-SACKER BIFURCATION AND CONTROL OF CHAOTIC BEHAVIOR IN A DISCRETE-TIME PLANT-HERBIVORE SYSTEM

open access: yesJournal of Science and Arts, 2022
In this study, the dynamics of a discrete-time plant-herbivore model obtained using the forward Euler method are discussed. The existence of fixed points is investigated.
Ö. Gümüs, A. Selvam, R. Janagaraj
semanticscholar   +1 more source

Stability and cycles in a cobweb model with heterogeneous expectations [PDF]

open access: yes, 2004
We investigate the dynamics of a cobweb model with heterogeneous beliefs, generalizing the example of Brock and Hommes (1997). We examine situations where the agents form expectations by using either rational expectations, or a type of adaptive ...
Lasselle, Laurence   +11 more
core   +1 more source

Creation of Neimark-Sacker Bifurcation for a Three-Degree-of-Freedom Vibro-Impact System with Clearances

open access: yes, 2023
The impulsive state feedback control is used to create Neimark-Sacker bifurcation for a three-degree-of-freedom vibro-impact system with clearances. The linear control gains are determined to guarantee the existence of Neimark-Sacker bifurcation by using
Ji, J, Xu, H
core   +1 more source

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