Results 21 to 30 of about 4,320 (200)

Bifurcation analysis for Shil'nikov Chaos Electro-dissolution of Copper.

open access: yesZanco Journal of Pure and Applied Sciences, 2022
This paper is devoted to study the local bifurcations and stability of three dimensional systems that representing a Shil'nikov chaos during copper electro-dissolution. The local stability analysis of equilibrium points has been studied.
Jihan Mustafa Mirkhan   +1 more
doaj   +1 more source

Complex Behaviors of Epidemic Model with Nonlinear Rewiring Rate

open access: yesComplexity, 2020
An SIS propagation model with the nonlinear rewiring rate on an adaptive network is considered. It is found by bifurcation analysis that the model has the complex behaviors which include the transcritical bifurcation, saddle-node bifurcation, Hopf ...
Ding Fang, Yongxin Zhang, Wendi Wang
doaj   +1 more source

Stability and bifurcation analysis of an amensalism model with Crowley-Martin type functional response

open access: yes上海师范大学学报. 自然科学版, 2020
In this paper, an amensalism model with Crowley-Martin type functional response is proposed. The existence and stability of all possible equilibria of the system are investigated.
WEI Zhen, GAN Shengjin
doaj   +1 more source

Modeling and Analyzing the Influence of Fear on the Harvested Modified Leslie-Gower Model

open access: yesمجلة بغداد للعلوم, 2023
A modified Leslie-Gower predator-prey model with a Beddington-DeAngelis functional response is proposed and studied. The purpose is to examine the effects of fear and quadratic fixed effort harvesting on the system's dynamic behavior.
Abdul Rahman Mahmoud Jamil   +1 more
doaj   +1 more source

Transcritical Bifurcation for the Conditional Distribution of a Diffusion Process

open access: yesJournal of Theoretical Probability, 2022
In this article, we describe a simple class of models of absorbed diffusion processes with parameter, whose conditional law exhibits a transcritical bifurcation. Our proofs are based on the description of the set of quasi-stationary distributions for general two-clusters reducible processes.
Benaïm, Michel   +3 more
openaire   +3 more sources

Dynamic analysis and control of a rice-pest system under transcritical bifurcations [PDF]

open access: yesPeerJ, 2021
A decision model is developed by adopting two control techniques, combining cultural methods and pesticides in a hybrid approach. To control the adverse effects in the long term and to be able to evaluate the extensive use of pesticides on the environment and nearby ecosystems, the novel decision model assumes the use of pesticides only in an emergency
Sajib Mandal   +3 more
openaire   +3 more sources

Weakly coupled two slow- two fast systems, folded node and mixed mode oscillationsM [PDF]

open access: yes, 2013
We study Mixed Mode Oscillations (MMOs) in systems of two weakly coupled slow/fast oscillators. We focus on the existence and properties of a folded singularity called FSN II that allows the emergence of MMOs in the presence of a suitable global return ...
Ambrosio, B.   +2 more
core   +4 more sources

Finite-time nonautonomous bifurcation in impulsive systems

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2016
The purpose of this article is to investigate nonautonomous bifurcation in impulsive differential equations. The impulsive finite-time analogues of transcritical and pitchfork bifurcation are provided.
Marat Akhmet, Ardak Kashkynbayev
doaj   +1 more source

Bistability and Robustness for Virus Infection Models with Nonmonotonic Immune Responses in Viral Infection Systems

open access: yesMathematics, 2022
Recently, bistable viral infection systems have attracted increased attention. In this paper, we study bistability and robustness for virus infection models with nonmonotonic immune responses in viral infection systems. The results show that the existing
Tengfei Wang, Shaoli Wang, Fei Xu
doaj   +1 more source

Transcritical bifurcation yielding global stability for network processes

open access: yesNonlinear Analysis, 2020
In this paper, the dynamical system \[ \dot x(t)=f(x(t)) \tag{1} \] is considered in the unit cube \(Q=\{x\in \mathbb{R}^n: 0\le x_i\le 1, i=1,\dots,n\}\) where \(f:\mathbb{R}^n\to\mathbb{R}^n\) is a differentiable function. If \(x=0\) is a solution of system (1), the authors specify sufficient conditions of its global asymptotic stability.
Berzlánovichné Bodó, Ágnes   +1 more
openaire   +3 more sources

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