Results 21 to 30 of about 3,010 (176)

Analysis of chaotic dynamics: A fractional order glycolysis model [PDF]

open access: yesNetwork Biology, 2022
Glycolysis model has been considered by Caputo fractional derivative. We give the topological classifications of fixed points of this model. Then, we show analytically that under certain parametric conditions fractional order glycolysis model underlies a
Md. Jasim Uddin, S. M. Sohel Rana
doaj  

Stability Analysis of a Discrete Time Prey-Predator Population Model with Immigration

open access: yesCumhuriyet Science Journal, 2020
In this paper, a discrete-time prey-predator population model with immigration which is obtained by implementing forward Euler’s scheme has been considered. The existence of fixed points of the presented model has been investigated.
Hatice Kılıç   +2 more
doaj   +1 more source

Bifurcation and chaos in a discrete predator-prey system of Leslie type with Michaelis-Menten prey harvesting

open access: yesOpen Mathematics, 2022
In this paper, a discrete Leslie-Gower predator-prey system with Michaelis-Menten type harvesting is studied. Conditions on the existence and stability of fixed points are obtained.
Chen Jialin   +3 more
doaj   +1 more source

Bifurcation and Patterns Analysis for a Spatiotemporal Discrete Gierer-Meinhardt System

open access: yesMathematics, 2022
The Gierer-Meinhardt system is one of the prototypical pattern formation models. The bifurcation and pattern dynamics of a spatiotemporal discrete Gierer-Meinhardt system are investigated via the couple map lattice model (CML) method in this paper.
Biao Liu, Ranchao Wu
doaj   +1 more source

Self-Organized Patterns Induced by Neimark-Sacker, Flip and Turing Bifurcations in a Discrete Predator-Prey Model with Lesie-Gower Functional Response

open access: yesEntropy, 2017
The formation of self-organized patterns in predator-prey models has been a very hot topic recently. The dynamics of these models, bifurcations and pattern formations are so complex that studies are urgently needed.
Feifan Zhang   +5 more
doaj   +1 more source

Study on the Compatibility of Multi-Bifurcations by Simulations of Pattern Formation

open access: yesIEEE Access, 2019
Bifurcation is considered the main mathematical mechanism for the formation of spatial self-organizing patterns in many studies. When bifurcation was initially defined, only the transition of the system from stable state to unstable state or from uniform
Feifan Zhang   +4 more
doaj   +1 more source

Bifurcation analysis of a two-dimensional discrete Hindmarsh–Rose type model

open access: yesAdvances in Difference Equations, 2019
In this paper, bifurcation analysis of a discrete Hindmarsh–Rose model is carried out in the plane. This paper shows that the model undergoes a flip bifurcation, a Neimark–Sacker bifurcation, and 1:2 $1:2$ resonance which includes a pitchfork bifurcation,
Bo Li, Qizhi He
doaj   +1 more source

Flip and generalized flip bifurcations of a two-dimensional discrete-time chemical model

open access: yesMathematical Modelling and Numerical Simulation with Applications, 2021
This paper focuses on introducing a two-dimensional discrete-time chemical model and the existence of its fixed points. Also, the one and two-parameter bifurcations of the model are investigated. Bifurcation analysis is based on numerical normal forms. The flip (period-doubling) and generalized flip bifurcations are detected for this model.
NAİK, Parvaiz Ahmad   +2 more
openaire   +3 more sources

Bifurcation of *COOH Pathway Determines HCOOH Formation in CO2 Electroreduction on Bismuth

open access: yesAngewandte Chemie, EarlyView.
Driven by the mechanistic debate of Bi‐catalyzed CO2‐to‐HCOOH conversion, ambiguity remains regarding true reaction pathways. To resolve this, we combined constant‐potential AIMD simulations with spectroscopic evidence to analyze the competitive pathways.
Hyun Dong Jung   +4 more
wiley   +2 more sources

Chaotic dynamics of the fractional order Schnakenberg model and its control

open access: yesMathematics in Applied Sciences and Engineering, 2023
The Schnakenberg model is thought to be the Caputo fractional derivative. In order to create caputo fractional differential equations for the Schnakenberg model, a discretization process is first used.
Md. Jasim Uddin, S. M. Sohel Rana
doaj   +1 more source

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