Results 31 to 40 of about 760 (151)

On circle map coupled map lattice

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2003, Issue 45, Page 2887-2896, 2003., 2003
The circle map in one and two dimensions is studied. Both its stability and synchronization, using a bounded control and persistence, are discussed. This work is expected to be applicable in ecology where spatial effects are known to be important. Also, it will be relevant to systems where delay effects are not negligible.
E. Ahmed, A. S. Hegazi
wiley   +1 more source

Abundant stable computational solutions of Atangana–Baleanu fractional nonlinear HIV-1 infection of CD4+ T-cells of immunodeficiency syndrome

open access: yesResults in Physics, 2021
The computational solutions for the fractional mathematical system form of the HIV-1 infection of CD4+ T-cells are investigated by employing three recent analytical schemes along the Atangana–Baleanu fractional (ABF) derivative. This model is affected by
Mostafa M.A. Khater   +2 more
doaj   +1 more source

Who Replaces Whom? Local versus Non-local Replacement in Social and Evolutionary Dynamics [PDF]

open access: yes, 2012
In this paper, we inspect well-known population genetics and social dynamics models. In these models, interacting individuals, while participating in a self-organizing process, give rise to the emergence of complex behaviors and patterns.
Araújo, Tanya, Banisch, Sven
core   +2 more sources

On the dynamics of a class of multi-group models for vector-borne diseases [PDF]

open access: yes, 2015
The resurgence of vector-borne diseases is an increasing public health concern, and there is a need for a better understanding of their dynamics. For a number of diseases, e.g.
Aberrahman Iggidr   +3 more
core   +5 more sources

Growth of Phytoplankton

open access: yesBiomedical Journal of Scientific & Technical Research, 2019
A central problem in biological dynamical systems is to determine the boundaries of evolution. Although this is a general problem, we prefer to give solutions for growth of the phytoplankton. AMS Mathematical Classiftcation: 92D40, 35B36, 35Q92, 37N25.
C. Udrişte   +5 more
semanticscholar   +1 more source

Optimal control for a fractional order malaria transmission dynamics mathematical model

open access: yesAlexandria Engineering Journal, 2020
In this work, optimal control for fractional order model of malaria transmission dynamics with modified parameters is presented. The fractional derivative is defined in the Atangana-Beleanu sense.
N.H. Sweilam   +2 more
doaj   +1 more source

Effects of behaviour change on HFMD transmission

open access: yesJournal of Biological Dynamics, 2023
We propose a hand, foot and mouth disease (HFMD) transmission model for children with behaviour change and imperfect quarantine. The symptomatic and quarantined states obey constant behaviour change while others follow variable behaviour change depending
Tongrui Zhang   +4 more
doaj   +1 more source

Modeling and analysis of random and stochastic input flows in the chemostat model [PDF]

open access: yes, 2019
In this paper we study a new way to model noisy input flows in the chemostat model, based on the Ornstein-Uhlenbeck process. We introduce a parameter β as drift in the Langevin equation, that allows to bridge a gap between a pure Wiener process, which is
Caraballo Garrido, Tomás   +2 more
core   +1 more source

Global analysis of a cocirculating target cells HIV model with differential drug efficacy and nonlinear incidence rate

open access: yes, 2016
The main purpose of this work is to investigate the qualitative behavior of an HIV dynamics model with two types of cocirculating target cells. The model takes into account both short-lived and long lived chronically infected cells.
A. Elaiw, N. Almuallem
semanticscholar   +1 more source

Beyond clustering: mean-field dynamics on networks with arbitrary subgraph composition [PDF]

open access: yes, 2014
Clustering is the propensity of nodes that share a common neighbour to be connected. It is ubiquitous in many networks but poses many modelling challenges.
A-L Barabási   +28 more
core   +2 more sources

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