Results 31 to 40 of about 46,577 (307)

Bifurcation analysis of a three species discrete-time predator-prey model

open access: yesAlexandria Engineering Journal, 2022
We explore local dynamics at fixed points, existence of periodic points and bifurcation analysis of a three species discrete predator-prey model. More precisely, it is explored that model has trivial fixed point, five boundary fixed points and the ...
A.Q. Khan, S.M. Qureshi, A.M. Alotaibi
doaj   +1 more source

Chaotic Behaviour in Two-parameter Family of Transcendental Functions Associated with Exponential Map [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2020
This article is devoted to the study of chaos and bifurcation in the real dynamics of a newly proposed two-parameter family of transcendental functions. We assume that one parameter is continuous and other parameter is discrete.
Mohammad Sajid, Abdullah S. Alsuwaiyan
doaj   +1 more source

Forcing, damping and detuning for single and coupled Van der Pol oscillators [PDF]

open access: yes, 2014
We use Melnikov function techniques together with geometric methods of bifurcation theory to study the interactions of forcing, damping and detuning on resonant periodic orbits for single and coupled forced Van Der Pol oscillators. For a coupled pair the
Afshar-Nejad, Z, Chillingworth, D.R.J
core   +1 more source

Experimental and theoretical study of the features of the amplitude-frequency response features of the anharmonic Duffing oscillator [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение"
In this paper, experimental waveforms of the bifurcation phenomena in a Duffing oscillator weakly damped by viscous friction. The bifurcation points are found by solving the numerical solution of a harmonically linearized system with respect to the ...
B. A. Kalashnikov   +2 more
doaj   +1 more source

Emerging criticality at bifurcation points in heteroclinic dynamics

open access: yesPhysical Review Research, 2020
Heteroclinic dynamics is a suitable framework to describe transient dynamics that is characteristic for ecological as well as neural systems, in particular for cognitive processes.
Maximilian Voit   +1 more
doaj   +1 more source

Efficient handling of stability problems in shell optimization by asymmetric ‘worst-case’ shape imperfection [PDF]

open access: yes, 2008
The paper presents an approach to shape optimization of proportionally loaded elastic shell structures under stability constraints. To reduce the stability-related problems, a special technique is utilized, by which the response analysis is always ...
Brank, Boštjan   +3 more
core   +1 more source

Predicting climate tipping as a noisy bifurcation: A review [PDF]

open access: yes, 2011
Copyright © 2011 World Scientific PublishingElectronic version of an article published in International Journal of Bifurcation and Chaos, Vol. 21 (2), pp. 399 – 423. DOI: 10.1142/S0218127411028519. Copyright © World Scientific Publishing Company.
Thompson, J., Sieber, J., Thompson, J.M.
core   +1 more source

Spatiotemporal Tipping Induced by Turing Instability and Hopf Bifurcation in a Population Ecosystem Model with the Fear Factor

open access: yesComplexity, 2023
Population ecosystems can display the tipping points at which extinctions of species happens. To predict the appearance of tipping points and to understand their evolution mechanism are of uttermost importance for ecological balance.
Min Xiao   +4 more
doaj   +1 more source

Dynamics and Bifurcation for One Non-linear System

open access: yesScience, Engineering and Technology, 2023
In this paper, we observed the ordinary differential equation (ODE) system and determined the equilibrium points. To characterize them, we used the existing theory developed to visualize the behavior of the system.
Vahidin Hadžiabdić   +3 more
doaj   +1 more source

Bifurcation of Fredholm maps II; The dimension of the set of bifurcation points [PDF]

open access: yes, 2011
We obtain an estimate for the covering dimension of the set of bifurcation points for solutions of nonlinear elliptic boundary value problems from the principal symbol of the linearization along the trivial branch of ...
Pejsachowicz, Jacobo
core  

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