Results 31 to 40 of about 388 (128)

Hopf bifurcation and stability in a Beddington-DeAngelis predator-prey model with stage structure for predator and time delay incorporating prey refuge

open access: yesOpen Mathematics, 2019
In this paper, we consider a Beddington-DeAngelis predator-prey system with stage structure for predator and time delay incorporating prey refuge. By analyzing the characteristic equations, we study the local stability of the equilibrium of the system ...
Xiao Zaowang   +3 more
doaj   +1 more source

Sensitivity to switching rates in stochastically switched ODEs [PDF]

open access: yes, 2014
We consider a stochastic process driven by a linear ordinary differential equation whose right-hand side switches at exponential times between a collection of different matrices.
Lawley, SD, Mattingly, JC, Reed, MC
core   +1 more source

Robust dynamic output feedback fault-tolerant control for Takagi-Sugeno fuzzy systems with interval time-varying delay via improved delay partitioning approach

open access: yesOpen Mathematics, 2016
This paper addresses the problem of robust fault-tolerant control design scheme for a class of Takagi-Sugeno fuzzy systems subject to interval time-varying delay and external disturbances.
Sun Chao, Wang Fuli, He Xiqin
doaj   +1 more source

Hopf periodic orbits for a ratio-dependent predator-prey model with stage structure [PDF]

open access: yes, 2016
Agraïments: The second author is partially supported by Dirección de Investigación DIUBB 1204084/R.A ratio-dependent predator-prey model with stage structure for prey was investigated in [8].
Llibre, Jaume, Vidal, Claudio
core   +2 more sources

Saddle-point dynamics: conditions for asymptotic stability of saddle points [PDF]

open access: yes, 2016
This paper considers continuously differentiable functions of two vector variables that have (possibly a continuum of) min-max saddle points. We study the asymptotic convergence properties of the associated saddle-point dynamics (gradient-descent in the ...
Cherukuri, Ashish   +2 more
core   +2 more sources

A minimal HIV-AIDS infection model with general incidence rate and application to Morocco data

open access: yes, 2018
We study the global dynamics of a SICA infection model with general incidence rate. The proposed model is calibrated with cumulative cases of infection by HIV-AIDS in Morocco from 1986 to 2015.
Lotfi, El Mehdi   +5 more
core   +1 more source

A Projection Argument for Differential Inclusions, with Applications to Persistence of Mass-Action Kinetics [PDF]

open access: yes, 2013
Motivated by questions in mass-action kinetics, we introduce the notion of vertexical family of differential inclusions. Defined on open hypercubes, these families are characterized by particular good behavior under projection maps.
Gopalkrishnan, Manoj   +2 more
core   +3 more sources

Convergence Rate of Nonlinear Switched Systems

open access: yes, 2015
This paper is concerned with the convergence rate of the solutions of nonlinear switched systems. We first consider a switched system which is asymptotically stable for a class of inputs but not for all inputs.
Jouan, Philippe, Naciri, Saïd
core   +2 more sources

An Optimal Control Study for a Two‐Strain SEIR Epidemic Model With Saturated Incidence Rates and Treatment

open access: yesDiscrete Dynamics in Nature and Society, Volume 2025, Issue 1, 2025.
This work will study an optimal control problem describing the two‐strain SEIR epidemic model. The model studied is in the form of six nonlinear differential equations illustrating the dynamics of the susceptible and the exposed, the infected, and the recovered individuals.
Karam Allali   +3 more
wiley   +1 more source

Quantitative ergodicity for some switched dynamical systems [PDF]

open access: yes, 2012
We provide quantitative bounds for the long time behavior of a class of Piecewise Deterministic Markov Processes with state space Rd \times E where E is a finite set.
Benaïm, Michel   +3 more
core   +5 more sources

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