Results 1 to 10 of about 211 (62)

Optimal Intervention Strategies on TB Epidemiology in a Prison Population

open access: yesAbstract and Applied Analysis, Volume 2024, Issue 1, 2024.
This paper presents a compartmental model in ordinary differential equations of tuberculosis (TB) disease dynamics in a prison population, which is calibrated to reflect the unique conditions of the Democratic Republic of Congo.
Sibaliwe Maku Vyambwera, P. Witbooi
semanticscholar   +2 more sources

Stability of hybrid pantograph stochastic functional differential equations [PDF]

open access: yesSystems & control letters (Print), 2021
In this paper, we study a new type of stochastic functional differential equations which is called hybrid pantograph stochastic functional differential equations.
Hao Wu, Junhao Hu, C. Yuan
semanticscholar   +1 more source

Existence and Global Exponential Stability of Positive Almost Periodic Solutions for a Time-Scales Model of Hematopoiesis with Multiple Time-Varying Variable Delays

open access: yesInternational Journal of Differential Equations, 2019
In this paper we considered a hematopoiesis model with multiple time varying variable delays on time scales. By an application of fixed point theorem in a cone, sufficient conditions for the existence of unique positive almost periodic solution of the ...
K. R. Prasad, M. Khuddush
semanticscholar   +1 more source

A STOCHASTIC MODEL FOR HIV EPIDEMIC WITH TREATMENT AND INFLOW OF INFECTIVES

open access: yesInternational Journal of Apllied Mathematics, 2018
We present a stochastic model of the population dynamics of HIV/AIDS with treatment and inflow of infectives. Starting with a deterministic compartmental model, each of the four ordinary differential equations are stochastically perturbed.
M. Nsuami, P. Witbooi
semanticscholar   +1 more source

HYERS-ULAM STABILITY OF A PERTURBED GENERALISED LIENARD EQUATION

open access: yesInternational Journal of Apllied Mathematics, 2019
In this paper, we consider the Hyers-Ulam stability of a perturbed generalized Lienard equation, using a nonlinear extension of Gronwall-Bellman integral inequality called the Bihari integral inequality.
I. Fakunle, P. Arawomo
semanticscholar   +1 more source

Many Types of Stability of Abstract First and Second Order Linear Dynamic Equations on Time Scales

open access: yesJournal of Scientific Research in Science, 2018
In this paper we investigate sufficient conditions for many types of stability of both of the abstract first order linear dynamic equations on time scales of the form   and the second order linear dynamic equations of the form   Where , the space of ...
A. Hamza, G. A. Ismail, Dina Ahmed
semanticscholar   +1 more source

Stability analysis for impulsive stochastic fuzzy p-Laplace dynamic equations under Neumann or Dirichlet boundary condition

open access: yesBoundary Value Problems, 2013
Under Neumann or Dirichlet boundary conditions, the stability of a class of delayed impulsive Markovian jumping stochastic fuzzy p-Laplace partial differential equations (PDEs) is considered.
R. Rao, Zhilin Pu
semanticscholar   +1 more source

Dynamics of a nonautonomous Lotka-Volterra predator-prey dispersal system with impulsive effects

open access: yes, 2014
By applying the comparison theorem, Lyapunov functional, and almost periodic functional hull theory of the impulsive differential equations, this paper gives some new sufficient conditions for the uniform persistence, global asymptotical stability, and ...
Lijun Xu, Wenquan Wu
semanticscholar   +1 more source

Finite-time stability analysis of fractional singular time-delay systems

open access: yesAdvances in Differential Equations, 2014
This paper studies the finite-time stability of fractional singular time-delay systems. First, by the method of the steps, we discuss the existence and uniqueness of the solutions for the equivalent systems to the fractional singular time-delay systems ...
Denghao Pang, Wei Jiang
semanticscholar   +1 more source

Qualitative Analysis of Nonconvolution Volterra Summation Equations

open access: yesInternational Journal of Differential Equations, 2019
This paper is first in a series of papers in which we consider the vector nonconvolution Volterra summation equation x(t) = a(t)− t−1 ∑ s=0 C(t, s)x(s), t ∈ Z where x and a are k-vectors, k ≥ 1, while C is an k × k matrix.
Y. Raffoul
semanticscholar   +1 more source

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