Results 31 to 40 of about 45,401 (204)

Oscillations of higher order differential equations of neutral type [PDF]

open access: yes, 2000
summary:In this paper, sufficient conditions have been obtained for oscillation of solutions of a class of $n$th order linear neutral delay-differential equations.
Parhi, N.
core   +1 more source

Attractivity for neutral functional differential equations

open access: yesDiscrete and Continuous Dynamical Systems - B, 2013
We study the long term dynamics of non-autonomous functional di fferential equations. Namely, we establish existence results on pullback attractors for non-linear neutral functional di erential equations with time varying delays. The two main results di er in smoothness properties of delay functions.
Caraballo Garrido, Tomás, Kiss, Gábor
openaire   +3 more sources

An Improved Approach to Investigate the Oscillatory Properties of Third-Order Neutral Differential Equations

open access: yes, 2023
In this work, by considering a third-order differential equation with delay-neutral arguments, we investigate the oscillatory behavior of solutions. It is known that the relationships between the solution and its derivatives of different orders, as well ...
Yousef Alnafisah, Osama Moaaz
core   +1 more source

On the Oscillation of Impulsive Neutral First-order Differential Equations with Variable Arguments

open access: yesJournal of Scientific Research in Science, 2022
Throughout the article, we study the oscillation of a general class of first-order neutral differential equations in presence of variable delays under the effect of impulses.
S. Euat Tallah   +2 more
doaj   +1 more source

Some New Existence Results for Positive Periodic Solutions to First-Order Neutral Differential Equations with Variable Coefficients

open access: yes, 2022
In this article, we deal with some new existence results for positive periodic solutions for a class of neutral functional differential equations by employing Krasnoselskii’s fixed-point theorem and the properties of a neutral operator. Our results
Lingping Zhang, Bo Du
core   +1 more source

Oscillation and Nonoscillation for Neutral Differential Equations

open access: yesJournal of Mathematical Analysis and Applications, 1993
A class of neutral differential equations is investigated. The existence of nonoscillatory positive solutions is proved. Sufficient conditions for the existence of oscillatory solutions of this problem are given.
Zhang, B.G., Yu, J.S.
openaire   +2 more sources

Numerical solutions of neutral stochastic functional differential equations

open access: yes, 2008
This paper examines the numerical solutions of neutral stochastic functional differential equations (NSFDEs) $d[x(t)-u(x_t)]=f(x_t)dt+g(x_t)dw(t)$, $t\geq 0$.
Wu, Fuke   +5 more
core   +1 more source

Results on the Behavior of the Solutions for Linear Impulsive Neutral Delay Differential Equations with Constant Coefficients

open access: yesCommunications in Advanced Mathematical Sciences, 2021
We have given some results regarding the behavior of solutions for first order linear impulsive neutral delay differential equations with constant coefficients.
Ali Fuat Yeniçerioğlu
doaj   +1 more source

Almost surely asymptotic stability of neutral stochastic differential delay equations with Markovian switching

open access: yes, 2008
The main aim of this paper is to discuss the almost surely asymptotic stability of the neutral stochastic differential delay equations (NSDDEs) with Markovian switching.
Yuan, Chenggui   +7 more
core   +1 more source

Averaging Method for Neutral Stochastic Delay Differential Equations Driven by Fractional Brownian Motion

open access: yesJournal of Function Spaces, 2020
In this paper, we investigate the stochastic averaging method for neutral stochastic delay differential equations driven by fractional Brownian motion with Hurst parameter H∈1/2,1.
Peiguang Wang, Yan Xu
doaj   +1 more source

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