Results 51 to 60 of about 442,403 (170)

Existence and stability of mild solutions to impulsive stochastic neutral partial functional differential equations

open access: yesElectronic Journal of Differential Equations, 2013
In this article, we study a class of impulsive stochastic neutral partial functional differential equations in a real separable Hilbert space. By using Banach fixed point theorem, we give sufficient conditions for the existence and uniqueness of a ...
Danhua He, Liguang Xu
doaj  

Local attractivity for integro-differential equations with noncompact semigroups

open access: yesNonautonomous Dynamical Systems, 2020
In this paper, we are devoted to study the existence and local attractivity of solutions for a class of integro-differential equations.Under the situation that the nonlinear term satisfy Carathéodory conditions and a noncompactness measure condition, we ...
Diop Amadou   +3 more
doaj   +1 more source

Initial-Boundary Value Problem with Dirichlet and Wentzell Conditions for a Mildly Quasilinear Biwave Equation

open access: yesУчёные записки Казанского университета: Серия Физико-математические науки
For a nonstrictly hyperbolic mildly quasilinear biwave equation in the first quadrant, an initial-boundary value problem with the Cauchy conditions specified on the spatial half-line and the Dirichlet and Wentzell conditions applied on the time half-line
V. I. Korzyuk, J. V. Rudzko
doaj   +1 more source

Nonlocal fractional stochastic differential equations driven by fractional Brownian motion

open access: yesAdvances in Difference Equations, 2017
In this paper, we consider a class of nonlocal fractional stochastic differential equations driven by fractional Brownian motion with Hurst index H > 1 2 $H>\frac{1}{2}$ .
Jingyun Lv, Xiaoyuan Yang
doaj   +1 more source

Approximation of solutions of the stochastic wave equation by using the Fourier series

open access: yesModern Stochastics: Theory and Applications, 2018
A one-dimensional stochastic wave equation driven by a general stochastic measure is studied in this paper. The Fourier series expansion of stochastic measures is considered.
Vadym Radchenko, Nelia Stefans’ka
doaj   +1 more source

Mild solutions for semilinear fractional differential equations

open access: yesElectronic Journal of Differential Equations, 2009
The authors study the fractional semilinear differential equation with nonlocal conditions \[ D^{q}x(t)=-Ax(t)+f(t,x(t),Bx(t)),\qquad t\in [0,T], \] \[ x(0)+g(x)=x_0, \] where \(T>0 ...
Gisele M. Mophou, Gaston M. N'Guerekata
openaire   +2 more sources

Heat equation with a general stochastic measure in a bounded domain

open access: yesModern Stochastics: Theory and Applications
A stochastic heat equation on $[0,T]\times B$, where B is a bounded domain, is considered. The equation is driven by a general stochastic measure, for which only σ-additivity in probability is assumed.
Boris Manikin
doaj   +1 more source

Global Mild Solutions of the Navier-Stokes Equations

open access: yes, 2012
Here we establish a global well-posedness of \textit{mild} solutions to the three-dimensional incompressible Navier-Stokes equations if the initial data are in the space $\mathcal{X}^{-1}$ defined by $(1.3)$ and if the norms of the initial data in $\mathcal{X}^{-1}$ are bounded exactly by the viscosity coefficient $ $.
Lei, Zhen, Lin, Fang-hua
openaire   +2 more sources

Weighted pseudo-almost periodic solutions for some neutral partial functional differential equations

open access: yesElectronic Journal of Differential Equations, 2012
In this article we study the existence of weighted pseudo almost periodic solutions of an autonomous neutral functional differential equation with Stepanov-Weighted pseudo almost periodic terms in a Banach space.
Mondher Damak   +2 more
doaj  

Quasilinear nonlocal integrodifferential equations in Banach spaces

open access: yesElectronic Journal of Differential Equations, 2008
In this paper, we study the existence of mild solutions for quasilinear integrodifferential equations with nonlocal conditions in Banach spaces. The results are established by using Hausdorff's measure of noncompactness.
Jin Zhang, Gang Li, Qixiang Dong
doaj  

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