Results 41 to 50 of about 331 (134)

Exploring Stochastic Fractional Delay Integrodifferential System

open access: yesAsia Pacific Journal of Mathematics
. This study examines the system of stochastic fractional delay integrodifferential equations with Gaussian noise. We employ the Picard-Lindelof successive approximation scheme for existence and uniqueness.
M. L. Maheswari, Karthik Muthusamy
semanticscholar   +1 more source

Functional integro‐differential stochastic evolution equations in Hilbert space

open access: yesInternational Journal of Stochastic Analysis, Volume 16, Issue 2, Page 141-161, 2003., 2003
We investigate a class of abstract functional integro‐differential stochastic evolution equations in a real separable Hilbert space. Global existence results concerning mild and periodic solutions are formulated under various growth and compactness conditions.
David N. Keck, Mark A. McKibben
wiley   +1 more source

Stability of the Stochastic θ-Method for Super-Linear Stochastic Differential Equations with Unbounded Delay

open access: yesJournal of Computational Mathematics, 2019
This paper deals with numerical stability properties of super-linear stochastic differential equations with unbounded delay. Sufficient conditions for mean square and almost sure decay stability of the above system and its stochastic θ-method ...
Lin Chen
semanticscholar   +1 more source

Dynamical behavior for a stochastic two-species competitive model

open access: yesOpen Mathematics, 2017
This paper deals with a stochastic two-species competitive model. Some very verifiable criteria on the global stability of the positive equilibrium of the deterministic system are established.
Xu Changjin, Liao Maoxin
doaj   +1 more source

Periodicity in distribution. I. Discrete systems

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 30, Issue 2, Page 65-127, 2002., 2002
We consider the existence of periodic in distribution solutions to the difference equations in a Banach space. A random process is called periodic in distribution if all its finite‐dimensional distributions are periodic with respect to shift of time with one period. Only averaged characteristics of a periodic process are periodic functions.
A. Ya. Dorogovtsev
wiley   +1 more source

Approximations of center manifolds for delay stochastic differential equations with additive noise

open access: yesAdvances in Nonlinear Analysis, 2023
This article deals with approximations of center manifolds for delay stochastic differential equations with additive noise. We first prove the existence and smoothness of random center manifolds for these approximation equations. Then we show that the Ck{
Wu Longyu   +3 more
doaj   +1 more source

Discretizing a backward stochastic differential equation

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 32, Issue 2, Page 103-116, 2002., 2002
We show a simple method to discretize Pardoux‐Peng′s nonlinear backward stochastic differential equation. This discretization scheme also gives a numerical method to solve a class of semi‐linear PDEs.
Yinnan Zhang, Weian Zheng
wiley   +1 more source

Convergence rate of the truncated Euler-Maruyama method for highly nonlinear neutral stochastic differential equations with time-dependent delay

open access: yesOpen Mathematics
This article can be considered as a continuation of Petrović and Milošević [The truncated Euler-Maruyama method for highly nonlinear neutral stochastic differential equations with time-dependent delay, Filomat 35 (2021), no.
Petrović Aleksandra M.
doaj   +1 more source

A Haussmann‐Clark‐Ocone formula for functionals of diffusion processes with Lipschitz coefficients

open access: yesInternational Journal of Stochastic Analysis, Volume 15, Issue 4, Page 357-370, 2002., 2002
We establish a martingale representation formula for functionals of diffusion processes with Lipschitz coefficients, as stochastic integrals with respect to the Brownian motion.
Khaled Bahlali   +2 more
wiley   +1 more source

An approximate Taylor method for Stochastic Functional Differential Equations via polynomial condition

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2021
The subject of this paper is an analytic approximate method for a class of stochastic functional differential equations with coefficients that do not necessarily satisfy the Lipschitz condition nor linear growth condition but they satisfy some polynomial
Djordjević Dušan D.   +1 more
doaj   +1 more source

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