Results 11 to 20 of about 13,470 (307)

Numerical Solutions of Neutral Stochastic Functional Differential Equations [PDF]

open access: yesSIAM Journal on Numerical Analysis, 2008
This paper examines the numerical solutions of neutral stochastic functional differential equations (NSFDEs) $d[x(t)-u(x_t)]=f(x_t)dt+g(x_t)dw(t)$, $t\geq 0$. The key contribution is to establish the strong mean square convergence theory of the Euler-Maruyama approximate solution under the local Lipschitz condition, the linear growth condition, and ...
Wu, Fuke   +2 more
openaire   +5 more sources

Generalized Mean Square Exponential Stability for Stochastic Functional Differential Equations [PDF]

open access: yesMathematics
This work focuses on a class of stochastic functional differential equations and neutral stochastic differential functional equations. By using a new approach, some sufficient conditions are obtained to guarantee the generalized mean square exponential ...
Tianyu He, Zhi Li, Tianquan Feng
doaj   +2 more sources

On Weak and Strong Solutions of Paired Stochastic Functional Differential Equations in Infinite-Dimensional Spaces [PDF]

open access: yesJournal of Optimization, Differential Equations and Their Applications, 2021
In this paper, we study the questions of the existence of global weak solutions and local strong solutions of paired stochastic functional differential equations in a Hilbert space, one of which is an equation with an unbounded operator, and the other is
Andrey O. Stanzhytskyi
doaj   +3 more sources

Approximate Moment Functions for Logistic Stochastic Differential Equations

open access: yesNumerical Algorithms, 2023
Abstract In this paper, we introduce an iterative procedure for approximate moment functions of logistic stochastic differential equations. We first reduce the solutions of the moment functions of such an equation to an infinite system of linear ordinary differential equations.
Coskun Çetin, Jasmina Djordevic
openaire   +2 more sources

Controllability of Second Order Functional Random Differential Equations with Delay [PDF]

open access: yes, 2022
In this article, we study some existence and controllability results for two classes of second order functional differential equations with delay and random effects. To begin, we employ a random fixed point theorem with a stochastic domain to demonstrate
Abdelkrim Salim   +3 more
core   +1 more source

Hypercontractivity for functional stochastic differential equations

open access: yesStochastic Processes and their Applications, 2015
20 ...
Bao, Jianhai   +2 more
openaire   +5 more sources

Almost sure exponential stability of the Euler–Maruyama approximations for stochastic functional differential equations [PDF]

open access: yes, 2011
By the continuous and discrete nonnegative semimartingale convergence theorems, this paper investigates conditions under which the Euler–Maruyama (EM) approximations of stochastic functional differential equations (SFDEs) can share the almost sure ...
Wu, Fuke   +5 more
core   +1 more source

Lyapunov stability analysis for nonlinear delay systems under random effects and stochastic perturbations with applications in finance and ecology

open access: yesAdvances in Difference Equations, 2021
This manuscript is involved in the study of stability of the solutions of functional differential equations (FDEs) with random coefficients and/or stochastic terms.
Abdulwahab Almutairi   +3 more
doaj   +1 more source

Indefinite Linear-Quadratic Stochastic Control Problem for Jump-Diffusion Models with Random Coefficients: A Completion of Squares Approach

open access: yesMathematics, 2021
In this paper, we study the indefinite linear-quadratic (LQ) stochastic optimal control problem for stochastic differential equations (SDEs) with jump diffusions and random coefficients driven by both the Brownian motion and the (compensated) Poisson ...
Jun Moon, Jin-Ho Chung
doaj   +1 more source

Asymptotic behaviours of stochastic differential delay equations [PDF]

open access: yes, 2005
Most of the existing results on stochastic stability use a single Lyapunov function, but we shall instead use multiple Lyapunov functions in this paper.
Shen, Yi   +3 more
core   +1 more source

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