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This article introduces and analyzes a new explicit, easily implementable, and full discrete accelerated exponential Euler-type approximation scheme for additive space-time white noise driven stochastic partial differential equations…

概率论 · 数学 2020-06-04 Martin Hutzenthaler , Arnulf Jentzen , Diyora Salimova

In this article, we consider the stochastic Cahn--Hilliard equation driven by multiplicative space-time white noise with diffusion coefficient of sublinear growth. By introducing the spectral Galerkin method, we first obtain the…

概率论 · 数学 2020-06-23 Jianbo Cui , Jialin Hong

This paper proposes a fully discrete method called the symplectic dG full discretization for stochastic Maxwell equations driven by additive noises, based on a stochastic symplectic method in time and a discontinuous Galerkin (dG) method…

数值分析 · 数学 2020-09-22 Chuchu Chen

We consider the numerical approximation of a general second order semi--linear parabolic stochastic partial differential equation (SPDEs) driven by space-time noise, for multiplicative and additive noise. We examine convergence of…

数值分析 · 数学 2015-03-19 Gabriel J Lord , Antoine Tambue

To model wave propagation in inhomogeneous media with frequency-dependent power-law attenuation, it is needed to use the fractional powers of symmetric coercive elliptic operators in space and the Caputo tempered fractional derivative in…

数值分析 · 数学 2019-11-19 Yajing Li , Yejuan Wang , Weihua Deng

This paper presents the convergence analysis of the spatial finite difference method (FDM) for the stochastic Cahn--Hilliard equation with Lipschitz nonlinearity and multiplicative noise. Based on fine estimates of the discrete Green…

数值分析 · 数学 2026-04-14 Jialin Hong , Diancong Jin , Derui Sheng

In this paper, we present an energy-preserving exponentially integrable numerical method for stochastic wave equation with cubic nonlinearity and additive noise. We first apply the spectral Galerkin method to discretizing the original…

数值分析 · 数学 2021-04-14 Jianbo Cui , Jialin Hong , Lihai Ji , Liying Sun

This paper aims to investigate the numerical approximation of semilinear non-autonomous stochastic partial differential equations (SPDEs) driven by multiplicative or additive noise. Such equations are more realistic than autonomous SPDEs…

数值分析 · 数学 2020-11-18 Jean Daniel Mukam , Antoine Tambue

A numerical analysis for the fully discrete approximation of an operator Lyapunov equation related to linear SPDEs (stochastic partial differential equations) driven by multiplicative noise is considered. The discretization of the Lyapunov…

数值分析 · 数学 2022-05-04 Adam Andersson , Annika Lang , Andreas Petersson , Leander Schroer

This paper develops and analyzes a fully discrete finite element method for a class of semilinear stochastic partial differential equations (SPDEs) with multiplicative noise. The nonlinearity in the diffusion term of the SPDEs is assumed to…

数值分析 · 数学 2018-11-22 Xiaobing Feng , Yukun Li , Yi Zhang

The full discretization of the semi-linear stochastic wave equation is considered. The discontinuous Galerkin finite element method is used in space and analyzed in a semigroup framework, and an explicit stochastic position Verlet scheme is…

数值分析 · 数学 2020-09-17 Lehel Banjai , Gabriel Lord , Jeta Molla

In this article, we have analyzed the full discretization of the Stochastic semilinear Schr\"{o}dinger equation in a bounded convex polygonal domain driven by multiplicative Wiener noise. We use the finite element method for spatial…

数值分析 · 数学 2025-04-22 Suprio Bhar , Mrinmay Biswas , Mangala Prasad

In this article, we analyze semi-discrete finite element approximation and full discretization of a fourth-order stochastic pseudo-parabolic equation in a bounded convex polygonal domain driven by additive Wiener noise. We use the finite…

数值分析 · 数学 2026-03-11 Suprio Bhar , Mrinmay Biswas , Mangala Prasad

This paper deals with the numerical approximation of semilinear parabolic stochastic partial differential equation (SPDE) driven simultaneously by Gaussian noise and Poisson random measure, more realistic in modeling real world phenomena.…

数值分析 · 数学 2020-11-19 Jean Daniel Mukam , Antoine Tambue

The traditional wave equation models wave propagation in an ideal conducting medium. For characterizing the wave propagation in inhomogeneous media with frequency dependent power-law attenuation, the space-time fractional wave equation…

数值分析 · 数学 2017-12-22 Yajing Li , Yejuan Wang , Weihua Deng

We analyse a splitting integrator for the time discretization of the Schr\"odinger equation with nonlocal interaction cubic nonlinearity and white noise dispersion. We prove that this time integrator has order of convergence one in the…

数值分析 · 数学 2020-11-03 Charles-Edouard Bréhier , David Cohen

We study a class of stochastic semilinear damped wave equations driven by additive Wiener noise. Owing to the damping term, under appropriate conditions on the nonlinearity, the solution admits a unique invariant distribution. We apply…

数值分析 · 数学 2023-06-27 Ziyi Lei , Charles-Edouard Bréhier , Siqing Gan

This article analyzes an explicit temporal splitting numerical scheme for the stochastic Allen-Cahn equation driven by additive noise, in a bounded spatial domain with smooth boundary in dimension $d\le 3$. The splitting strategy is…

概率论 · 数学 2018-04-03 Charles-Edouard Bréhier , Jianbo Cui , Jialin Hong

We present an abstract framework for analyzing the weak error of fully discrete approximation schemes for linear evolution equations driven by additive Gaussian noise. First, an abstract representation formula is derived for sufficiently…

数值分析 · 数学 2013-07-17 M. Kovács , S. Larsson , F. Lindgren

We consider the strong numerical approximation for a fourth-order stochastic nonlinear SPDE driven by space-time white noise on $2$-dimensional torus. We consider its full discretisation with a spectral Galerkin scheme in space and Euler…

数值分析 · 数学 2025-10-14 Dirk Blömker , Chengcheng Ling , Johannes Rimmele