The Impact of the Wiener process on the analytical solutions of the stochastic (2+ 1)-dimensional breaking soliton equation by using tanh–coth method

FM Al-Askar, WW Mohammed, AM Albalahi… - Mathematics, 2022 - mdpi.com
The stochastic (2+ 1)-dimensional breaking soliton equation (SBSE) is considered in this
article, which is forced by the Wiener process. To attain the analytical stochastic solutions …

Phase shift, oscillation and collision of the anti-dark solitons for the (3+ 1)-dimensional coupled nonlinear Schrödinger equation in an optical fiber communication …

W Yu, W Liu, H Triki, Q Zhou, A Biswas - Nonlinear Dynamics, 2019 - Springer
In the long-distance optical fiber communication system, we consider the (3+ 1)-dimensional
coupled nonlinear Schrödinger equation with perturbation functions, which controls the …

[HTML][HTML] Strong convergence of a fractional exponential integrator scheme for finite element discretization of time-fractional SPDE driven by fractional and standard …

AJ Noupelah, A Tambue, JL Woukeng - Communications in Nonlinear …, 2023 - Elsevier
The aim of this work is to provide the first strong convergence result of a numerical
approximation of a general time-fractional second order stochastic partial differential …

Optimal strong convergence rates of some Euler-type timestepping schemes for the finite element discretization SPDEs driven by additive fractional Brownian motion …

AJ Noupelah, A Tambue - Numerical Algorithms, 2021 - Springer
In this paper, we study the numerical approximation of a general second order semilinear
stochastic partial differential equation (SPDE) driven by a additive fractional Brownian …

Numerical Methods for Optimal Control Problems with SPDEs

A Prohl, Y Wang - arXiv preprint arXiv:2411.11239, 2024 - arxiv.org
This paper investigates numerical methods for solving stochastic linear quadratic (SLQ)
optimal control problems governed by stochastic partial differential equations (SPDEs). Two …

[HTML][HTML] Optimal strong convergence rates of numerical methods for semilinear parabolic SPDE driven by Gaussian noise and Poisson random measure

JD Mukam, A Tambue - Computers & Mathematics with Applications, 2019 - Elsevier
This paper deals with the numerical approximation of semilinear parabolic stochastic partial
differential equation (SPDE) driven simultaneously by Gaussian noise and Poisson random …

Strong convergence of some Magnus-type schemes for the finite element discretization of non-autonomous parabolic SPDEs driven by additive fractional Brownian …

AJ Noupelah, JD Mukam, A Tambue - arXiv preprint arXiv:2409.06045, 2024 - arxiv.org
The aim of this work is to provide the strong convergence results of numerical
approximations of a general second order non-autonomous semilinear stochastic partial …

Some numerical techniques for approximating semilinear parabolic (stochastic) partial differential equations

MSJD Mukam - 2021 - monarch.qucosa.de
Abstract (EN) Partial differential equations (PDEs) and stochastic partial differential
equations (SPDEs) are powerful tools in modeling real-world phenomena in many fields …

Strong convergence of the linear implicit Euler method for the finite element discretization of semilinear non-autonomous SPDEs driven by multiplicative or additive …

JD Mukam, A Tambue - Applied Numerical Mathematics, 2020 - Elsevier
This paper aims to investigate the numerical approximation of semilinear non-autonomous
stochastic partial differential equations (SPDEs) driven by multiplicative or additive noise …

The inverse source problem of Cherenkov radiation model

D Yang, Z Duan - Applied Numerical Mathematics, 2022 - Elsevier
This paper concerns a stochastic partial differential equation driven by Poisson jump for
Cerenkov radiation. Firstly, we utilize the backward Euler method and the finite element …