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We demonstrate the large deviation property for the mild solutions of stochastic evolution equations with monotone nonlinearity and multiplica- tive noise. This is achieved using the recently developed weak convergence method, in studying…

概率论 · 数学 2010-03-17 Hassan Dadashi-Arani , Bijan Z. Zangeneh

We stu\dd y a class of nonlinear stochastic partial differential equations with dissipative nonlinear drift, driven by L\'evy noise. Our work is divided in two parts. In the present part I we first define a Hilbert-Banach setting in which…

概率论 · 数学 2013-12-10 Sergio Albeverio , Luca Di Persio , Elisa Mastrogiacomo , Boubaker Smii

We study the Cauchy problem for a semilinear stochastic partial differential equation driven by a finite-dimensional Wiener process. In particular, under the hypothesis that all the coefficients are sufficiently smooth and have bounded…

偏微分方程分析 · 数学 2012-02-10 Martina Hofmanova

This paper is devoted to order-one explicit approximations of random periodic solutions to multiplicative noise driven stochastic differential equations (SDEs) with non-globally Lipschitz coefficients. The existence of the random periodic…

概率论 · 数学 2025-01-06 Yujia Guo , Xiaojie Wang , Yue Wu

In this work, we study the Cauchy problem for a class of dispersive PDEs where a rough time coefficient is present in front of the dispersion. Under minimal assumptions on the occupation measure of this coefficient, we show that for the…

偏微分方程分析 · 数学 2024-10-31 Tristan Robert

In this paper, the distribution dependent stochastic differential equation in a separable Hilbert space with a Dini continuous drift is investigated. The existence and uniqueness of weak and strong solutions are obtained. Moreover, some…

概率论 · 数学 2020-04-21 Xing Huang , Yulin Song

We study existence and uniqueness of a variational solution in terms of stochastic variational inequalities (SVI) to stochastic nonlinear diffusion equations with a highly singular diffusivity term and multiplicative Stratonovich…

偏微分方程分析 · 数学 2016-08-17 Ioana Ciotir , Jonas M. Tölle

We study stochastic parabolic and elliptic PDEs driven by purely spatial white noise. Even the simplest equations driven by this noise often do not have a square-integrable solution and must be solved in special weighted spaces. We…

概率论 · 数学 2008-12-02 S. V. Lototsky , B. L. Rozovskii

We study the Cauchy problem for Schr\"odinger type stochastic partial differential equations with uniformly bounded coefficients on a curved space. We give conditions on the coefficients, on the drift and diffusion terms, on the Cauchy…

偏微分方程分析 · 数学 2022-08-29 Alessia Ascanelli , Sandro Coriasco , André Süß

This paper is concerned with the regularity of solutions to parabolic evolution equations. We consider semilinear problems on non-convex domains. Special attention is paid to the smoothness in the specific scale $B^r_{\tau,\tau}$,…

偏微分方程分析 · 数学 2025-03-24 Stephan Dahlke , Markus Hansen , Cornelia Schneider

We study the Cauchy problem for an abstract quasilinear stochastic parabolic evolution equation on a Banach space driven by a cylindrical Brownian motion. We prove existence and uniqueness of a local strong solution up to a maximal stopping…

泛函分析 · 数学 2017-01-18 Luca Hornung

We introduce an explicit adaptive Milstein method for stochastic differential equations (SDEs) with no commutativity condition. The drift and diffusion are separately locally Lipschitz and together satisfy a monotone condition. This method…

数值分析 · 数学 2022-11-22 Cónall Kelly , Gabriel Lord , Fandi Sun

We investigate existence, uniqueness and regularity for local solutions of rough parabolic equations with subcritical noise of the form $du_t- L_tu_tdt= N(u_t)dt + \sum_{i = 1}^dF_i(u_t)d\mathbf X^i_t$ where $(L_t)_{t\in[0,T]}$ is a…

偏微分方程分析 · 数学 2021-08-24 Andris Gerasimovics , Antoine Hocquet , Torstein Nilssen

Motivated by problems from statistical analysis for discretely sampled SPDEs, first we derive central limit theorems for higher order finite differences applied to stochastic process with arbitrary finitely regular paths. These results are…

概率论 · 数学 2021-03-09 Igor Cialenco , Hyun-Jung Kim , Gregor Pasemann

In this article, we study the global well-posedness of hyperbolic SPDEs on a bounded domain in $\mathbb{R}^d$, driven by a space-time L\'evy white noise, when the drift and diffusion coefficients are locally Lipschitz and have linear…

概率论 · 数学 2025-12-16 Raluca M. Balan , Juan J. Jiménez , Lluís Quer-Sardanyons

In the present work, we establish the approximation of nonlinear stochastic partial differential equation (SPDE) driven by cylindrical {\alpha}-stable L\'evy processes via modulation or amplitude equations. We study SPDEs with a cubic…

动力系统 · 数学 2021-06-30 Shenglan Yuan , Dirk Blömker

We demonstrate the large deviation principle in the small noise limit for the mild solution of stochastic evolution equations with monotone nonlinearity. A recently developed method, weak convergent method, has been employed in studying the…

概率论 · 数学 2013-09-10 Hassan Dadashi

This article studies the temporal approximation of hyperbolic semilinear stochastic evolution equations with multiplicative Gaussian noise by Milstein-type schemes. We take the term hyperbolic to mean that the leading operator generates a…

数值分析 · 数学 2026-02-03 Felix Kastner , Katharina Klioba

Compactness is one of the most versatile tools in the analysis of nonlinear PDEs and systems. Usually, compactness is established by means of some embedding theorem between functional spaces. Such theorems, in turn, rely on appropriate…

偏微分方程分析 · 数学 2017-06-30 Anna Zhigun

We establish the existence and uniqueness of solutions to an abstract nonlinear equation driven by a multiplicative noise of L\'evy type, which covers many hydrodynamical models including 2D Navier-Stokes equations, 2D MHD equations, the 2D…

概率论 · 数学 2021-05-11 Xuhui Peng , Juan Yang , Jianliang Zhai