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相关论文: Stochastic Allen-Cahn equation with mobility

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We consider the stochastic Allen--Cahn equation perturbed by smooth additive Gaussian noise in a spatial domain with smooth boundary in dimension $d\le 3$, and study the semidiscretisation in time of the equation by an Euler type split-step…

数值分析 · 数学 2018-04-27 Mihály Kovács , Stig Larsson , Fredrik Lindgren

We prove existence, uniqueness and Sobolev regularity of weak solution of the Cauchy problem of the stochastic transport equation with drift in a large class of singular vector fields containing, in particular, the $L^d$ class, the weak…

概率论 · 数学 2021-02-23 Damir Kinzebulatov , Yuliy A. Semenov , Renming Song

The main result of the present paper is a statement on existence, uniqueness and regularity for mild solutions to a parabolic transport diffusion type equation that involves a non-smooth coefficient. We investigate related Cauchy problems…

偏微分方程分析 · 数学 2013-07-19 Elena Issoglio

We study in this article the existence and uniqueness of solutions to a class of stochastic transport equations with irregular coefficients and unbounded divergence. In the first result we assume the drift is $L^{2}([0,T] \times \R^{d})\cap…

偏微分方程分析 · 数学 2022-07-06 Wladimir Neves , Christian Olivera

For the Allen-Cahn equation, it is well known that there is a monotone standing wave joining with the balanced wells of the potential. In this paper we study the existence of traveling wave solutions for the Allen-Cahn equation on an…

偏微分方程分析 · 数学 2022-05-24 Chao-Nien Chen , Vittorio Coti Zelati

We prove the existence and uniqueness of maximal solutions to the 3D SALT (Stochastic Advection by Lie Transport, [Holm arXiv:1410.8311]) Navier-Stokes Equation in velocity and vorticity form, on the torus and the bounded domain…

偏微分方程分析 · 数学 2022-11-03 Daniel Goodair , Dan Crisan

We are concerned with solutions to the parabolic Allen-Cahn equation in Riemannian manifolds. For a general class of initial condition we show non positivity of the limiting energy discrepancy. This in turn allows to prove almost…

偏微分方程分析 · 数学 2013-08-05 Adriano Pisante , Fabio Punzo

In this paper, we consider the numerical approximations for the fourth order Cahn-Hilliard equation with concentration dependent mobility, and the logarithmic Flory-Huggins potential. One challenge in solving such a diffusive system…

数值分析 · 数学 2017-01-26 Xiaofeng Yang , Jia Zhao

This paper studies a space-inhomogeneous Boltzmann-Nordheim equation with pseudo-Maxwellian forces. Strong solutions are obtained for the Cauchy problem in a setting with large bounded L1 initial data. The main results are existence,…

数学物理 · 物理学 2016-11-23 Leif Arkeryd , Anne Nouri

We study the Cahn-Hilliard equation with non-degenerate concentration-dependent mobility and logarithmic potential in two dimensions. We show that any weak solution is unique, exhibits propagation of uniform-in-time regularity, and…

偏微分方程分析 · 数学 2025-03-25 Monica Conti , Pietro Galimberti , Stefania Gatti , Andrea Giorgini

An example of a solution branch of the three dimensional Euler equation Cauchy problem is constructed which develops a singular velocity component and a singular vorticity component after finite time for some data which have Hoelder…

偏微分方程分析 · 数学 2016-03-17 Joerg Kampen

We consider the stochastic 2-dimensional Cahn-Hilliard equation which is driven by the derivative in space of a space-time white noise. We use two different approaches to study this equation. First we prove that there exists a unique…

概率论 · 数学 2020-05-08 Michael Rockner , Huanyu Yang , Rongchan Zhu

We prove the existence of a unique global strong solution for a stochastic two-dimensional Euler vorticity equation for incompressible flows with noise of transport type. In particular, we show that the initial smoothness of the solution is…

偏微分方程分析 · 数学 2020-10-23 Dan Crisan , Oana Lang

By establishing a sharp Strichartz estimate for the velocity and density, we prove the local well-posedness of solutions for the Cauchy problem of two-dimensional compressible Euler equations, where the initial velocity, density, and…

偏微分方程分析 · 数学 2025-05-27 Huali Zhang

We consider the Cauchy problem for a model of non-linear acoustics, named the Kuznetsov equation, describing sound propagation in thermo-viscous elastic media. For the viscous case, it is a weakly quasi-linear strongly damped wave equation,…

偏微分方程分析 · 数学 2018-10-09 Adrien Dekkers , Anna Rozanova-Pierrat

We consider the Cauchy problem for the fourth order nonlinear Schr\"{o}dinger equation with derivative nonlinearity $(i\partial _t + \Delta ^2) u= \pm \partial (|u|^2u)$ on $\mathbb{R} ^d$, $d \ge 3$, with random initial data, where…

偏微分方程分析 · 数学 2015-05-26 Hiroyuki Hirayama , Mamoru Okamoto

We construct bounded classical solutions of the Boltzmann equation in the whole space without specifying any limit behaviors at the spatial infinity and without assuming the smallness condition on initial data. More precisely, we show that…

偏微分方程分析 · 数学 2010-10-28 Radjesvarane Alexandre , Yoshinori Morimoto , Seiji Ukai , Chao-Jiang Xu , Tong Yang

In this article, we investigate the global existence of martingale suitable weak solutions to stochastic Ericksen-Leslie equations with additive noise in a 3D torus. The notion of suitable weak solutions has been introduced to address…

偏微分方程分析 · 数学 2025-10-16 Hengrong Du , Chuntian Wang

In this paper, we considered the problem of analytical continuation of the solution of the system equations of the moment theory of elasticity in spacious bounded domain from its values and values of its strains on part of the boundary of…

偏微分方程分析 · 数学 2009-10-20 I. E. Niyozov , O. I. Makhmudov

We investigate the inviscid 2D Boussinesq equations driven by rough transport noise of Kraichnan type with regularity index $\alpha\in (0,1/2)$. For all $1<p<\infty$, we establish the existence and uniqueness of probabilistic strong…

概率论 · 数学 2025-04-30 Shuaijie Jiao , Dejun Luo