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The article focuses on error estimates as well as stability analysis of deep learning methods for stationary and non-stationary viscous Burgers equation in two and three dimensions. The local well-posedness of homogeneous boundary value…

数值分析 · 数学 2025-08-19 Wasim Akram , Sagar Gautam , Deepanshu Verma , Manil T. Mohan

We prove pointwise-in-time dispersive estimates for solutions to the generalized Korteweg--de Vries (gKdV) equation. In particular, for solutions to the mass-critical model, we assume only that initial data lie in $\dot{H}^{\frac{1}{4}}…

偏微分方程分析 · 数学 2025-10-03 Matthew Kowalski , Minjie Shan

This work is devoted to the decay ofrandom solutions of the unforced Burgers equation in one dimension in the limit of vanishing viscosity. The initial velocity is homogeneous and Gaussian with a spectrum proportional to $k^n$ at small…

流体动力学 · 物理学 2017-05-17 S. N. Gurbatov , S. I. Simdyankin , E. Aurell , U. Frisch , G. Tóth

Global well-posedness, existence of globally absorbing sets and existence of inertial manifolds is investigated for a class of diffusive Burgers equations. The class includes diffusive Burgers equation with nontrivial forcing, the…

数学物理 · 物理学 2009-05-12 Jesenko Vukadinovic

We prove that the Burgers flow with a steady external forcing has a unique steady state which is a sink. Although this flow cannot be linearized through Cole-Hopf transforms, we prove that it has a convergent Koopman Modes decomposition.…

偏微分方程分析 · 数学 2021-10-22 Mikhael Balabane

This paper establishes an explicit $L^2$-estimate for weak solutions $u$ to linear elliptic equations in divergence form with general coefficients and external source term $f$, stating that the $L^2$-norm of $u$ over $U$ is bounded by a…

偏微分方程分析 · 数学 2026-01-27 Haesung Lee

We prove $L^2$ stability estimates for entropic shocks among weak, possibly \emph{non-entropic}, solutions of scalar conservation laws $\partial_t u+\partial_x f(u)=0$ with strictly convex flux function $f$. This generalizes previous…

偏微分方程分析 · 数学 2021-04-07 Andres A. Contreras Hip , Xavier Lamy

In this paper, we explore a nonlocal inviscid Burgers equation. Fixing a parameter $h$, we prove existence and uniqueness of the local solution of the equation $\InviscidBurgersNonlocal{u}$ with periodic initial condition. We also explore…

偏微分方程分析 · 数学 2013-09-18 Hang Yang , Sam Goodchild

We study the large time behavior of solutions near a constant equilibrium to the compressible Euler-Maxwell system in $\r3$. We first refine a global existence theorem by assuming that the $H^3$ norm of the initial data is small, but the…

偏微分方程分析 · 数学 2015-09-29 Zhong Tan , Yanjin Wang , Yong Wang

When a gas of particles interacts with much a larger reservoir the density dynamics on large scales is typically governed by diffusion. We study this paradigmatic problem for weakly coupled integrable systems and show that this picture gets…

统计力学 · 物理学 2026-01-13 Paweł Lisiak , Maciej Łebek , Miłosz Panfil

This article is devoted to the study of the existence and uniqueness of mild solution to time- and space-fractional stochastic Burgers equation perturbed by multiplicative white noise. The required results are obtained by stochastic…

数值分析 · 数学 2017-06-06 Guang-an Zou , Bo Wang

In this work, we consider the stochastic Burgers-Huxley equation perturbed by multiplicative Gaussian noise, and discuss about the global solvability results and asymptotic behavior of solutions. We show the existence of a global strong…

概率论 · 数学 2020-10-20 Manil T. Mohan

We construct a discrete shell-model for two-dimensional turbulence that takes into account local and nonlocal interactions between velocity modes in Fourier space. In real space, its continuous limit is described by the one-dimensional…

混沌动力学 · 物理学 2022-04-28 Leonardo Campanelli

Travelling-wave solutions of the inviscid Burgers equation having smooth initial wave profiles of suitable shapes are known to develop shocks (infinite gradients) in finite times. Such singular solutions are characterized by energy spectra…

流体动力学 · 物理学 2015-05-14 Chuong V. Tran , David G. Dritschel

The first goal of this paper is to prove multiple asymptotic results for a time-discrete and space-continuous polymer model of a random walk in a random potential. These results include: existence of deterministic free energy density in the…

概率论 · 数学 2017-03-31 Yuri Bakhtin , Liying Li

Exactly solvable variable parametric Burgers type equations in one-dimension are introduced, and two different approaches for solving the corresponding initial value problems are given. The first one is using the relationship between the…

可精确求解与可积系统 · 物理学 2011-04-27 Sirin A. Buyukasik

For one-dimensional stochastic Burgers equation driven by Brownian motion and Poisson process, we study the $\psi$-uniformly exponential ergodicity with $\psi(x)=1+\|x\|$, the moderate deviation principle and the large deviation principle…

概率论 · 数学 2020-02-04 Shulan Hu , Ran Wang

We study the problem of global exponential stabilization of original Burgers' equations and the Burgers' equation with nonlocal nonlinearities by controllers depending on finitely many parameters. It is shown that solutions of the…

偏微分方程分析 · 数学 2019-12-13 Serap Gumus , Varga K. Kalantarov

A nondispersive, conservative regularisation of the inviscid Burgers equation is proposed and studied. Inspired by a related regularisation of the shallow water system recently introduced by Clamond and Dutykh, the new regularisation…

偏微分方程分析 · 数学 2024-03-05 Billel Guelmame , Stéphane Junca , Didier Clamond , Robert L. Pego

Several generalizations of the relativistic models of Burgers equations have recently been established and developed on different spacetime geometries. In this work, we take into account the de Sitter spacetime geometry, introduce our…

偏微分方程分析 · 数学 2016-05-16 Tuba Ceylan , Baver Okutmustur