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For the one dimensional Burgers equation with a random and periodic forcing, it is well-known that there exists a family of invariant measures, each corresponding to a different average velocity. In this paper, we consider the coupled…

Probability · Mathematics 2025-03-11 Alexander Dunlap , Yu Gu

This document provides a proof that the solutions to the convectively filtered Burgers equation, will converge to the entropy solution of the inviscid Burgers equation when certain restrictions are put on the initial conditions. It does so…

Fluid Dynamics · Physics 2009-02-27 Greg Norgard , Kamran Mohseni

The Fisher and Burgers' equations with finite memory transport, describing reaction-diffusion and convection-diffusion processes, respectively have recently attracted a lot of attention in the context of chemical kinetics, mathematical…

Pattern Formation and Solitons · Physics 2007-05-23 Sandip Kar , Suman Kumar Banik , Deb Shankar Ray

We investigate non-perturbative results of inviscid forced Burgers equation supplemented to continuity equation in three-dimensions. The exact two-point correlation function of density is calculated in three-dimensions. The two-point…

chao-dyn · Physics 2007-05-23 J. Davoudi , A. R. Rastegar , M. R. Rahimi Tabar

Differential equations with convective terms such as the Burger's equation appear in many applications and have been the subject of intense research. In this paper we use a generalized form of Cole-Hopf transformation to relate the…

Mathematical Physics · Physics 2013-08-06 Mayer Humi

In this paper we study the following Burgers equation du/dt + d/dx (u^2/2) = epsilon d^2u/dx^2 + f(x,t) where f(x,t)=dF/dx(x,t) is a random forcing function, which is periodic in x and white noise in t. We prove the existence and uniqueness…

Analysis of PDEs · Mathematics 2016-09-07 Weinan E , K. M. Khanin , A. E. Mazel , Ya. G. Sinai

This paper examines an averaging technique in which the nonlinear flux term is expanded and the convective velocities are passed through a low-pass filter. It is the intent that this modification to the nonlinear flux terms will result in…

Fluid Dynamics · Physics 2009-07-02 Gregory Norgard , Kamran Mohseni

The problem of one-dimensional randomly forced Burgers turbulence is considered in terms of (1+1) directed polymers. In the limit of strong turbulence (which corresponds to the zero temperature limit for the directed polymer system) using…

Statistical Mechanics · Physics 2018-09-26 Victor Dotsenko

The well-known analytical solution of Burgers' equation is extended to curvilinear coordinate systems in three-dimensions by a method which is much simpler and more suitable to practical applications than that previously used. The results…

solv-int · Physics 2008-02-03 Steven Nerney , Edward J. Schmahl , Z. E. Musielak

This work is devoted to investigating stochastic turbulence for the fluid flow in one-dimensional viscous Burgers equation perturbed by L\'evy space-time white noise with the periodic boundary condition. We rigorously discuss the regularity…

Probability · Mathematics 2021-06-08 Shenglan Yuan , Dirk Blömker , Jinqiao Duan

In this paper, we establish the existence and uniqueness of solutions to the two-dimensional Burgers equation using the framework of infinite-dimensional dynamical systems. The two-dimensional Burgers equation, which models the interplay…

Analysis of PDEs · Mathematics 2025-03-07 Xiang Zhang , Shuhan Xie , Yule Sun

We consider a coupled reaction-advection-diffusion system based on the Fisher-KPP and Burgers equations. These equations serve as a one-dimensional version of a model for a reacting fluid in which the arising density differences induce a…

Analysis of PDEs · Mathematics 2021-05-28 Jason J. Bramburger , Christopher Henderson

The spectrally truncated, or finite dimensional, versions of several equations of inviscid flows display transient solutions which match their viscous counterparts, but which eventually lead to thermalized states in which energy is in…

Fluid Dynamics · Physics 2018-04-06 P. Clark di Leoni , P. D. Mininni , M. -E. Brachet

The large-time behavior of solutions to Burgers equation with small viscosity is described using invariant manifolds. In particular, a geometric explanation is provided for a phenomenon known as metastability, which in the present context…

Dynamical Systems · Mathematics 2015-05-13 Margaret Beck , C. Eugene Wayne

The topic of this paper are similarity solutions occurring in multi-dimensional Burgers' equation. We present a simple derivation of the symmetries appearing in a family of generalizations of Burgers' equation in $d$-space dimensions. These…

Numerical Analysis · Mathematics 2017-12-06 Jens Rottmann-Matthes

A relativistic generalization of the inviscid Burgers equation was proposed by LeFloch, Makhlof, and Okutmustur and then investigated on a Schwarzschild background. Here, we extend their analysis to a Friedmann-Lemaitre-Robertson-Walker…

Analysis of PDEs · Mathematics 2015-12-29 Tuba Ceylan , Philippe G. LeFloch , Baver Okutmustur

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.…

Analysis of PDEs · Mathematics 2021-10-22 Mikhael Balabane

Dynamic response of the one-dimensional viscoelastic rod of finite length, that has one end fixed and the other subject to prescribed either displacement or stress, is analyzed by the analytical means of Laplace transform, yielding the…

Classical Physics · Physics 2021-12-21 Slađan Jelić , Dušan Zorica

We consider the one-dimensional Burgers equation randomly stirred at large scales by a Gaussian short-time correlated force. Using the method of dissipative anomalies, we obtain velocity and velocity-difference probability density functions…

Chaotic Dynamics · Physics 2007-05-23 S. Boldyrev , T. Linde , A. Polyakov

In this article we deal with one-dimensional inverse problems concerning the Burgers equation and some related nonlinear systems (involving heat effects and/or variable density). In these problems, the goal is to find the size of the…

Analysis of PDEs · Mathematics 2022-01-05 J. Apraiz , A. Doubova , E. Fernández-Cara , M. Yamamoto
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