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This article investigates the properties of the solutions of the dispersionless two-component Burgers (B2) equation, derived as a model for blood-flow in arteries with elastic walls. The phenomenon of wave breaking is investigated as well…

Exactly Solvable and Integrable Systems · Physics 2013-05-02 Tony Lyons

In this paper, we focus on one-dimensional vertical infiltration, assuming constant diffusivity and a quadratic relationship between hydraulic conductivity and water content. Under these assumptions, Richards' equation reduces to Burgers'…

Analysis of PDEs · Mathematics 2026-05-26 Konstantinos Kalimeris , Leonidas Mindrinos , Athanasios Paraskevopoulos

We investigate the large time behavior of solutions to the two-dimensional viscous Burgers equation $u_t+uu_x+uu_y=\Delta u$, toward a non-self-similar rarefaction wave of inviscid Burgers equation with two initial constant states,…

Analysis of PDEs · Mathematics 2024-12-31 Feimin Huang , Guiqin Qiu , Yi Wang , Xiaozhou Yang

In this paper, we constuct the multi-point blowup solutions of self-similar type for the inviscid Burgers equation. The shape and blowup dynamics are precisely described. Moreover, the solutions we construct are stable under small…

Analysis of PDEs · Mathematics 2021-03-02 Yiya Qiu , Lifeng Zhao

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

Preliminary group classification for a class of generalized inviscid Burger's equations in the general form $u_t+g(x, u)u_x = f(x, u)$ is given and additional equivalence transformations are found. Adduced results complete and essentially…

Differential Geometry · Mathematics 2010-09-22 A. Mahdipour-Shirayeh

We study the vanishing viscosity limit of the one-dimensional Burgers equation near nondegenerate shock formation. We develop a matched asymptotic expansion that describes small-viscosity solutions to arbitrary order up to the moment the…

Analysis of PDEs · Mathematics 2022-04-05 Sanchit Chaturvedi , Cole Graham

It is studied the Cauchy problem for the equations of Burgers' type but with bounded dissipation flux. Such equations degenerate to hyperbolic ones as the velocity gradient tends to infinity. Thus the discontinuous solutions are permitted.…

Analysis of PDEs · Mathematics 2007-05-23 Yuri G. Rykov

We consider the fractional Burgers equation $ \Delta^{\alpha/2} u + b\cdot \nabla (u|u|^{(\alpha-1)/\beta})$ on ${\mathbf R}^d$, $d\geq2$, with {$\alpha \in (1,2)$ and} $\beta>1$ and prove the existence of a solution for a large class of…

Analysis of PDEs · Mathematics 2022-07-26 Tomasz Jakubowski , Grzegorz Serafin

In this paper, we address the problem of existence and uniqueness of a global classical solution to a multidimensional stochastic Burgers equation without gradient-type assumptions on the force or the initial condition. The equation is…

Probability · Mathematics 2019-04-22 Alberto Ohashi , Evelina Shamarova

The paper deals with the problem of stability for the flow of the 1D Burgers equation on a circle. Using some ideas from the theory of positivity preserving semigroups, we establish the strong contraction in the $L^1$ norm. As a…

Analysis of PDEs · Mathematics 2023-11-21 Ana Djurdjevac , Armen Shirikyan

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

Persistence problems in weighted spaces have been studied for different dispersive models involving non-local operators. Generally, these models do not propagate polynomial weights of arbitrary magnitude, and the maximum decay rate is…

Analysis of PDEs · Mathematics 2021-08-11 Oscar Riaño

We study the viscous Burgers equation with a family of initial data having infinite mass. After rescaling, the solution converges toward a bounded discontinuous profile in the long-time limit. Moreover, by changing the scale near the…

Analysis of PDEs · Mathematics 2024-06-18 Nicola de Nitti , Eliot Pacherie

We consider one-dimensional exclusion processes with long jumps given by a transition probability of the form $p_n(\cdot)=s(\cdot)+\gamma_na(\cdot)$, such that its symmetric part $s(\cdot)$ is irreducible with finite variance and its…

Probability · Mathematics 2016-06-22 Patricia Gonçalves , Milton Jara

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

We are interested in the life span and the asymptotic behaviour of the solutions to a system governing the motion of a pressureless gas, submitted to a strong, inhomogeneous magnetic field $ \e^{-1} B(x)$, of variable amplitude but fixed…

Analysis of PDEs · Mathematics 2007-05-23 Isabelle Gallagher , Laure Saint-Raymond

The critical Burgers equation $\partial_t u + u \partial_x u + \Lambda u = 0$ is a toy model for the competition between transport and diffusion with regard to shock formation in fluids. It is well known that smooth initial data does not…

Analysis of PDEs · Mathematics 2021-04-19 Dallas Albritton , Rajendra Beekie

The Moyal *-deformed noncommutative version of Burgers' equation is considered. Using the *-analog of the Cole-Hopf transformation, the linearization of the model in terms of the linear heat equation is found. Noncommutative q-deformations…

High Energy Physics - Theory · Physics 2007-05-23 L. Martina , O. K. Pashaev

The large time behavior of entropy solution to the compressible Euler equations for polytropic gas (the pressure $p(\rho)=\kappa\rho^{\gamma}, \gamma>1$) with time dependent damping like $-\frac{1}{(1+t)^\lambda}\rho u$ ($0<\lambda<1$) is…

Analysis of PDEs · Mathematics 2022-08-30 Geng Shifeng , Huang Feimin , Wu Xiaochun
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