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In this work we compare semi-discrete formulations to obtain numerical solutions for the 1D Burgers equation. The formulations consist in the discretization of the time-domain via multi-stage methods of second and fourth order: R_{11} and…

Numerical Analysis · Mathematics 2015-06-02 Cibele A. Ladeia , Neyva M. L. Romeiro , Paulo L. Natti , Eliandro R. Cirilo

Admissible point transformations between Burgers equations with linear damping and time-dependent coefficients are described and used in order to exhaustively classify Lie symmetries of these equations. Optimal systems of one- and…

Exactly Solvable and Integrable Systems · Physics 2014-06-24 Oleksandr A. Pocheketa , Roman O. Popovych , Olena O. Vaneeva

In this paper, we obtained the non-local residual symmetry related to truncated Painlev\'e expansion of Burgers equation. In order to localize the residual symmetry, we introduced new variables to prolong the original Burgers equation into…

Exactly Solvable and Integrable Systems · Physics 2016-11-25 Xi-zhong Liu , Jun Yu , Bo Ren

The inviscid Burgers equation with random and spatially smooth forcing is considered in the limit when the size of the system tends to infinity. For the one-dimensional problem, it is shown both theoretically and numerically that many of…

Chaotic Dynamics · Physics 2007-05-23 J. Bec , K. Khanin

We prove that the Navier-Stokes equation for a viscous incompressible fluid in $\mathbb{R}^d$ is locally well-posed in spaces of functions allowing spatial asymptotic expansions with log terms as $|x|\to\infty$ of any a priori given order.…

Analysis of PDEs · Mathematics 2022-10-11 R. McOwen , P. Topalov

This work proposes a deep learning-based emulator for the efficient computation of the coupled viscous Burgers' equation with random initial conditions. In a departure from traditional data-driven deep learning approaches, the proposed…

Computational Physics · Physics 2022-02-24 Xihaier Luo , Yihui Ren , Wei Xu , Shinjae Yoo , Balasubramanya Nadiga , Ahsan Kareem

Solutions to finite-dimensional (all spatial Fourier modes set to zero beyond a finite wavenumber $K_G$), inviscid equations of hydrodynamics at long times are known to be at variance with those obtained for the original infinite…

Fluid Dynamics · Physics 2017-03-28 Divya Venkataraman , Samriddhi Sankar Ray

In this paper, we study the asymptotic behavior of solutions to the wave equation with damping depending on the space variable and growing at the spatial infinity. We prove that the solution is approximated by that of the corresponding heat…

Analysis of PDEs · Mathematics 2021-12-14 Motohiro Sobajima , Yuta Wakasugi

We prove the existence and uniqueness of a classical solution to a multidimensional non-potential stochastic Burgers equation with H\"older continuous initial data. Our motivation is the adhesion model in the theory of formation of the…

Analysis of PDEs · Mathematics 2019-11-13 Yuri Gliklikh , Evelina Shamarova

We study properties of solutions of the initial value problem for the nonlinear and nonlocal equation u_t+(-\partial^2_x)^{\alpha/2} u+uu_x=0 with alpha in (0,1], supplemented with an initial datum approaching the constant states u+/u-…

Analysis of PDEs · Mathematics 2010-01-22 Nathaël Alibaud , Cyril Imbert , Grzegorz Karch

The exponential cubic B-spline functions together with Crank Nicolson are used to solve numerically the nonlinear coupled Burgers' equation using collocation method. This method has been tested by three different problems. The proposed…

Numerical Analysis · Mathematics 2015-03-03 Ozlem Ersoy , Idiris Dag

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…

Probability · Mathematics 2017-03-31 Yuri Bakhtin , Liying Li

This paper compares theory and experiment for the kinetics of time-dependent sedimentation. We discuss non-interacting suspensions and colloids which may exhibit behavior similar to the one-dimensional motion of compressible gas. The…

Condensed Matter · Physics 2016-08-31 Sergei E. Esipov

In this paper, the exp-function method with the aid of symbolic computational system is used to obtain generalized travelling wave solutions of a Burgers-Fisher equation with variable coefficients. It is shown that the exp-function method,…

Exactly Solvable and Integrable Systems · Physics 2010-04-13 Bo-Kui Chen , Yang Li , Han-Lin Chen , Bing-Hong Wang

In this paper, the fractional-order Burgers-Poisson equation is introduced by replacing the first-order time derivative by fractional derivative of order $\alpha$. Both exact and approximate explicit solutions are obtained by employing…

Pattern Formation and Solitons · Physics 2010-03-10 Caibin Zeng , Qigui Yang , Bengong Zhang

This paper is concerned with the Cauchy problem of the Burgers equation with the critical dissipation. The well-posedness and analyticity in both of the space and the time variables are studied based on the frequency decomposition method.…

Analysis of PDEs · Mathematics 2020-01-22 Tsukasa Iwabuchi

In this paper, the new (2+1)-dimensional Burgers equation has been derived using the Burgers equation' recursion operator as follows \begin{equation*} u_{xt}+\left(u_{t}+uu_{x}-\nu…

Exactly Solvable and Integrable Systems · Physics 2023-09-29 Nardjess Benoudina , Nassim Bessaad

In this paper, the exponential B-spline Galerkin \ method is set up for getting the numerical solution of the Burgers' equation. Two numerical examples\ related to shock wave propogation and travelling wave are studied to illustrate the…

Numerical Analysis · Mathematics 2016-12-13 M. Zorsahin Gorgulu , I. Dag , D. Irk

We emphasize that construction of travelling wave solutions for partial differential equations is a problem of considerable interest and thus introduce a simple algebraic method to generate such solutions for equations in the Burgers…

Exactly Solvable and Integrable Systems · Physics 2025-11-11 Amitava Choudhuri , Modhan Mohan Panja , Supriya Chatterjee , Benoy Talukdar

We solve the open problem of determining the second order term in the asymptotic expansion of the integral in Ball's integral inequality. In fact, we provide a method by which one can compute any term in the expansion. We also indicate how…

Functional Analysis · Mathematics 2017-08-29 Ron Kerman , Rastislav Ol'hava , Susanna Spektor