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We consider two physically and mathematically distinct regularization mechanisms of scalar hyperbolic conservation laws. When the flux is convex, the combination of diffusion and dispersion are known to give rise to monotonic and…

Pattern Formation and Solitons · Physics 2017-03-14 G. A. El , M. A. Hoefer , M. Shearer

We investigate the stability of traveling front solutions to nonlinear diffusive-dispersive equations of Burgers type, with a primary focus on the Korteweg-de Vries-Burgers (KdVB) equation, although our analytical findings extend more…

Analysis of PDEs · Mathematics 2025-06-03 Blake Barker , Jared C. Bronski , Vera Mikyoung Hur , Zhao Yang

In this article we present a numerical analysis for a third-order differential equation with non-periodic boundary conditions and time-dependent coefficients, namely, the linear Korteweg-de Vries Burgers equation. This numerical analysis is…

Numerical Analysis · Mathematics 2022-12-14 Cristhian Montoya , Carlos Spa

We consider the Rosenau-Korteweg-de Vries-equation, which contains nonlinear dispersive effects. We prove that as the diffusion parameter tends to zero, the solution of the dispersive equation converge to the discontinous weak solutions of…

Analysis of PDEs · Mathematics 2015-03-27 G. M. Coclite , L. di Ruvo

We consider the Rosenau-Korteweg-de Vries-regularized long wave and Rosenau- Korteweg-de Vries equations, which contain nonlinear dispersive effects. We prove that, as the diffusion parameter tends to zero, the solutions of the dispersive…

Analysis of PDEs · Mathematics 2015-01-30 G. M. Coclite , L. di Ruvo

In this paper the stability of the Korteweg-de Vries (KdV) equation is investigated. It is shown analytically and numerically that small perturbations of solutions of the KdV-equation introduce effects of dispersion, hence the perturbation…

solv-int · Physics 2008-02-03 H. J. S. Dorren , R. K. Snieder

We consider solutions of hyperbolic conservation laws regularized with vanishing diffusion and dispersion terms. Following a pioneering work by Schonbek, we establish the convergence of the regularized solutions toward discontinuous…

Analysis of PDEs · Mathematics 2007-12-04 Cezar Kondo , Philippe G. LeFloch

We study steady Boltzmann equation in half-space, which arises in the Knudsen boundary layer problem, with diffusive reflection boundary conditions. Under certain admissible conditions and the source term decaying exponentially, we…

Analysis of PDEs · Mathematics 2021-04-09 Yong Wang , Feimin Huang

This paper establishes the convergence of boundary-layer solutions of the consumption type Keller-Segel model with non-degenerate initial data subject to physical boundary conditions, which is a sequel of \cite{Corrillo-Hong-Wang-vanishing}…

Analysis of PDEs · Mathematics 2024-12-06 Guangyi Hong , Zhi-An Wang

In this paper, we we study boundary layer problems for the incompressible MHD systems in the presence of physical boundaries with the standard Dirichlet oundary conditions with small generic viscosity and diffusion coefficients. We identify…

Analysis of PDEs · Mathematics 2017-06-27 Shu Wang , Zhouping Xin

We consider conservation laws with source terms in a bounded domain with Dirichlet boundary conditions. We first prove the existence of a strong trace at the boundary in order to provide a simple formulation of the entropy boundary…

Analysis of PDEs · Mathematics 2008-11-05 G. C. Coclite , K. H. Karlsen , Y. -S. Kwon

We study a scalar integro-differential conservation law. The equation was first derived in [2] as the slow erosion limit of granular flow. Considering a set of more general erosion functions, we study the initial boundary value problem for…

Analysis of PDEs · Mathematics 2015-03-17 D. Amadori , W. Shen

We consider an anisotropic model case for a strictly convex domain of dimension $d\geq 2$ with smoothboundary and we describe dispersion forthe semi-classical Schr{\"o}dinger equation with Dirichlet boundary condition. More specifically, we…

Analysis of PDEs · Mathematics 2021-08-19 Oana Ivanovici

In this article, we prove that small localized data yield solutions to Higher order Korteweg-de Vries type equation with scattering-supercritical nonlinearity have linear dispersive decay in only a finite length of time. The proof is done…

Analysis of PDEs · Mathematics 2022-10-13 Jongwon Lee

Stationary solutions on a bounded interval for an initial-boundary value problem to Korteweg--de~Vries and modified Korteweg--de~Vries equation (for the last one both in focusing and defocusing cases) are constructed. The method of the…

Analysis of PDEs · Mathematics 2015-10-01 A. V. Faminskii , A. A. Nikolaev

This paper is concerned with the boundary-layer solutions of the singular Keller-Segel model proposed by Keller-Segel (1971) in a multi-dimensional domain, where the zero-flux boundary condition is imposed to the cell while inhomogeneous…

Analysis of PDEs · Mathematics 2024-10-15 Jose A. Carrillo , Jingyu Li , Zhi-An Wang , Wen Yang

This paper provides an alternative methodology for analysis of three-wave interactions under the exact dispersion relation associated with gravity waves in fluid of intermediate depth. A Korteweg-de Vries type of equation with exact…

Fluid Dynamics · Physics 2016-09-06 N. Karjanto

In this study, we present a comprehensive global spectral analysis of the convection dispersion equation, which is also referred to in specific contexts as the Korteweg de Vries (KdV) equation, to investigate the behaviour of high order…

Numerical Analysis · Mathematics 2025-07-22 Lavanya V Salian , Vivek S Yadav , Rathan Samala , Rakesh Kumar

This short survey paper is concerned with a new method to prove global well-posedness results for dispersive equations below energy spaces, namely $H^{1}$ for the Schr\"odinger equation and $L^{2}$ for the KdV equation. The main ingredient…

Analysis of PDEs · Mathematics 2007-05-23 Gigliola Staffilani

We study viscous-dispersive shock waves with infinite oscillations of the Korteweg-de Vries-Burgers (KdVB) equation. First, we establish detail structures of the shock waves, including the rates at which the local extrema converge to the…

Analysis of PDEs · Mathematics 2026-03-10 Geng Chen , Namhyun Eun , Moon-Jin Kang , Yannan Shen
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