Convergence of the Solutions on the Generalized Korteweg–de Vries Equation∗

We consider the generalized Korteweg-de Vries equation, which contains nonlinear dispersive effects. We prove that as the diffusion parameter tends to zero, the solutions of the dispersive equation converge to discontinuous weak solutions of the scalar conservation law. The proof relies on deriving...

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Main Authors: Giuseppe Maria Coclite, Lorenzo di Ruvo
Format: Article
Language:English
Published: Vilnius Gediminas Technical University 2016-03-01
Series:Mathematical Modelling and Analysis
Subjects:
Online Access:https://journals.vgtu.lt/index.php/MMA/article/view/808
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author Giuseppe Maria Coclite
Lorenzo di Ruvo
author_facet Giuseppe Maria Coclite
Lorenzo di Ruvo
author_sort Giuseppe Maria Coclite
collection DOAJ
description We consider the generalized Korteweg-de Vries equation, which contains nonlinear dispersive effects. We prove that as the diffusion parameter tends to zero, the solutions of the dispersive equation converge to discontinuous weak solutions of the scalar conservation law. The proof relies on deriving suitable a priori estimates together with an application of the compensated compactness method in the Lp setting.
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spelling doaj.art-5017468a15454e52b9faacb8beaab9392022-12-21T23:17:35ZengVilnius Gediminas Technical UniversityMathematical Modelling and Analysis1392-62921648-35102016-03-0121210.3846/13926292.2016.1150358Convergence of the Solutions on the Generalized Korteweg–de Vries Equation∗Giuseppe Maria Coclite0Lorenzo di Ruvo1Department of Mathematics, University of Bari via E. Orabona 4, 70125 Bari, ItalyDepartment of Science and Methods for Engineering, University of Modena and Reggio Emilia via G. Amendola 2, 42122 Reggio Emilia, ItalyWe consider the generalized Korteweg-de Vries equation, which contains nonlinear dispersive effects. We prove that as the diffusion parameter tends to zero, the solutions of the dispersive equation converge to discontinuous weak solutions of the scalar conservation law. The proof relies on deriving suitable a priori estimates together with an application of the compensated compactness method in the Lp setting.https://journals.vgtu.lt/index.php/MMA/article/view/808singular limitcompensated compactnessconnected compactnessKorteweg-de Vries equation
spellingShingle Giuseppe Maria Coclite
Lorenzo di Ruvo
Convergence of the Solutions on the Generalized Korteweg–de Vries Equation∗
Mathematical Modelling and Analysis
singular limit
compensated compactness
connected compactness
Korteweg-de Vries equation
title Convergence of the Solutions on the Generalized Korteweg–de Vries Equation∗
title_full Convergence of the Solutions on the Generalized Korteweg–de Vries Equation∗
title_fullStr Convergence of the Solutions on the Generalized Korteweg–de Vries Equation∗
title_full_unstemmed Convergence of the Solutions on the Generalized Korteweg–de Vries Equation∗
title_short Convergence of the Solutions on the Generalized Korteweg–de Vries Equation∗
title_sort convergence of the solutions on the generalized korteweg de vries equation∗
topic singular limit
compensated compactness
connected compactness
Korteweg-de Vries equation
url https://journals.vgtu.lt/index.php/MMA/article/view/808
work_keys_str_mv AT giuseppemariacoclite convergenceofthesolutionsonthegeneralizedkortewegdevriesequation
AT lorenzodiruvo convergenceofthesolutionsonthegeneralizedkortewegdevriesequation