Smooth and peaked solitons of the CH equation

Darryl D. Holm, Rossen I. Ivanov

Research output: Contribution to journalArticlepeer-review

Abstract

The relations between smooth and peaked soliton solutions are reviewed for the Camassa-Holm (CH) shallow water wave equation in one spatial dimension. The canonical Hamiltonian formulation of the CH equation in action-angle variables is expressed for solitons by using the scattering data for its associated isospectral eigenvalue problem, rephrased as a Riemann-Hilbert problem. The dispersionless limit of the CH equation and its resulting peakon solutions are examined by using an asymptotic expansion in the dispersion parameter.

Original languageEnglish
Article number434003
JournalJournal of Physics A: Mathematical and Theoretical
Volume43
Issue number43
DOIs
Publication statusPublished - 29 Oct 2010

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