Normal form and solitons

dc.creatorHiraoka, Y.
dc.creatorKodama, Y.
dc.date2002-06-13
dc.date.accessioned2026-07-07T05:34:10Z
dc.date.available2026-07-07T05:34:10Z
dc.descriptionWe present a review of the normal form theory for weakly dispersive nonlinear wave equations where the leading order phenomena can be described by the KdV equation. This is an infinite dimensional extension of the well-known Poincaré-Dulac normal form theory for ordinary differential equations. We also provide a detailed analysis of the interaction problem of solitary wavesas an important application of the normal form theory. Several explicit examples are discussed based on the normal form theory, and the results are compared with their numerical simulations. Those examples include the ion acoustic wave equation, the Boussinesq equation as a model of the shallow water waves, the regularized long wave equation and the Hirota bilinear equation having a 7th order linear dispersion.
dc.description32 pages, AMSLaTeX, 8 figures
dc.identifierhttps://arxiv.org/abs/nlin/0206021
dc.identifierhttp://arxiv.org/abs/nlin/0206021
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/80265
dc.subjectExactly Solvable and Integrable Systems
dc.titleNormal form and solitons
dc.typetext

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