Computer algebra applied to a solitary waves study

Didier Clamond, Denys Dutykh, André Galligo

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

We apply computer algebra techniques, such as algebraic computations of resultants and discriminants, certified drawing (with a guaranteed topology) of plane curves, to a problem in fluid dynamics: We investigate "capillary-gravity" solitary waves in shallow water, relying on the framework of the Serre-Green-Naghdi equations. So, we deal with two-dimensional surface waves, propagating in a shallow water of constant depth. By a differential elimination process, the study reduces to describing the solutions of an ordinary non linear first order differential equation, depending on two parameters. The paper is illustrated with examples and pictures computed with the computer algebra system Maple.

Original languageBritish English
Title of host publicationISSAC 2015 - Proceedings of the 2015 ACM International Symposium on Symbolic and Algebraic Computation
Pages125-132
Number of pages8
ISBN (Electronic)9781450334358
DOIs
StatePublished - 24 Jun 2015
Event40th ACM International Symposium on Symbolic and Algebraic Computation, ISSAC 2015 - Bath, United Kingdom
Duration: 6 Jul 20159 Jul 2015

Publication series

NameProceedings of the International Symposium on Symbolic and Algebraic Computation, ISSAC
Volume2015-June

Conference

Conference40th ACM International Symposium on Symbolic and Algebraic Computation, ISSAC 2015
Country/TerritoryUnited Kingdom
CityBath
Period6/07/159/07/15

Keywords

  • Certified drawing
  • Classification
  • Differential elimination
  • Discriminants
  • Non linear differential equation
  • Peakon
  • Plane curves
  • Plane phase analysis
  • Resultants
  • Solitary waves

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