The multiscale expansions of difference equations in the small lattice spacing regime, and a vicinity and integrability test: I

DOI10.1088/1751-8113/43/4/045209zbMath1184.35309arXiv0908.1492OpenAlexW3099461050MaRDI QIDQ3407872

Paolo Maria Santíni

Publication date: 24 February 2010

Published in: Journal of Physics A: Mathematical and Theoretical (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/0908.1492

zbMATH Keywords

nonlinear Schrödinger equationapproximate symmetriesDegasperis-Procesi integrability test

Mathematics Subject Classification ID

Completely integrable infinite-dimensional Hamiltonian and Lagrangian systems, integration methods, integrability tests, integrable hierarchies (KdV, KP, Toda, etc.) (37K10) KdV equations (Korteweg-de Vries equations) (35Q53) Partial functional-differential equations (35R10) NLS equations (nonlinear Schrödinger equations) (35Q55) Discrete version of topics in analysis (39A12) Numerical methods for difference equations (65Q10)

Related Items (1)

High order multiscale analysis of discrete integrable equations

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