Discrete nonlinear excitations on an inhomogeneous lattice in a spatially linear potential

DOI10.1007/BF02879047zbMath0914.35129OpenAlexW2049343175MaRDI QIDQ1128119

Ke Liu, Wu-Ming Liu, Xian-Geng Zhao

Publication date: 10 August 1998

Published in: Science in China. Series A (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf02879047

zbMATH Keywords

discrete breathersinhomogeneous latticemultiple-soliton componentsoscillatory frequencieswidth of a pulse

Mathematics Subject Classification ID

Closed and approximate solutions to the Schrödinger, Dirac, Klein-Gordon and other equations of quantum mechanics (81Q05) NLS equations (nonlinear Schrödinger equations) (35Q55) Dynamic lattice systems (kinetic Ising, etc.) and systems on graphs in time-dependent statistical mechanics (82C20)

Cites Work

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• A test for the equality of covariance matrices when the dimension is large relative to the sample sizes
• Nonlinear differential−difference equations
• Nonlinear differential–difference equations and Fourier analysis