Trace identities in the inverse scattering transform method associated with matrix Schrödinger operators
Author(s) -
Luis Martı́nez Alonso,
Eugenio Olmedilla
Publication year - 1982
Publication title -
journal of mathematical physics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.708
H-Index - 119
eISSN - 1089-7658
pISSN - 0022-2488
DOI - 10.1063/1.525265
Subject(s) - trace (psycholinguistics) , resolvent , mathematics , inverse scattering problem , inverse scattering transform , matrix (chemical analysis) , trace class , mathematical analysis , inverse , quantum inverse scattering method , kernel (algebra) , conservation law , inverse problem , pure mathematics , hilbert space , philosophy , linguistics , materials science , geometry , composite material
Trace identities arising in the scattering theory of one-dimensional matrix Schrodinger operators are deduced. They derive from the properties of an asymptotic expansion of the trace of the resolvent kernel in inverse powers of the spectral parameter. Applications of these trace identities for characterizing infinite families of conservation laws for nonlinear evolution equations are given
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