Some results, concerning the variation of eigenvalues, when these depend on a real parameter

DOI10.1080/00036810008840806zbMath1022.47501OpenAlexW1988622148WikidataQ58124498 ScholiaQ58124498MaRDI QIDQ4487844

K. N. Vlachou, Evangelos K. Ifantis

Publication date: 25 June 2000

Published in: Applicable Analysis (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1080/00036810008840806

zbMATH Keywords

perturbation theoryHamiltonianToda latticesabstract differential equationsinfinite-dimensional Hilbert spacevariation of eigenvaluesLangmuir lattices

Mathematics Subject Classification ID

Completely integrable infinite-dimensional Hamiltonian and Lagrangian systems, integration methods, integrability tests, integrable hierarchies (KdV, KP, Toda, etc.) (37K10) Perturbation theory of linear operators (47A55) Eigenvalue problems for linear operators (47A75) Linear symmetric and selfadjoint operators (unbounded) (47B25) Perturbation theories for operators and differential equations in quantum theory (81Q15)

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