Stability of the upper bound of a spectrum under perturbations by diagonal matrices for a class of self-adjoint operators

DOI10.1070/RM1998V053N02ABEH000045zbMATH Open0931.47012MaRDI QIDQ4244605

S. B. Savchenko

Publication date: 16 February 2000

Published in: Russian Mathematical Surveys (Search for Journal in Brave)

zbMATH Keywords

perturbationsrandom Hamiltoniansdiscrete Hamiltoniansinfinite indecomposable symmetric matrix with non-negative elementsstability of spectral radius

Mathematics Subject Classification ID

Perturbation theory of linear operators (47A55) Linear symmetric and selfadjoint operators (unbounded) (47B25)

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