Expansion of eigenvalues of the perturbed discrete bilaplacian

DOI10.1007/s00605-022-01678-1OpenAlexW4210653781MaRDI QIDQ2139077

Mardon Pardabaev, Shokhrukh Yusufovich Kholmatov, A. M. Khalkhuzhaev

Publication date: 17 May 2022

Published in: Monatshefte für Mathematik (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1910.01369

zbMATH Keywords

asymptoticsexpansioneigenvaluesessential spectrumdiscrete spectrumdiscrete bilaplacian

Mathematics Subject Classification ID

Asymptotic approximations, asymptotic expansions (steepest descent, etc.) (41A60) Spectrum, resolvent (47A10) Perturbation theory of linear operators (47A55) Eigenvalue problems for linear operators (47A75)

Related Items (2)

On the spectrum of Schrödinger-type operators on two dimensional lattices ⋮ Boundary effects on eigen-problems of discrete Laplacian in lattices

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