Pathology of essential spectra of elliptic problems in periodic family of beads threaded by a spoke thinning at infinity

DOI10.4171/RLM/921zbMath1467.35226OpenAlexW3129346019WikidataQ114021393 ScholiaQ114021393MaRDI QIDQ2039132

Jari Taskinen, Sergueï A. Nazarov

Publication date: 2 July 2021

Published in: Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Serie IX. Rendiconti Lincei. Matematica e Applicazioni (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.4171/rlm/921

zbMATH Keywords

essential spectrumspectral gapwave-guidealmost periodic unbounded domains

Mathematics Subject Classification ID

General topics in linear spectral theory for PDEs (35P05) Boundary value problems for second-order elliptic systems (35J57)

Cites Work

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