The essential spectrum of a singular Sturm–Liouville operator

DOI10.1002/MANA.201600176zbMath1396.34050OpenAlexW2754787911MaRDI QIDQ4638328

Hernán Castro

Publication date: 4 May 2018

Published in: Mathematische Nachrichten (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1002/mana.201600176

zbMATH Keywords

essential spectrumsingular Sturm-Liouville operator

Mathematics Subject Classification ID

Particular ordinary differential operators (Dirac, one-dimensional Schrödinger, etc.) (34L40) Sturm-Liouville theory (34B24) Spectrum, resolvent (47A10) General spectral theory of ordinary differential operators (34L05)

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