On the essential spectrum of hypoelliptic pseudo‐differential operators

DOI10.1002/MANA.200510584zbMath1149.35062OpenAlexW2060557222MaRDI QIDQ5448576

Ernesto Buzano, Andrea Ziggioto

Publication date: 7 March 2008

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

Full work available at URL: https://doi.org/10.1002/mana.200510584

zbMATH Keywords

essential spectrumhypoelliptic pseudo-differential operators

Mathematics Subject Classification ID

General topics in linear spectral theory for PDEs (35P05) Boundary value problems for PDEs with pseudodifferential operators (35S15) Pseudodifferential operators (47G30)

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