Spectra and semigroup smoothing for non-elliptic quadratic operators

DOI10.1007/s00208-008-0328-yzbMath1171.47038arXiv0712.0819OpenAlexW2130886383MaRDI QIDQ2391100

Publication date: 24 July 2009

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

Full work available at URL: https://arxiv.org/abs/0712.0819

Mathematics Subject Classification ID

General topics in linear spectral theory for PDEs (35P05) One-parameter semigroups and linear evolution equations (47D06) Spectrum, resolvent (47A10) Pseudodifferential operators (47G30)

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