On a class of pseudo-differential operators with double characteristics

DOI10.1215/S0012-7094-80-04712-2zbMath0438.35067MaRDI QIDQ1141837

Paul Godin

Publication date: 1980

Published in: Duke Mathematical Journal (Search for Journal in Brave)

zbMATH Keywords

Cauchy problempropagation of singularitiesHamiltonian vectorfieldpseudo-differential operators with double characteristics

Mathematics Subject Classification ID

Pseudodifferential operators as generalizations of partial differential operators (35S05) Geometric theory, characteristics, transformations in context of PDEs (35A30) Linear higher-order PDEs (35G05) Propagation of singularities; initial value problems on manifolds (58J47)

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