Weakly hyperbolic equations, Sobolev spaces of variable order, and propagation of singularities

zbMATH Open1017.35008MaRDI QIDQ696163

Michael Dreher

Publication date: 25 August 2003

Published in: Osaka Journal of Mathematics (Search for Journal in Brave)

zbMATH Keywords

parametrixvariable loss of regularityweighted Sobolev spaces of variable order

Mathematics Subject Classification ID

Degenerate hyperbolic equations (35L80) Fourier integral operators applied to PDEs (35S30) Singularity in context of PDEs (35A21)

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