P-evolution operators with characteristics of variable multiplicity

DOI10.1142/9789814313179_0044zbMath1264.35138OpenAlexW2327613543MaRDI QIDQ4919461

Torsten Herrmann, Michael Reissig

Publication date: 14 May 2013

Published in: Progress in Analysis and Its Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1142/9789814313179_0044

zbMATH Keywords

Floquet theoryloss of regularitydegenerate Cauchy problemprecise loss of derivatives

Mathematics Subject Classification ID

Wave equation (35L05) Existence problems for PDEs: global existence, local existence, non-existence (35A01) Initial value problems for second-order hyperbolic equations (35L15) Uniqueness problems for PDEs: global uniqueness, local uniqueness, non-uniqueness (35A02)

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