Levi conditions for hyperbolic operators with a stratified multiple variety

DOI10.3792/pjaa.68.49zbMath0806.35107OpenAlexW1993906122MaRDI QIDQ1201478

Tatsuo Nishitani, Antonio Bove, Enrico Bernardi

Publication date: 17 January 1993

Published in: Proceedings of the Japan Academy. Series A (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.3792/pjaa.68.49

zbMATH Keywords

necessary conditions for the well posedness

Mathematics Subject Classification ID

Initial value problems for higher-order hyperbolic equations (35L30)

Cites Work

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• Necessary and sufficient conditions for the well-posedness of the Cauchy problem for a class of hyperbolic operators with triple characteristics
• Hyperbolic operators with symplectic multiple characteristics
• The Cauchy problem for differential equations with double characteristics
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• On the well-posedness of the Cauchy problem for certain hyperbolic operators with characteristics of high variable multiplicity
• Singularities of solutions of the caught problem for symmetric hyperbolic systems
• Geometric results for a class of hyperbolic operators with double characteristics
• NECESSARY CONDITIONS FOR THE CAUCHY PROBLEM FOR NON-STRICTLY HYPERBOLIC EQUATIONS TO BE WELL-POSED
• Propagation of singularities for hyperbolic operators with multiple involutive characteristics

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