Positivity of a system of differential operators

DOI10.1016/0022-0396(87)90041-6zbMath0607.34008OpenAlexW2060061440MaRDI QIDQ1085318

B. George

Publication date: 1987

Published in: Journal of Differential Equations (Search for Journal in Brave)

Full work available at URL: http://hdl.handle.net/2027.42/26871

zbMATH Keywords

positivityWeyl differential operators

Mathematics Subject Classification ID

General theory of partial differential operators (47F05) Linear ordinary differential equations and systems (34A30)

Related Items

Non-commutative harmonic oscillators and related problems ⋮ Lower bounds for systems with double characteristics.

Cites Work

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• The weyl calculus of pseudo-differential operators
• Lower bounds for pseudo-differential operators