The presence of symplectic strata improves the Gevrey regularity for sums of squares

DOI10.1007/S11854-018-0005-3OpenAlexW2792784172MaRDI QIDQ1782077

Paolo Albano, Antonio Bove

Publication date: 18 September 2018

Published in: Journal d'Analyse Mathématique (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s11854-018-0005-3

Mathematics Subject Classification ID

Operator theory (47-XX) Close-to-elliptic equations (35Hxx)

Related Items (2)

Analytic and Gevrey hypoellipticity for a class of pseudodifferential operators in one variable ⋮ Analytic hypoellipticity for sums of squares and the Treves conjecture

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