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NORMALIZATION, OPTIMAL REGULARITY, AND SOLVABILITY IN GEVREY CLASSES OF VECTOR FIELDS NEAR TRAPPED ORBITS

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Author(s):
Hoepfner, Gustavo ; Jahnke, Max Reinhold ; Novelli, Vinicius
Total Authors: 3
Document type: Journal article
Source: Proceedings of the American Mathematical Society; v. 151, n. 3, p. 15-pg., 2023-03-01.
Abstract

We prove a normalization and solvability result in Gevrey spaces for a family of vector fields in a neighborhood of a torus, extending recent work of Meziani [Trans. Amer. Math. Soc. 369 (2017), pp. 3325-3354]. The consideration of Gevrey order allows for a precise characterization of solv-ability, or lack thereof, for some vector fields of this class, which includes the real-analytic classes considered by Meziani. We also prove semiglobal solv-ability for a normalized family of real vector fields in the case of classical and non-homogeneous Gevrey spaces. (AU)

FAPESP's process: 18/14316-3 - Geometric theory of PDE and multidimensional complex analysis
Grantee:Paulo Domingos Cordaro
Support Opportunities: Research Projects - Thematic Grants
FAPESP's process: 19/09967-8 - Solvability and Regularity for Some Classes of PDEs
Grantee:Max Reinhold Jahnke
Support Opportunities: Scholarships in Brazil - Post-Doctoral