Weyl calculus and subelliptic operators
type: Item
instance of: scholarly article
title: Weyl calculus and subelliptic operators
zbMATH Open document ID: 0797.35008
author: C. E. Cancelier
author: Jean-Yves Chemin
author: Chao-Jiang Xu
publication date: 1994-10-18T00:00:00Z
full work available at URL: http://www.numdam.org/item
full work available at URL: https://eudml.org/doc/75028
review text: Le but de cet article est d'établir, à l'aide du calcul de Weyl- Hörmander, des estimations sur le symbole de la paramétrixe de la somme des carrés de champs de vecteurs ou d'opérateurs pseudo- différentiels d'ordre 1 dont les crochets de rang 2 forment un système elliptique.
Mathematics Subject Classification ID: 35A20
Mathematics Subject Classification ID: 65H10
Mathematics Subject Classification ID: 35S05
zbMATH DE Number: 537213
zbMATH Keywords: Weyl-Hörmander calculus
zbMATH Keywords: subelliptic operators
MaRDI profile type: Publication
OpenAlex ID: W2030806895
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DOI: 10.5802/AIF.1367
published in: Annales de l’institut Fourier
description: scientific article; zbMATH DE number 537213