A Note on Pliability and the Openness of the Multiexponential Map in Carnot Groups

In recent years, several notions of non-rigidity of horizontal vectors in Carnot groups have been proposed, motivated, in particular, by the characterization of monotone sets and Whitney extension properties. In this note we compare some of these notions.

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Publication Details

Journal
Symmetry Integrability and Geometry Methods and Applications
Published
2026-08-19
DOI
https://doi.org/10.3842/sigma.2026.078
Primary Topic
Geometric Analysis and Curvature Flows
Type
article
Field-Weighted Citation Impact
0.00

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article

A Note on Pliability and the Openness of the Multiexponential Map in Carnot Groups

Alessandro Socionovo, Frédéric Jean, Mario Sigalotti
Symmetry Integrability and Geometry Methods and Applications
Geometric Analysis and Curvature Flows
article

A Note on Pliability and the Openness of the Multiexponential Map in Carnot Groups

Alessandro Socionovo, Frédéric Jean, Mario Sigalotti
article en

Abstract

In recent years, several notions of non-rigidity of horizontal vectors in Carnot groups have been proposed, motivated, in particular, by the characterization of monotone sets and Whitney extension properties. In this note we compare some of these notions.

Symmetry Integrability and Geometry Methods and Applications
Université Paris Cité (FR), Sorbonne Université (FR), Centre de Mathématiques Appliquées de l'École polytechnique (FR), Laboratoire d'Optique Appliquée (FR), Institut Polytechnique de Paris (FR), Laboratoire Jacques-Louis Lions (FR)
European Commission, Fondation Mathématique Jacques Hadamard
Openalex Percentile: Top 97%
Geometric Analysis and Curvature Flows
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