The CR-Volume of Horizontal Submanifolds of Spheres

Abstract We study an analog in CR-geometry of the conformal volume of Li–Yau. In particular, to submanifolds of odd-dimensional spheres that are Legendrian or, more generally, horizontal with respect to the sphere’s standard CR-structure, we associate a quantity that is invariant under the CR-automorphisms of the sphere. We apply this concept to a corresponding notion of Willmore energy.

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Publication Details

Journal
International Mathematics Research Notices
Published
2025-02-28
DOI
https://doi.org/10.1093/imrn/rnaf044
Primary Topic
Geometric Analysis and Curvature Flows
Type
article
Field-Weighted Citation Impact
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article

The CR-Volume of Horizontal Submanifolds of Spheres

Jacob Bernstein, Arunima Bhattacharya
International Mathematics Research Notices
Geometric Analysis and Curvature Flows
article

The CR-Volume of Horizontal Submanifolds of Spheres

Jacob Bernstein, Arunima Bhattacharya
article en

Abstract

Abstract We study an analog in CR-geometry of the conformal volume of Li–Yau. In particular, to submanifolds of odd-dimensional spheres that are Legendrian or, more generally, horizontal with respect to the sphere’s standard CR-structure, we associate a quantity that is invariant under the CR-automorphisms of the sphere. We apply this concept to a corresponding notion of Willmore energy.

International Mathematics Research NoticesVol. 2025(5)
University of North Carolina at Chapel Hill (US), Johns Hopkins University (US)
Openalex Percentile: Top 94%
Geometric Analysis and Curvature Flows
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