Constant curvature hypersurfaces of cylinders over space forms

We classify the hypersurfaces of dimension n >= 3 with constant sectional curvature in the product spaces R^k x S^{n-k+1} and R^k x H^{n-k+1}, for 2 <= k <= n-1. Our results provide a complete description of these hypersurfaces and extend previous classifications of constant curvature submanifolds in product spaces of space forms.

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Publication Details

Journal
Differential Geometry and its Applications
Published
2026-07-23
DOI
https://doi.org/10.1016/j.difgeo.2026.102415
Primary Topic
Geometric Analysis and Curvature Flows
Type
article
Field-Weighted Citation Impact
0.00

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article

Constant curvature hypersurfaces of cylinders over space forms

Alipio Carvalho, Ruy Tojeiro
Differential Geometry and its Applications
Geometric Analysis and Curvature Flows
article

Constant curvature hypersurfaces of cylinders over space forms

Alipio Carvalho, Ruy Tojeiro
article en

Abstract

We classify the hypersurfaces of dimension n >= 3 with constant sectional curvature in the product spaces R^k x S^{n-k+1} and R^k x H^{n-k+1}, for 2 <= k <= n-1. Our results provide a complete description of these hypersurfaces and extend previous classifications of constant curvature submanifolds in product spaces of space forms.

Differential Geometry and its ApplicationsVol. 104
Fundação de Amparo à Pesquisa do Estado de São Paulo, Coordenação de Aperfeiçoamento de Pessoal de Nível Superior, Conselho Nacional de Desenvolvimento Científico e Tecnológico
Openalex Percentile: Top 97%
Geometric Analysis and Curvature Flows
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