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September 8, 2026Journal of Geometric AnalysisOpen Access

A Complete Classification of Rotationally Symmetric Hypersurfaces in the Heisenberg Groups H₍

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Authors

HCHung-Lin ChiuNational Tsing Hua UniversitySLSin-Hua LaiNational Chin-Yi University of TechnologyHLHsiao-Fan LiuNational Chung Hsing University

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Implication

Theoretical analysis demonstrates a complete classification of umbilic hypersurfaces in Heisenberg groups, establishing the validity of Alexandrov’s theorem for rotationally symmetric shapes.

Key Points

  • The study aims to establish fundamental theorems for rotationally symmetric hypersurfaces to achieve a full classification of umbilic hypersurfaces in arbitrary-dimensional Heisenberg groups.
  • Formulated fundamental theorems governing rotationally symmetric hypersurfaces within the sub-Riemannian setting of Heisenberg groups H_n.
  • Utilized an energy functional formulation to analyze and characterize the profile generating curves of hypersurfaces with constant p-mean curvature.
  • Achieved a complete classification of umbilic hypersurfaces in Heisenberg groups H_n in combination with prior foundational results.
  • Provided an explicit description of generating curves for hypersurfaces exhibiting constant p-mean curvature H = c, including minimal hypersurfaces where H = 0.
  • Proved the validity of Alexandrov's theorem for rotationally symmetric hypersurfaces in Heisenberg groups H_n.

Cite This Study

Chiu et al. (2026) studied this question.

synapsesocial.com/papers/6a9fd83b58e84d0ff5b47a76https://doi.org/10.1007/s12220-026-02594-8
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