English

Geometric inequalities for quasi-Einstein manifolds

Differential Geometry 2025-07-01 v2

Abstract

In this article, we investigate certain geometric inequalities on quasi-Einstein manifolds. We use the generalized Reilly's formulas by Qiu-Xia and Li-Xia to establish new boundary estimates and an isoperimetric type inequality for compact quasi-Einstein manifolds with boundary. Boundary estimates in terms of the first eigenvalue of the Jacobi operator and the Hawking mass are also established. In particular, we present a Heintze-Karcher type inequality for compact domains in quasi-Einstein manifolds.

Keywords

Cite

@article{arxiv.2406.03284,
  title  = {Geometric inequalities for quasi-Einstein manifolds},
  author = {Rafael Diógenes and Jaciane Gonçalves and Ernani Ribeiro},
  journal= {arXiv preprint arXiv:2406.03284},
  year   = {2025}
}

Comments

To appear in Annali di Matematica Pura ed Applicata

R2 v1 2026-06-28T16:54:34.792Z