English

Index estimates for constant mean curvature surfaces in three-manifolds by energy comparison

Differential Geometry 2026-02-02 v2 Analysis of PDEs

Abstract

We prove a linear upper bound on the Morse index of closed constant mean curvature (CMC) surfaces in orientable three-manifolds in terms of genus, number of branch points and a Willmore-type energy.

Keywords

Cite

@article{arxiv.2411.02932,
  title  = {Index estimates for constant mean curvature surfaces in three-manifolds by energy comparison},
  author = {Luca Seemungal and Ben Sharp},
  journal= {arXiv preprint arXiv:2411.02932},
  year   = {2026}
}

Comments

19 pages. Final version with minor amendments and additions