English

Codimension four regularity of generalized Einstein structures

Differential Geometry 2021-07-20 v1 Mathematical Physics math.MP

Abstract

We establish codimension 4 regularity of noncollapsed sequences of metrics with bounds on natural generalizations of the Ricci tensor. We obtain a priori L2 curvature estimates on such spaces, with diffeomorphism finiteness results and rigidity theorems as corollaries.

Keywords

Cite

@article{arxiv.2107.08108,
  title  = {Codimension four regularity of generalized Einstein structures},
  author = {Xin Fu and Aaron Naber and Jeffrey Streets},
  journal= {arXiv preprint arXiv:2107.08108},
  year   = {2021}
}

Comments

arXiv admin note: text overlap with arXiv:1605.05583

R2 v1 2026-06-24T04:16:37.318Z