English

Three-manifolds with bounded curvature and uniformly positive scalar curvature

Differential Geometry 2023-02-24 v2

Abstract

In this note, we prove that for a complete noncompact three dimensional Riemannian manifold with bounded sectional curvature, if it has uniformly positive scalar curvature, then there is a uniform lower bound on the injectivity radius.

Keywords

Cite

@article{arxiv.2210.14442,
  title  = {Three-manifolds with bounded curvature and uniformly positive scalar curvature},
  author = {Conghan Dong},
  journal= {arXiv preprint arXiv:2210.14442},
  year   = {2023}
}

Comments

minor revision