English

Einstein four-manifolds with self-dual Weyl curvature of nonnegative determinant

Differential Geometry 2019-10-11 v2

Abstract

We prove that simply connected Einstein four-manifolds of positive scalar curvature are conformally K\"ahler if and only if the determinant of the self-dual Weyl curvature is positive.

Keywords

Cite

@article{arxiv.1903.11818,
  title  = {Einstein four-manifolds with self-dual Weyl curvature of nonnegative determinant},
  author = {Peng Wu},
  journal= {arXiv preprint arXiv:1903.11818},
  year   = {2019}
}