English

Odd-dimensional GKM-manifolds of non-negative curvature

Differential Geometry 2020-12-10 v2 Algebraic Topology

Abstract

We prove for closed, odd-dimensional GKM3_3 manifolds of non-negative sectional curvature that both the equivariant and the ordinary rational cohomology split off the cohomology of an odd-dimensional sphere.

Keywords

Cite

@article{arxiv.1912.02466,
  title  = {Odd-dimensional GKM-manifolds of non-negative curvature},
  author = {Christine Escher and Oliver Goertsches and Catherine Searle},
  journal= {arXiv preprint arXiv:1912.02466},
  year   = {2020}
}

Comments

25 pages. v2: added orientability assumption