English

Unbounded Pontryagin numbers on nonnegatively curved spin manifolds

Differential Geometry 2023-01-03 v3 Algebraic Topology

Abstract

We prove that any rational linear combination of Pontryagin numbers that does not factor through the universal elliptic genus is unbounded on connected closed spin manifolds of nonnegative sectional curvature.

Keywords

Cite

@article{arxiv.2111.07862,
  title  = {Unbounded Pontryagin numbers on nonnegatively curved spin manifolds},
  author = {E. Hsiao and D. Kotschick},
  journal= {arXiv preprint arXiv:2111.07862},
  year   = {2023}
}

Comments

9 pages, final version, to appear in Bulletin London Math. Soc