English

Proof of Chern conjecture for flat affine manifolds

Differential Geometry 2025-12-09 v12

Abstract

We prove Chern conjecture, which states that the Euler characteristic vanishes for closed flat affine manifolds. Our key innovation is a deformation argument for the Euler form.

Keywords

Cite

@article{arxiv.1504.04852,
  title  = {Proof of Chern conjecture for flat affine manifolds},
  author = {Mihail Cocos},
  journal= {arXiv preprint arXiv:1504.04852},
  year   = {2025}
}