English

A very general quartic double fourfold or fivefold is not stably rational

Algebraic Geometry 2015-12-29 v4

Abstract

Applying an idea of C. Voisin, we prove that a double cover of P^4 or P^5 branched along a very general quartic hypersurface is not stably rational.

Keywords

Cite

@article{arxiv.1411.3122,
  title  = {A very general quartic double fourfold or fivefold is not stably rational},
  author = {Arnaud Beauville},
  journal= {arXiv preprint arXiv:1411.3122},
  year   = {2015}
}

Comments

The paper is withdrawn because of a crucial error in Proposition 3

R2 v1 2026-06-22T06:55:59.065Z