English

A rationality criterion for real Fano threefolds

Algebraic Geometry 2025-07-08 v1

Abstract

We study the connectedness of the real locus of smooth geometrically rational Fano threefolds and prove a sufficient criterion of R\mathbb{R}-rationality.

Keywords

Cite

@article{arxiv.2507.04012,
  title  = {A rationality criterion for real Fano threefolds},
  author = {Andrea Fanelli and Frédéric Mangolte},
  journal= {arXiv preprint arXiv:2507.04012},
  year   = {2025}
}

Comments

26 pages

R2 v1 2026-07-01T03:47:39.318Z