English

Morphing etale spaces

Algebraic Geometry 2024-12-11 v1

Abstract

We give a simple description of the category of sheaves on the small etale site of an irreducible scheme whose local rings are geometrically unibranch and henselian, which affords a characterization of representable sheaves.

Keywords

Cite

@article{arxiv.2412.07358,
  title  = {Morphing etale spaces},
  author = {Christophe Cornut},
  journal= {arXiv preprint arXiv:2412.07358},
  year   = {2024}
}
R2 v1 2026-06-28T20:29:13.783Z