English

Drinfeld's lemma for algebraic stacks

Algebraic Geometry 2024-08-07 v1 Number Theory

Abstract

Drinfeld's lemma is a powerful tool for splitting \ell-adic local systems defined over a product of connected schemes over a finite field. In this paper, we show that Drinfeld's lemma also holds true for algebraic stacks.

Keywords

Cite

@article{arxiv.2408.02991,
  title  = {Drinfeld's lemma for algebraic stacks},
  author = {Lei Zhang},
  journal= {arXiv preprint arXiv:2408.02991},
  year   = {2024}
}
R2 v1 2026-06-28T18:05:06.125Z