Igusa stacks for certain abelian-type Shimura varieties
Number Theory
2026-01-13 v1 Algebraic Geometry
Abstract
We construct Igusa stacks for the good reduction locus of a class of abelian-type Shimura varieties that can be defined in terms of a PEL datum, under the assumption that it is of type (A even) or (C) and unramified at a prime p.
Keywords
Cite
@article{arxiv.2601.07383,
title = {Igusa stacks for certain abelian-type Shimura varieties},
author = {Fabian Schnelle},
journal= {arXiv preprint arXiv:2601.07383},
year = {2026}
}