On rational double points over nonclosed fields
Algebraic Geometry
2025-03-26 v1
Abstract
We compute the equations of all rational double point singularities and we determine their types over perfect ground fields that arise as quotient singularities by finite linearly reductive subgroup schemes of .
Keywords
Cite
@article{arxiv.2503.19787,
title = {On rational double points over nonclosed fields},
author = {Christian Liedtke and Matthew Satriano},
journal= {arXiv preprint arXiv:2503.19787},
year = {2025}
}