On logarithmic reduction of cohomologically tame elliptic surface

authored by

Otto Overkamp, Arne Smeets

Abstract

We give cohomological criteria for logarithmic good reduction of elliptic surfaces up to modification. Along the way, we prove several more general results about such surfaces in positive characteristic, as well as about log smooth morphisms.

Organisation(s)

Institute of Algebra, Number Theory and Discrete Mathematics

External Organisation(s)

University of Oxford
KU Leuven

Type

Preprint

Publication date

02.12.2022

Publication status

E-pub ahead of print

Electronic version(s)

https://doi.org/10.48550/arXiv.2212.01070 (Access: Open)