English

An explicit Enriques surface with an automorphism of minimum entropy

Algebraic Geometry 2025-04-08 v2

Abstract

We derive explicit equations for the Oguiso-Yu automorphism of minimum topological entropy on a complex Enriques surface. The approach is computer aided and makes use of elliptic fibrations.

Keywords

Cite

@article{arxiv.2502.19018,
  title  = {An explicit Enriques surface with an automorphism of minimum entropy},
  author = {Simon Brandhorst and Matthias Zach},
  journal= {arXiv preprint arXiv:2502.19018},
  year   = {2025}
}

Comments

28 pages; accompanying scripts for the underlying computations have been published on Zenodo under https://doi.org/10.5281/zenodo.14929327

R2 v1 2026-06-28T21:58:31.061Z