English

Equivariant birational geometry of cubic fourfolds and derived categories

Algebraic Geometry 2023-04-19 v2

Abstract

We study equivariant birationality from the perspective of derived categories. We produce examples of nonlinearizable but stably linearizable actions of finite groups on smooth cubic fourfolds.

Keywords

Cite

@article{arxiv.2303.17678,
  title  = {Equivariant birational geometry of cubic fourfolds and derived categories},
  author = {Christian Böhning and Hans-Christian Graf von Bothmer and Yuri Tschinkel},
  journal= {arXiv preprint arXiv:2303.17678},
  year   = {2023}
}

Comments

28 pages, with an appendix by Brendan Hassett