English

On the tropical Lefschetz-Hopf trace formula

Combinatorics 2023-02-22 v2 Algebraic Geometry

Abstract

In this follow-up to arXiv:2007.11642, our main result is a tropical Lefschetz-Hopf trace formula for matroidal automorphisms. We show that both sides of the formula are equal to the (generalized) beta invariant of the lattice of fixed flats.

Keywords

Cite

@article{arxiv.2010.07901,
  title  = {On the tropical Lefschetz-Hopf trace formula},
  author = {Johannes Rau},
  journal= {arXiv preprint arXiv:2010.07901},
  year   = {2023}
}

Comments

26 pages; new version contains several improvements and corrections