English

A Zariski theorem for monodromy of $A$-hypergeometric systems

Algebraic Geometry 2020-05-04 v1 Analysis of PDEs Algebraic Topology Number Theory

Abstract

We give conditions under which the monodromy group of an AA-hypergeometric system is invariant under modifications of the collection of characters AA. The key ingredient is a Zariski--Lefschetz type theorem for principal AA-determinants.

Keywords

Cite

@article{arxiv.2005.00275,
  title  = {A Zariski theorem for monodromy of $A$-hypergeometric systems},
  author = {Jens Forsgård and Laura Felicia Matusevich},
  journal= {arXiv preprint arXiv:2005.00275},
  year   = {2020}
}

Comments

16 pages, 2 figures