English

Geometry of the Gaussian graphical model of the cycle

Algebraic Geometry 2021-11-05 v1

Abstract

We prove a conjecture due to Sturmfels and Uhler concerning the degree of the projective variety associated to the Gaussian graphical model of the cycle. We involve new methods based on the intersection theory in the space of complete quadrics.

Keywords

Cite

@article{arxiv.2111.02937,
  title  = {Geometry of the Gaussian graphical model of the cycle},
  author = {Rodica Andreea Dinu and Mateusz Michałek and Martin Vodička},
  journal= {arXiv preprint arXiv:2111.02937},
  year   = {2021}
}