English

F-Signature of Affine Toric Varieties

Commutative Algebra 2011-11-02 v2 Algebraic Geometry

Abstract

We express the F-signature of the coordinate ring of an affine toric variety as the volume of a certain polytope, generalizing a formula of Watanabe and Yoshida. We also compute the F-signature of pairs and triples of a toric singularity.

Keywords

Cite

@article{arxiv.1110.0552,
  title  = {F-Signature of Affine Toric Varieties},
  author = {Michael Von Korff},
  journal= {arXiv preprint arXiv:1110.0552},
  year   = {2011}
}

Comments

20 pages, 2 figures; added reference for Theorem 3.3