F-Signature of Affine Toric Varieties
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.
- Publication:
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arXiv e-prints
- Pub Date:
- October 2011
- DOI:
- 10.48550/arXiv.1110.0552
- arXiv:
- arXiv:1110.0552
- Bibcode:
- 2011arXiv1110.0552V
- Keywords:
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- Mathematics - Commutative Algebra;
- Mathematics - Algebraic Geometry
- E-Print:
- 20 pages, 2 figures