Crepant Resolutions of Gorenstein Toric Singularities and Upper Bound Theorem
Algebraic Geometry
2007-05-23 v1 Combinatorics
Abstract
A necessary condition for the existence of torus-equivariant crepant resolutions of Gorenstein toric singularities can be derived by making use of a variant of the classical Upper Bound Theorem which is valid for simplicial balls.
Keywords
Cite
@article{arxiv.math/0110277,
title = {Crepant Resolutions of Gorenstein Toric Singularities and Upper Bound Theorem},
author = {Dimitrios I. Dais},
journal= {arXiv preprint arXiv:math/0110277},
year = {2007}
}
Comments
Latex 2e, 6 pages. To appear in ``G\'eom\'etrie des vari\'et\'es toriques'', (Proc. of SS 2000, Grenoble), collection S'eminaires et Congr`es, SMF 2002. A preliminary version of these proceedings is available http://www-fourier.ujf-grenoble.fr/~mbrion/ecole.html