Hulls and Husks
Algebraic Geometry
2009-09-21 v4
Abstract
The aim of this note is to prove an analog of the flattening decomposition theorem for reflexive hulls. The main applications are: the construction of the moduli space of varieties of general type, improved flatness conditions and criteria for simultaneous normalizations.
Cite
@article{arxiv.0805.0576,
title = {Hulls and Husks},
author = {János Kollár},
journal= {arXiv preprint arXiv:0805.0576},
year = {2009}
}
Comments
Sept 2009: Removed earlier assumptions about generic flatness. The algebra husk cases are moved to a future preprint