Effective Non-vanishing for Algebraic Surfaces in Positive Characteristic
Algebraic Geometry
2007-05-23 v4
Abstract
We give a theorem on the effective non-vanishing problem for algebraic surfaces in positive characteristic. For the Kawamata-Viehweg vanishing, the logarithmic Kollar vanishing and the logarithmic semipositivity, we give their counterexamples on ruled surfaces in positive characteristic.
Keywords
Cite
@article{arxiv.math/0509086,
title = {Effective Non-vanishing for Algebraic Surfaces in Positive Characteristic},
author = {Qihong Xie},
journal= {arXiv preprint arXiv:math/0509086},
year = {2007}
}
Comments
17 pages