Steenbrink-type vanishing for surfaces in positive characteristic
Algebraic Geometry
2024-09-17 v2
Abstract
Let be a pair of a normal surface over a perfect field of characteristic and an effective -divisor on . We prove that Steenbrink-type vanishing holds for if it is log canonical and , or it is -pure. We also show that rational surface singularities satisfying the vanishing are -injective.
Keywords
Cite
@article{arxiv.2402.08153,
title = {Steenbrink-type vanishing for surfaces in positive characteristic},
author = {Tatsuro Kawakami},
journal= {arXiv preprint arXiv:2402.08153},
year = {2024}
}
Comments
18 pages, final version, to appear in Bulletin of the London Mathematical Society