Some remarks on modified diagonals
Algebraic Geometry
2014-05-08 v1
Abstract
We prove a number of basic vanishing results for modified diagonal classes. We also obtain some sharp results for modified diagonals of curves and abelian varieties, and we prove a conjecture of O'Grady about modified diagonals on double covers.
Cite
@article{arxiv.1405.1646,
title = {Some remarks on modified diagonals},
author = {Ben Moonen and Qizheng Yin},
journal= {arXiv preprint arXiv:1405.1646},
year = {2014}
}
Comments
14 pages; this subsumes our preprint arXiv:1311.1185