Decomposable cycles and Noether-Lefschetz loci
Algebraic Geometry
2015-06-29 v2
Abstract
We prove that there exist smooth surfaces of degree d in projective 3-space such that the group of rational equivalence classes of decomposable 0-cycles has rank at least the integer part of (d-1)/3.
Cite
@article{arxiv.1502.07897,
title = {Decomposable cycles and Noether-Lefschetz loci},
author = {Kieran G. O'Grady},
journal= {arXiv preprint arXiv:1502.07897},
year = {2015}
}
Comments
Exposition improved