Factorial hypersurfaces in P^4 with nodes
Algebraic Geometry
2007-05-23 v1
Abstract
We prove that for n= 5, 6, 7, a nodal hypersurface of degree n in P^4 is factorial if it has at most (n-1)^2-1 nodes.
Cite
@article{arxiv.math/0511673,
title = {Factorial hypersurfaces in P^4 with nodes},
author = {Ivan Cheltsov and Jihun Park},
journal= {arXiv preprint arXiv:math/0511673},
year = {2007}
}
Comments
12 pages