Points of order two on theta divisors
Algebraic Geometry
2012-02-08 v1
Abstract
We give a bound on the number of points of order two on the theta divisor of a principally polarized abelian variety A. When A is the Jacobian of a curve C the result can be applied in estimating the number of effective square roots of a fixed line bundle on C.
Cite
@article{arxiv.1202.1517,
title = {Points of order two on theta divisors},
author = {Valeria Ornella Marcucci and Gian Pietro Pirola},
journal= {arXiv preprint arXiv:1202.1517},
year = {2012}
}
Comments
4 pages