On the arithmetic of del Pezzo surfaces of degree 2
Algebraic Geometry
2007-05-23 v1 Number Theory
Abstract
We study the arithmetic of certain del Pezzo surfaces of degree 2. We produce examples of Brauer-Manin obstruction to the Hasse principle, coming from 2- and 4-torsion elements in the Brauer group.
Keywords
Cite
@article{arxiv.math/0402373,
title = {On the arithmetic of del Pezzo surfaces of degree 2},
author = {Andrew Kresch and Yuri Tschinkel},
journal= {arXiv preprint arXiv:math/0402373},
year = {2007}
}
Comments
24 pages, to appear in Proc. London Math. Soc