Numerical trivial automorphisms of Enriques surfaces in arbitrary characteristic
Algebraic Geometry
2012-08-30 v2
Abstract
We extend to arbitrary characteristic some known results about automorphisms of complex Enriques surfaces that act trivially on the cohomology or the cohomology modulo torsion.
Keywords
Cite
@article{arxiv.1207.4431,
title = {Numerical trivial automorphisms of Enriques surfaces in arbitrary characteristic},
author = {Igor V. Dolgachev},
journal= {arXiv preprint arXiv:1207.4431},
year = {2012}
}
Comments
20 pages, some proofs and statements have been corrected, one reference added