A homology plane of general type can have at most a cyclic quotient singularity
Algebraic Geometry
2010-12-21 v1
Abstract
We show that a homology plane of general type has at worst a single cyclic quotient singular point. An example of such a surface with a singular point does exist. We also show that the automorphism group of a smooth contractible surface of general type is cyclic.
Keywords
Cite
@article{arxiv.1012.4120,
title = {A homology plane of general type can have at most a cyclic quotient singularity},
author = {R. V. Gurjar and M. Koras and M. Miyanishi and P. Russell},
journal= {arXiv preprint arXiv:1012.4120},
year = {2010}
}
Comments
63 pages