Multiple fibers of del Pezzo fibrations
Algebraic Geometry
2010-04-26 v1
Abstract
We prove that a terminal three-dimensional del Pezzo fibration has no fibers of multiplicity . We also obtain a rough classification possible configurations of singular points on multiple fibers and give some examples.
Keywords
Cite
@article{arxiv.0806.3809,
title = {Multiple fibers of del Pezzo fibrations},
author = {Shigefumi Mori and Yuri Prokhorov},
journal= {arXiv preprint arXiv:0806.3809},
year = {2010}
}
Comments
19 pages, latex