S. Mori, Yu. G. Prokhorov, “Multiple Fibers of del Pezzo Fibrations”, Trudy Mat. Inst. Steklova, 2009, Volume 264,Pages <nobr>137

This article is cited in 13 papers

Multiple Fibers of del Pezzo Fibrations

S. Mori^a, Yu. G. Prokhorov^b

^a Research Institute for Mathematical Sciences, Kyoto University, Kyoto, Japan
^b Department of Algebra, Faculty of Mathematics, Moscow State University, Moscow, Russia

Abstract: We prove that a terminal three-dimensional del Pezzo fibration has no fibers of multiplicity $>6$. We also obtain a rough classification of possible configurations of singular points on multiple fibers and give some examples.

UDC: 512.7

Received in June 2008

Language: English