l-independence of the trace of local monodromy in a relative case (with an appendix by Qing Lu and Weizhe Zheng)

被引：0

作者：

Kato, Hiroki ^{[1
]}

机构：

[1] Univ Tokyo, Grad Sch Math Sci, Tokyo, Japan

来源：

MANUSCRIPTA MATHEMATICA | 2021年 / 166卷 / 1-2期

关键词：

D O I：

10.1007/s00229-020-01234-x

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

For a family of varieties, we prove that the alternating sum of the traces of "local" monodromy acting on the l-adic etale cohomology groups of the generic fiber is an integer that is independent of l. In the course of the proof, we also establish a result on fixed points.

引用

页码：287 / 314

页数：28