Reducibility of finite reflection groups

被引：2
作者：
Yu JianMing [1 ]
Jiang GuangFeng [2 ]
机构：
[1] Chinese Acad Sci, Acad Math & Syst Sci, Beijing 100190, Peoples R China
[2] Beijing Univ Chem Technol, Dept Math & Informat Sci, Fac Sci, Beijing 100029, Peoples R China
来源：
SCIENCE CHINA-MATHEMATICS | 2012年 / 55卷 / 05期
基金：
中国国家自然科学基金;
关键词：
reflection groups; hyperplane arrangement; reducibility;
D O I：
10.1007/s11425-011-4341-3
中图分类号：
O29 [应用数学];
学科分类号：
070104 ;
摘要：
A finite (pseudo-)reflection group G naturally gives rise to a hyperplane arrangement, i.e., its reflection arrangement. We show that G is reducible if and only if its reflection arrangement is reducible.
引用
收藏
页码：947 / 948
页数：2
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