论文标题
Coxeter组的狭窄正常亚组和Coxeter组的自动形态组
Narrow normal subgroups of Coxeter groups and of automorphism groups of Coxeter groups
论文作者
论文摘要
根据定义，如果一个组不包含非亚洲自由组的副本，则称为狭窄。我们描述了Coxeter组及其自动形态组中有限和狭窄的正常亚组的结构。
By definition, a group is called narrow if it does not contain a copy of a non-abelian free group. We describe the structure of finite and narrow normal subgroups in Coxeter groups and their automorphism groups.
