A Bass-Serre theoretic proof of a theorem of Romanovskii and Burns

被引：0

作者：

Andrew, Naomi ^{[1
]}

机构：

[1] Univ Southampton, Math Sci, Bldg 54, Southampton SO17 1BJ, England

来源：

COMMUNICATIONS IN ALGEBRA | 2023年 / 51卷 / 05期

关键词：

Bass-Serre theory; subgroup separability; FREE-PRODUCTS; SUBGROUPS; GRAPHS;

D O I：

10.1080/00927872.2022.2149764

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

A well-known theorem of Romanovskii and Burns states that a free product of subgroup separable groups is itself subgroup separable. We provide a proof using the language of immersions and coverings of graphs of groups, due to Bass.

引用

页码：2004 / 2013

页数：10

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