Fundamental Groups of Graphs of Cyclic Subgroup Separable and Weakly Potent Groups  

作　　者：M.S.M.Asri K.B.Wong P.C.Wong 

机构地区：[1]Institute of Mathematical Sciences,Faculty of Science,University of Malaya,50603 Kuala Lumpur,Malaysia

出　　处：《Algebra Colloquium》2021年第1期119-130,共12页代数集刊（英文版）

摘　　要：We give a characterization of the cyclic subgroup separability and weak potency of the fundamental group of a graph of polycyclic-by-finite groups and free-by-finite groups amalgamating edge subgroups of the form<h>×D,where h has infinite order and D is finite.

关 键 词：HNN extensions fundamental groups of graphs of groups weakly potent residually finite 

分 类 号：O15[理学—数学]