Countably recognizable classes of groups with restricted conjugacy classes

A group class ${ X}$ is said to be countably recognizable if a group belongs to ${X}$ whenever all its countable subgroups lie in ${X}$‎. ‎It is proved here that most of the relevant classes of groups defined by restrictions on the conjugacy classes are countably recognizable‎.

Bibliographic Details
Main Authors: Francesco de Giovanni, Marco Trombetti
Format: Article
Language:English
Published: University of Isfahan 2018-03-01
Series:International Journal of Group Theory
Subjects:
Online Access:http://ijgt.ui.ac.ir/article_21235_894f1a96aa9ff81f3b1db138105bf512.pdf