论文标题
关于自由组有限生成的亚组的隔离器
About isolators of finitely generated subgroups of free groups
论文作者
论文摘要
众所周知，在任何自由组中，有限生成的亚组的隔离器都是有限生成的亚组。提出了一个非常简单的证明。
It is known that in any free group the isolator of finitely generated subgroup is finitely generated subgroup. A very simple proof of this statement is proposed.
