On $n$-Kappe groups

نویسندگان

1 Beijing Normal University

2 Guangxi University

3 Guangxi Teachers Education University

doi
10.22108/ijgt.2014.4434
چکیده

Let $G$ be an infinite group and $n\in \{3‎, ‎6\}\cup\{2^k| k\in \mathbb{N}\}$‎. ‎In this paper‎, ‎we prove that $G$ is an $n$-Kappe group if and only if for any two infinite subsets $X$ and $Y$ of $G$‎, ‎there exist $x\in X$ and $y\in Y$ such that $[x^n‎, ‎y‎, ‎y]=1$‎.