论文标题
HNN扩展的围栏替代方案
Girth Alternative for HNN Extensions
论文作者
论文摘要
我们证明了有限生成组的HNN扩展子的子类的围栏替代方案。我们还制作反例,以表明除了我们的班级之外,替代方案一般都失败了。
We prove the Girth Alternative for a sub-class of the HNN extensions of finitely generated groups. We also produce counterexamples to show that beyond our class, the alternative fails in general.