一个引人注目的左序群族：Hecke群的中心扩张
群论
2010-10-26 v3 几何拓扑
摘要
我们提供了一个无限左序群族，所有这些群都有一个作为半群有限生成的正锥。该族包括Klein瓶群和辫群B_3。
引用
@article{arxiv.0909.4994,
title = {A remarkable family of left ordered groups: central extensions of Hecke groups},
author = {Andrés Navas},
journal= {arXiv preprint arXiv:0909.4994},
year = {2010}
}
备注
Minor corrections suggested by the referee. To appear in Journal of Algebra