solidot新版网站常见问题,请点击这里查看。
消息
本文已被查看3164次
Formations of finite groups with the M. Hall property. (arXiv:1803.04684v2 [math.GR] UPDATED)
来源于:arXiv
The first examples of formations which are arboreous (and therefore Hall) but
not freely indexed (and therefore not locally extensible) are found. Likewise,
the first examples of solvable formations which are freely indexed and
arboreous (and therefore Hall) but not locally extensible are constructed. Some
open questions are also mentioned. 查看全文>>