A virtually free pro-p need not be the fundamental group of a profinite graph of finite groups

作者：Herfort Wolfgang^*; Zalesskii Pavel A

来源：ARCHIV DER MATHEMATIK, 2010, 94(1): 35-41.

DOI：10.1007/s00013-009-0063-y

• Pro-p group
• Virtual freeness
• Pro-p tree

A subgroup of a pro-p product with amalgamation of two p-groups is given which cannot be presented as the pro-p fundamental group of a profinite graph of p-groups.

• 出版日期2010-1