Finite approximation and commutators in free groups
[摘要] We prove that the set of commutators in a non-cyclic free group G is a closed subset of G with respect to the profinite topology. (C) 2004 Elsevier Inc. All rights reserved.
[发布日期] 2004-11-15 [发布机构]
[效力级别] [学科分类]
[关键词] profinite;topology;commutator;length [时效性]
