Growth and cogrowth of normal subgroups of a free group

Johannes Jaerisch, Katsuhiko Matsuzaki

研究成果: Article査読

1 被引用数 (Scopus)

抄録

We give a sufficient condition for a sequence of normal subgroups of a free group to have the property that both their growths tend to the upper bound and their cogrowths tend to the lower bound. The condition is represented by planarity of the quotient graphs of the tree.

本文言語English
ページ(範囲)4141-4149
ページ数9
ジャーナルProceedings of the American Mathematical Society
145
10
DOI
出版ステータスPublished - 2017

ASJC Scopus subject areas

  • Mathematics(all)
  • Applied Mathematics

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