The lower rank of direct products of hereditarily just infinite groups
arXiv:1603.05383 · doi:10.1017/S0017089517000064
Abstract
We determine the lower rank of the direct product of finitely many hereditarily just infinite profinite groups of finite lower rank.
arXiv comment6 pages. Several corrections and other improvements. Final authors' version; article to appear in Glasg. Math. J