An axiomatizable profinite group with infinitely many open subgroups of index 2
classification
🧮 math.GR
math.LO
keywords
groupdirectproductprofiniteaxiomatizabledihedralfirst-orderindex
read the original abstract
We show that a profinite group with the same first-order theory as the direct product over all odd primes $p$ of the dihedral group of order $2p$, is necessarily isomorphic to this direct product.
This paper has not been read by Pith yet.
discussion (0)
Sign in with ORCID, Apple, or X to comment. Anyone can read and Pith papers without signing in.