Description: Article verifying a conjecture of Vershik by showing that Hall’s universal countable locally finite group can be embedded as a dense subgroup in the isometry group of the Urysohn space and in the automorphism group of the random graph. It shows the same for all automorphism groups of known infinite ultraextensive spaces.
Date: May 4, 2020
Creator: Etedadialiabadi, Mahmood; Gao, Su; Le Maître, François & Melleray, Julien
Item Type: Refine your search to only Article
Partner: UNT College of Science