Automorphism groups of trees: Generalities and prescribed local actions

Alejandra Garrido, Yair Glasner, Stephan Tornier

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

8 Scopus citations


We recall the basic theory of automorphisms of trees and Tits' simplicity theorem, and present two constructions of tree groups via local actions: the universal group associated to a finite permutation group by Burger and Mozes, and the k-closures of a given group by Banks, Elder and Willis.

Original languageEnglish
Title of host publicationNew Directions in Locally Compact Groups
PublisherCambridge University Press
Number of pages25
ISBN (Electronic)9781108332675
ISBN (Print)9781108413121
StatePublished - 8 Feb 2018

ASJC Scopus subject areas

  • Mathematics (all)


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