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Partial actions of groups on profinite spaces

Authors :
Luis Martínez
Héctor Pinedo
Andrés Villamizar
Source :
Applied General Topology, Vol 25, Iss 1, Pp 143-157 (2024)
Publication Year :
2024
Publisher :
Universitat Politècnica de València, 2024.

Abstract

We show that for a partial action η with closed domain of a compact group G on a profinite space X the space of orbits X/~G is profinite, this leads to the fact that when G is profinite the enveloping space XG is also profinite. Moreover, we provide conditions for the induced quotient map πG : X → X / ∼G of η to have a continuous section. Relations between continuous sections of πG and continuous sections of the quotient map induced by the enveloping action of η are also considered. At the end of this work, we prove that the category of actions on profinite spaces with countable number of clopen sets is reflective in the category of actions of compact Hausdorff spaces having countable number of clopen sets.

Details

Language :
English
ISSN :
15769402 and 19894147
Volume :
25
Issue :
1
Database :
Directory of Open Access Journals
Journal :
Applied General Topology
Publication Type :
Academic Journal
Accession number :
edsdoj.17167fffac0d4c649730f169e80205b5
Document Type :
article
Full Text :
https://doi.org/10.4995/agt.2024.18049