Lacunary sections for locally compact groupoids
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Published:1997-08
Issue:4
Volume:17
Page:933-940
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ISSN:0143-3857
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Container-title:Ergodic Theory and Dynamical Systems
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language:en
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Short-container-title:Ergod. Th. Dynam. Sys.
Abstract
It is proved that every second
countable locally Hausdorff and locally compact
continuous groupoid has a Borel set of units that meets
every orbit and is what is called ‘lacunary’, a property
that implies that the intersection with every orbit is
countable.
Publisher
Cambridge University Press (CUP)
Subject
Applied Mathematics,General Mathematics