On dense subgroups of Lie groups
Groups acting on CAT(0) spaces September 27, 2016 - September 30, 2016
Location: SLMath: Eisenbud Auditorium
Primary Mathematics Subject Classification
No Primary AMS MSC
Secondary Mathematics Subject Classification
No Secondary AMS MSC
I will focus on proper Borel-measurable dense subgroups of a simple Lie group and explain that their Hausdorff dimension has to be zero. The main tool will be a local spectral gap property. This is a joint work with Nicolas de Saxce.
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