Abstract
We study a new asymptotic invariant of a pair consisting of a group and a subgroup, which we call the commensurator growth. We compute the commensurator growth for several examples, concentrating mainly on the case of a locally compact topological group and a lattice inside it.
Original language | English |
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Pages (from-to) | 259-279 |
Number of pages | 21 |
Journal | Israel Journal of Mathematics |
Volume | 188 |
Issue number | 1 |
DOIs | |
State | Published - Mar 2012 |
Externally published | Yes |
Bibliographical note
Funding Information:∗ The first author was partially supported by NSF Award DMS-0901638. ∗∗ The second author was partially supported by Korean NRF 0409-20100101. † The third author was partially supported by an NSF Award DMS-0757828. Received November 20, 2009 and in revised form May 19, 2010