77 citations
- Institute of PhysicsPL2 papers
- Wrocław University of Science and TechnologyPL2 papers
- Australian National UniversityAU1 paper
- Centre for Ultrahigh Bandwidth Devices for Optical SystemsAU1 paper
- European Organization for Nuclear ResearchCH1 paper
- Humboldt-Universität zu BerlinDE1 paper
- Laboratoire de Probabilités et Modèles AléatoiresFR1 paper
- Université Paris 8FR1 paper
- University of California, BerkeleyUS1 paper
- University of Illinois ChicagoUS1 paper
- York UniversityCA1 paper
Showing math.ATShow all
2 papers · 1 filter
math.AT2003★ 8 cited
L^2-Betti Numbers of Discrete Measured Groupoids
Roman Sauer
There are notions of L^2-Betti numbers for discrete groups (Cheeger-Gromov, Lueck), for type II_1-factors (recent work of Connes-Shlyakhtenko) and for countable standard equivalenc…
math.AT2003★ 1 cited
Homological Invariants and Quasi-Isometry
Roman Sauer
Building upon work of Y. Shalom we give a homological-algebra flavored definition of an induction map in group homology associated to a topological coupling. As an application we o…