Sauer, Roman: L²-Invariants of groups and discrete measured groupoids. 2002
Inhalt
- Introduction
- Notations and Conventions
- Discrete Measured Groupoids
- Geometric and Measurable Group Theory
- Lbold0mu mumu 22cohn(1980)2222-Betti Numbers
- Dimension Theory
- Homological Algebra for Finite von Neumann Algebras
- L2-Betti Numbers of Discrete Measured Groupoids
- Novikov-Shubin Invariants
- The Rationality Conjecture for Novikov-Shubin Invariants