Geodesic
Low degree bounded cohomology and $L^2$-invariants for negatively curved groups
Andreas Thom1 orcid
1Technische Universität Dresden, Germany
Groups, geometry, and dynamics, Tome 3 (2009) no. 2, pp. 343-358

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DOI

We study the subgroup structure of discrete groups that share cohomological properties which resemble non-negative curvature. Examples include all Gromov hyperbolic groups.
DOI : 10.4171/ggd/60
Classification : 22-XX, 28-XX, 37-XX, 00-XX
Mots-clés : Hyperbolic group, higher rank lattice, property (T), orbit equivalence, l<sup>2</sup>-invariants, bounded cohomology

Andreas Thom  1

1 Technische Universität Dresden, Germany 
Andreas Thom. Low degree bounded cohomology and $L^2$-invariants for negatively curved groups. Groups, geometry, and dynamics, Tome 3 (2009) no. 2, pp. 343-358. doi: 10.4171/ggd/60
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     title = {Low degree bounded cohomology and $L^2$-invariants for negatively curved groups},
     journal = {Groups, geometry, and dynamics},
     pages = {343--358},
     year = {2009},
     volume = {3},
     number = {2},
     doi = {10.4171/ggd/60},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/60/}
}
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