Statements (26)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:mathematical_concept
|
| gptkbp:alsoKnownAs |
a-T-menability
|
| gptkbp:appliesTo |
gptkb:von_Neumann_algebras
groups |
| gptkbp:characterizedBy |
existence of proper isometric affine action on a Hilbert space
|
| gptkbp:doesNotImply |
amenability
|
| gptkbp:example |
gptkb:group_of_people
gptkb:SL(2,ℝ) gptkb:SL(3,ℝ) gptkb:infinite_symmetric_group free group amenable group lattices in higher rank simple Lie groups |
| gptkbp:field |
gptkb:mathematics
group theory operator algebras |
| https://www.w3.org/2000/01/rdf-schema#label |
Haagerup property
|
| gptkbp:implies |
the group is a-T-menable
|
| gptkbp:introducedIn |
1978
|
| gptkbp:isWeakerThan |
gptkb:property_(T)
amenability |
| gptkbp:namedAfter |
gptkb:Uffe_Haagerup
|
| gptkbp:relatedTo |
gptkb:Kazhdan's_property_(T)
amenability |
| gptkbp:bfsParent |
gptkb:Kazhdan_property_(T)
|
| gptkbp:bfsLayer |
5
|