Statements (15)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:mathematical_concept
|
| gptkbp:appliesTo |
topological manifolds
|
| gptkbp:describes |
obstruction to smoothing a topological manifold
|
| gptkbp:dimensions |
greater than or equal to 5
|
| gptkbp:field |
gptkb:topology
|
| https://www.w3.org/2000/01/rdf-schema#label |
Kirby–Siebenmann invariant
|
| gptkbp:introducedIn |
1970s
|
| gptkbp:namedAfter |
gptkb:Robion_Kirby
gptkb:Laurence_Siebenmann |
| gptkbp:relatedTo |
PL structures
smoothing theory topological manifolds of dimension ≥ 5 |
| gptkbp:takesValuesIn |
H^4(M;Z/2Z)
|
| gptkbp:bfsParent |
gptkb:Robion_Kirby
|
| gptkbp:bfsLayer |
5
|