Casson handle

GPTKB entity

Statements (17)
Predicate Object
gptkbp:instanceOf gptkb:mathematical_concept
gptkb:topology
gptkbp:component topological 4-manifold decomposition
gptkbp:field gptkb:topology
gptkb:4-manifold_theory
https://www.w3.org/2000/01/rdf-schema#label Casson handle
gptkbp:introducedIn 1970s
gptkbp:namedAfter gptkb:Andrew_Casson
gptkbp:property homeomorphic to open 2-handle
not necessarily diffeomorphic to open 2-handle
gptkbp:relatedTo exotic R^4
Freedman’s theorem
handle decomposition
gptkbp:usedFor smoothing theory
gptkbp:usedIn topological 4-manifolds
gptkbp:bfsParent gptkb:Andrew_Casson
gptkbp:bfsLayer 7