|
gptkbp:instanceOf
|
gptkb:group_of_people
|
|
gptkbp:definedIn
|
knots in 3-sphere
|
|
gptkbp:field
|
gptkb:topology
knot theory
|
|
gptkbp:hasApplication
|
low-dimensional topology
4-manifold topology
study of smooth structures
|
|
gptkbp:hasElementOrder
|
2
infinite order
|
|
gptkbp:hasInvariant
|
gptkb:Arf_invariant
gptkb:Alexander_polynomial
Tristram-Levine signatures
Casson-Gordon invariants
Ozsváth-Szabó tau invariant
Rasmussen s-invariant
Seifert form
signature invariant
|
|
gptkbp:hasSubgroup
|
algebraically slice knots
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Knot concordance group
|
|
gptkbp:identityElement
|
gptkb:unknot
mirror image with reversed orientation
|
|
gptkbp:isCountable
|
true
|
|
gptkbp:isFinitelyGenerated
|
false
|
|
gptkbp:isNonAbelian
|
true
|
|
gptkbp:isQuotientOf
|
algebraic concordance group
|
|
gptkbp:notableContributor
|
gptkb:Tim_Cochran
gptkb:John_Milnor
gptkb:Peter_Teichner
gptkb:Ralph_Fox
Jerome Levine
|
|
gptkbp:notation
|
C
|
|
gptkbp:numberOfIssues
|
classification of slice knots
structure of torsion elements
|
|
gptkbp:operator
|
connected sum
|
|
gptkbp:order
|
infinite
|
|
gptkbp:relatedTo
|
knot cobordism
algebraic concordance group
slice knots
|
|
gptkbp:studiedBy
|
gptkb:mathematician
|
|
gptkbp:studiedIn
|
1960s
|
|
gptkbp:bfsParent
|
gptkb:High-dimensional_Knot_Theory
|
|
gptkbp:bfsLayer
|
7
|