Statements (11)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:mathematical_concept
|
| gptkbp:describes |
characterization of interval graphs
|
| gptkbp:field |
gptkb:mathematics
graph theory |
| gptkbp:namedAfter |
gptkb:Cornelis_Lekkerkerker
|
| gptkbp:publishedIn |
gptkb:Nederl._Akad._Wetensch._Proc._Ser._A
|
| gptkbp:state |
A graph is an interval graph if and only if it is chordal and does not contain an asteroidal triple.
|
| gptkbp:yearProposed |
1962
|
| gptkbp:bfsParent |
gptkb:C._G._Lekkerkerker
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Lekkerkerker theorem
|