Statements (11)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:mathematical_concept | 
| gptkbp:appliesTo | well-founded extensional relations | 
| gptkbp:field | gptkb:set_theory | 
| gptkbp:namedAfter | gptkb:Andrzej_Mostowski | 
| gptkbp:sentence | Every well-founded extensional relation is isomorphic to the membership relation on a unique transitive set. | 
| gptkbp:usedIn | gptkb:set_theory gptkb:model_theory | 
| gptkbp:yearProposed | 1949 | 
| gptkbp:bfsParent | gptkb:Andrzej_Mostowski | 
| gptkbp:bfsLayer | 6 | 
| https://www.w3.org/2000/01/rdf-schema#label | Mostowski collapse lemma |