Statements (12)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:mathematical_concept
|
| gptkbp:alsoKnownAs |
gptkb:axiom_of_empty_set
|
| gptkbp:field |
gptkb:set_theory
|
| gptkbp:formedBy |
gptkb:Ernst_Zermelo
|
| gptkbp:implies |
existence of the empty set
|
| gptkbp:introducedIn |
1908
|
| gptkbp:state |
There exists a set with no elements.
|
| gptkbp:symbol |
∃x ∀y (¬(y ∈ x))
|
| gptkbp:usedIn |
gptkb:Zermelo-Fraenkel_set_theory
|
| gptkbp:bfsParent |
gptkb:vertex_operator_algebras
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
vacuum axiom
|