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Zermelo–Fraenkel set theory
URI:
https://gptkb.org/entity/Zermelo–Fraenkel_set_theory
GPTKB entity
Statements (47)
Predicate
Object
gptkbp:instanceOf
gptkb:set_theory
gptkbp:abbreviation
gptkb:ZF
gptkbp:alternativeName
gptkb:ZF
gptkb:ZFC_(with_Axiom_of_Choice)
gptkbp:basisFor
gptkb:logic
foundations of mathematics
modern set theory
gptkbp:developedBy
gptkb:Ernst_Zermelo
gptkb:Abraham_Fraenkel
gptkbp:field
gptkb:mathematics
gptkb:set_theory
gptkbp:formedBy
early 20th century
gptkbp:hasAxiom
gptkb:Axiom_of_Choice
gptkb:Axiom_of_Empty_Set
gptkb:Axiom_of_Extensionality
gptkb:Axiom_of_Infinity
gptkb:Axiom_of_Pairing
gptkb:Axiom_of_Power_Set
gptkb:Axiom_of_Regularity
gptkb:Axiom_of_Replacement
gptkb:Axiom_of_Separation
gptkb:Axiom_of_Union
gptkbp:hasSubgroup
ZFC (if Axiom of Choice is included)
https://www.w3.org/2000/01/rdf-schema#label
Zermelo–Fraenkel set theory
gptkbp:isConsistentIf
no contradiction can be derived from its axioms
gptkbp:isCumulativeHierarchy
yes
gptkbp:isFirstOrderTheory
yes
gptkbp:isFoundationFor
most of modern mathematics
gptkbp:isIncomplete
due to Gödel's incompleteness theorems
gptkbp:isStandardFormulationOf
gptkb:set_theory
gptkbp:notation
gptkb:ZF
gptkb:ZFC_(with_choice)
gptkbp:purpose
foundation for mathematics
gptkbp:relatedTo
gptkb:Gödel's_incompleteness_theorems
gptkb:Russell's_paradox
gptkb:Kuratowski–Zorn_lemma
gptkb:Well-ordering_theorem
gptkbp:solvedBy
paradoxes in naive set theory
gptkbp:usedIn
gptkb:logic
gptkb:category_theory
foundations of mathematics
model theory
proof theory
gptkbp:bfsParent
gptkb:Ernst_Zermelo
gptkb:Russell's_paradox
gptkb:logic
gptkbp:bfsLayer
4