|
gptkbp:instanceOf
|
gptkb:set_theory
|
|
gptkbp:allows
|
quantification over classes
|
|
gptkbp:alsoKnownAs
|
gptkb:Morse–Kelley_set_theory
|
|
gptkbp:distinctiveFeature
|
proper classes
sets
|
|
gptkbp:extendsTo
|
gptkb:Zermelo–Fraenkel_set_theory
|
|
gptkbp:firstPublished
|
1955
|
|
gptkbp:hasAxiom
|
gptkb:Axiom_of_Choice
gptkb:Axiom_of_Extensionality
gptkb:Axiom_of_Infinity
gptkb:Axiom_of_Pairing
gptkb:Axiom_of_Power_Set
gptkb:Axiom_of_Replacement
gptkb:Axiom_of_Union
gptkb:first-order_logic
gptkb:Axiom_of_Class_Comprehension
gptkb:Axiom_of_Foundation
|
|
gptkbp:heldBy
|
a conservative extension of ZFC for set statements
a two-sorted theory
|
|
gptkbp:isWeakerThan
|
gptkb:von_Neumann–Bernays–Gödel_set_theory
|
|
gptkbp:namedAfter
|
gptkb:Anthony_Morse
gptkb:John_L._Kelley
|
|
gptkbp:usedIn
|
gptkb:logic
gptkb:category_theory
foundations of mathematics
|
|
gptkbp:uses
|
classes
sets
|
|
gptkbp:bfsParent
|
gptkb:Morse–Kelley_class_theory
gptkb:Morse–Kelley_Set_Theory
|
|
gptkbp:bfsLayer
|
8
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
MK class theory
|