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KB:
SUMO
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traditionalLogic
KB Term:
Sigma KEE - IrreflexiveRelation
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IrreflexiveRelation
Relation
?REL is irreflexive iff (?REL ?INST ?INST) holds for no value of ?INST.
Relationships
Parents
BinaryRelation
BinaryRelation
s are relations that are true only of pairs of things.
BinaryRelation
s are represented as slots in frame systems.
Children
AsymmetricRelation
A
BinaryRelation
is asymmetric if and only if it is both an
AntisymmetricRelation
and an
IrreflexiveRelation
.
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Sigma web home
Suggested Upper Merged Ontology (SUMO) web home
Sigma version 2.99c (>= 2017/11/20) is
open source software
produced by
Articulate Software
and its partners
