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  SymmetricRelation

Sigma KEE - SymmetricRelation
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
symmetric relation
A BinaryRelation ?REL is symmetric just iff (?REL ?INST1 ?INST2) imples (?REL ?INST2 ?INST1), for all ?INST1 and ?INST2.
Relationships      
Parents binary relation BinaryRelations are relations that are true only of pairs of things. BinaryRelations are represented as slots in frame systems.
Children equivalence relationA BinaryRelation is an equivalence relation if it is a ReflexiveRelation, a SymmetricRelation, and a TransitiveRelation.


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