Simple Browser : Welcome guest : log in		 [  Home |  Graph |  ]  KB:  Language:   

Formal Language: 



KB Term: 

  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.


Show full definition (without tree view)
Show full definition (with tree view)

Show without tree


Sigma web home      Suggested Upper Merged Ontology (SUMO) web home
Sigma version 3.0 is open source software produced by Articulate Software and its partners