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二元關係 (BinaryRelation)

BinaryRelations are relations that are true only of pairs of things. BinaryRelations are represented as slots in frame systems.

Ontology

SUMO / BASE-ONTOLOGY

Class(es)

種類
is instance of
  可繼承關係  
is instance of
  二元關係  

Superclass(es)

[tree]
實體
is subclass of
  抽象的  
is subclass of
  關係  
is subclass of
  二元關係  

Instance(s)

分配 

Subclass(es)

反身關係  非反身關係  對稱關係  反對稱關係  三角關係  可遞關係  非可遞關係  一元函數  二元述詞 

Coordinate term(s)

二元函數  二元述詞  格位角色  函數  意圖關係  序列  受事導向(歷程)  偏值關係  述詞  或然率關係  命題態度  四元函數  四元述詞  四元關係  五元述詞  五元關係  與量關係  單值關係  空間關係  時間關係  三元函數  三元述詞  三元關係  全值關係  一元函數  變異元數關係 

Constrains relations

等同關係於  倒序  非反射於...  偏序於...  反射於...  全序於...  三分法 

Axioms (4)

關係 無交集地 分解成 二元關係,三元關係,四元關係,五元關係,變異元數關係.
(disjointDecomposition Relation BinaryRelation TernaryRelation QuaternaryRelation QuintaryRelation VariableArityRelation)

If rel二元關係實例, then there don't exist item1,item2,item3, so that rel(item1,item2,item3,) (不) 成立s.
(=>
      (instance ?REL BinaryRelation)
      (not
            (exists
                  (?ITEM1 ?ITEM2 ?ITEM3 @ROW)
                  (holds ?REL ?ITEM1 ?ITEM2 ?ITEM3 @ROW))))

If , then rel不對稱關係實例.
(=>
      (and
            (instance ?REL BinaryRelation)
            (or
                  (domain ?REL 1 ?CLASS1)
                  (domainSubclass ?REL 1 ?CLASS1))
            (or
                  (domain ?REL 2 ?CLASS2)
                  (domainSubclass ?REL 2 ?CLASS2)
                  (range ?REL ?CLASS2)
                  (rangeSubclass ?REL ?CLASS2))
            (disjoint ?CLASS1 ?CLASS2))
      (instance ?REL AsymmetricRelation))

(=>
      (and
            (instance ?REL RelationExtendedToQuantities)
            (instance ?REL BinaryRelation)
            (instance ?NUMBER1 RealNumber)
            (instance ?NUMBER2 RealNumber)
            (holds ?REL ?NUMBER1 ?NUMBER2))
      (forall
            (?UNIT)
            (=>
                  (instance ?UNIT UnitOfMeasure)
                  (holds
                        ?REL
                        (MeasureFn ?NUMBER1 ?UNIT)
                        (MeasureFn ?NUMBER2 ?UNIT)))))