| Unary Relation | |
| type | Abstract Class |
| Description | (def-class UNARY-RELATION (relation) ?r :iff-def (and (relation ?r) (= (arity ?r) 1))) |
| Subclass-of(system) | |
| Source Provider(real world) | AKT Support Ontology v1.0 |
| Authority (real world) | |
| Example | |
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| Exclusion | |
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| Cross Reference(to class) | |
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| Derived From IDEF0(function,input,output,control,mech) | |
| IDEF0 Label | |
| IDEF3 Label | |