SUMO   View all facts   Glossary   Help

Entity > Abstract > Class > Relation > BinaryRelation > UnaryFunction > ExtensionFn

ExtensionFn
subject			fact

ExtensionFn	documentation A UnaryFunction that maps an Attribute into the Class whose condition for membership is the Attribute
	has axiom (<=> (equal (ExtensionFn ?ATTRIBUTE) ?CLASS) (equal (AttributeFn ?CLASS) ?ATTRIBUTE))
	has domain1 Attribute
	has range Class
	is an instance of UnaryFunction
BinaryRelation	is first domain of DomainFn
	is first domain of equivalenceRelationOn
	is first domain of inverse
	is first domain of irreflexiveOn
	is first domain of partialOrderingOn
	is first domain of RangeFn
	is first domain of reflexiveOn
	is first domain of totalOrderingOn
	is first domain of trichotomizingOn
	is second domain of inverse
Function	is first domain of AssignmentFn
	is first domain of closedOn
	is first domain of range
	is first domain of rangeSubclass
Class	is third domain of domain
	is third domain of domainSubclass
Abstract	is disjoint from Physical

Next UnaryFunction: FloorFn    Up: UnaryFunction    Previous UnaryFunction: EngineeringComponentFn