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Entity > Abstract > Class > Relation > BinaryRelation > UnaryFunction > BeginFn

BeginFn
subject			fact

BeginFn	documentation A UnaryFunction that maps a TimeInterval to the TimePoint at which the interval begins
	has axiom (<=> (meetsTemporally ?INTERVAL1 ?INTERVAL2) (equal (EndFn ?INTERVAL1) (BeginFn ?INTERVAL2)))
	has axiom (<=> (starts ?INTERVAL1 ?INTERVAL2) (and (equal (BeginFn ?INTERVAL1) (BeginFn ?INTERVAL2)) (before (EndFn ?INTERVAL1) (EndFn ?INTERVAL2))))
	has axiom (<=> (existant ?PHYS ?TIME) (temporallyBetweenOrEqual (BeginFn (WhenFn ?PHYS)) ?TIME (EndFn (WhenFn ?PHYS))))
	has axiom (<=> (finishes ?INTERVAL1 ?INTERVAL2) (and (before (BeginFn ?INTERVAL2) (BeginFn ?INTERVAL1)) (equal (EndFn ?INTERVAL2) (EndFn ?INTERVAL1))))
	has axiom (=> (during ?INTERVAL1 ?INTERVAL2) (and (before (EndFn ?INTERVAL1) (EndFn ?INTERVAL2)) (before (BeginFn ?INTERVAL2) (BeginFn ?INTERVAL1))))
	has axiom (=> (earlier ?INTERVAL1 ?INTERVAL2) (before (EndFn ?INTERVAL1) (BeginFn ?INTERVAL2)))
	has axiom (=> (and (birthTime ?ORGANISM ?TIME1) (deathTime ?ORGANISM ?TIME2) (instance ?TIME1 TimePoint) (instance ?TIME2 TimePoint)) (exists (?INTERVAL) (and (equal (BeginFn ?INTERVAL) ?TIME1) (equal (EndFn ?INTERVAL) ?TIME2) (holdsDuring ?INTERVAL (attribute ?ORGANISM Living)))))
	has axiom (=> (equal (BeginFn ?INTERVAL) ?POINT) (forall (?OTHERPOINT) (=> (and (temporalPart ?OTHERPOINT ?INTERVAL) (not (equal ?OTHERPOINT ?POINT))) (before ?POINT ?OTHERPOINT))))
	has axiom (=> (origin ?PROCESS ?OBJ) (located (WhereFn ?PROCESS (BeginFn (WhenFn ?PROCESS))) (WhereFn ?OBJ (BeginFn (WhenFn ?OBJ)))))
	has axiom (=> (parent ?PARENT ?CHILD) (before (BeginFn (WhenFn ?PARENT)) (BeginFn (WhenFn ?CHILD))))
	has axiom (=> (result ?PROC ?OBJ) (forall (?TIME) (=> (before ?TIME (BeginFn (WhenFn ?PROC))) (not (existant ?OBJ ?TIME)))))
	has axiom (=> (and (equal (BeginFn ?INTERVAL1) (BeginFn ?INTERVAL2)) (equal (EndFn ?INTERVAL1) (EndFn ?INTERVAL2))) (equal ?INTERVAL1 ?INTERVAL2))
	has axiom (before (BeginFn (WhenFn ?THING)) (EndFn (WhenFn ?THING)))
	has axiom (equal (BeginFn (PastFn ?TIME)) NegativeInfinity)
	has domain1 TimeInterval
	has range TimePoint
	is an instance of TemporalRelation
	is an instance of UnaryFunction
Relation	is first domain of domain
	is first domain of domainSubclass
	is first domain of holds
	is first domain of subrelation
	is first domain of valence
	is second domain of subrelation
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

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