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KB Term:
Sigma KEE - Function
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function
A
Function
is a term-forming
Relation
that maps from a n-tuple of arguments to a range and that associates this n-tuple with at most one range element. Note that the range is a
SetOrClass
, and each element of the range is an instance of the
SetOrClass
.
Relationships
Parents
inheritable relation
The class of
Relation
s whose properties can be inherited downward in the class hierarchy via the
subrelation
Predicate
.
single valued relation
A
Relation
is a
SingleValuedRelation
just in case an assignment of values to every argument position except the last one determines at most one assignment for the last argument position. Note that not all
SingleValuedRelation
s are
TotalValuedRelation
s.
Children
binary function
The
Class
of
Function
s that require two arguments.
continuous function
Function
s which are continuous. This concept is taken as primitive until representations for limits are devised.
quaternary function
The
Class
of
Function
s that require exactly four arguments.
ternary function
The
Class
of
Function
s that require exactly three arguments.
unary function
The
Class
of
Function
s that require a single argument.
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Sigma web home
Suggested Upper Merged Ontology (SUMO) web home
Sigma version 2.99c (>= 2017/11/20) is
open source software
produced by
Articulate Software
and its partners