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“A set is a collection of distinct, symbols in ordered objects. Sets are typically collections of...Set
“Informally, a relation is a rule that describes how elements of a set relate, or interact, with...Relation
“A relation R on a set A is irreflexive if for each element x in A, x is not related to itself by...Irreflexive
“The totality property implies the reflexive property: A total order is a relation from a set to...Total order
“The elementary operations of logic include AND, OR and NOT. Often times amateur mathematicians...Operations of logic
“The domain of a function is the set of values from which is defined. Function, Codomain, RangeDomain
“The inverse of a binary relation R, denoted as R, is the set of all ordered pairs (y,x) such...Inverse (relation)