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Relation: subclass

Relation1769The Class of relations. There are two kinds of Relation: Predicate and Function. Predicat...^
InheritableRelation1765The class of Relations whose properties can be inherited downward in the class hierarchy via the ...^
    Predicate1424A Predicate is a sentence-forming Relation. Each tuple in the Relation is a finite, ordered s...^
        BinaryPredicate1101A Predicate relating two items - its valence is two.^
        TernaryPredicate282The Class of Predicates that require exactly three arguments.^
        QuaternaryPredicate27The Class of Predicates that require four arguments.^
        QuintaryPredicate3The Class of Predicates that require five arguments.^
        LogicalOperator.This Class comprises all of the logical operators (viz. 'and', 'or', 'not', '=>', and '<=>').^

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