Relation

Topics referred to by the same term From Wikipedia, the free encyclopedia

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Relation or relations may refer to:

Look up relation in Wiktionary, the free dictionary.

This page is a primary topic and an article should be written about it. One or more editors believe it holds the title of a broad-concept article. The article may be written here or drafted elsewhere first. Related titles should be described here, while unrelated titles should be moved to Relation (disambiguation).

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General uses

International relations, the study of interconnection of politics, economics, and law on a global level
Interpersonal relationship, association or acquaintance between two or more people
Public relations, managing the spread of information to the public
Sexual relations, or human sexual activity
Social relation, in social science, any social interaction between two or more individuals

Logic and philosophy

Relation (philosophy), links between properties of an object
Relational theory, framework to understand reality or a physical system

Mathematics

A finitary or n-ary relation is a set of n-tuples. Specific types of relations include:

Relation (mathematics) (an elementary treatment of binary relations)
Binary relation (or diadic relation – a more in-depth treatment of binary relations)
Equivalence relation
Homogeneous relation
Reflexive relation
Serial relation
Ternary relation (or triadic, 3-adic, 3-ary relation)

Relation may also refer to:

Directed relation
Relation algebra, an algebraic structure inspired by algebraic logic

Databases and ontology

Relational model, an approach to managing data
- Relation (database), a component of a relational database
- Relational algebra
- Relational calculus
- Relational database, a digital database
Relationships (also known as relations), one of the ontology components

Art and literature

Relation aller Fürnemmen und gedenckwürdigen Historien, the first newspaper
Relation (film), a 1982 Japanese experimental short film by Toshio Matsumoto
Relations (album), a 2004 album of cover versions by Kathryn Williams

Linguistics

Grammatical relation, a functional relationship between constituents in a clause.