Cover: Difference between revisions

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* [[Official cover]], the identity assumed by an operative who takes a position in an organization with diplomatic ties
* [[Official cover]], the identity assumed by an operative who takes a position in an organization with diplomatic ties


== Mathematics, science and technology ==
== Mathematics ==
* [[Cover (algebra)]], the concept of an algebraic structure that maps onto another structure in structure-preserving fashion
* [[Cover (algebra)]], the concept of an algebraic structure that maps onto another structure in structure-preserving fashion
* [[Cover (topology)]], the mathematical concept of a collection of sets whose union contains each set as a subset
* [[Cover (topology)]], the mathematical concept of a collection of sets whose union contains each set as a subset
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* [[Covering system]] in number theory is a finite set of residue classes that cover all integers
* [[Covering system]] in number theory is a finite set of residue classes that cover all integers
* [[Covering code]] in coding theory is a set of elements (''codewords'') such that every element of the space is within a fixed distance of some codeword.
* [[Covering code]] in coding theory is a set of elements (''codewords'') such that every element of the space is within a fixed distance of some codeword.
* [[Edge cover]], a concept in graph theory.
* [[Vertex cover]], a concept in graph theory.
== Science and technology ==
* [[Land cover]], physical material on the surface of the earth
* [[Land cover]], physical material on the surface of the earth
* [[Concrete cover]], in engineering, distance between reinforcement and the outer surface of element
* [[Concrete cover]], in engineering, distance between reinforcement and the outer surface of element

Latest revision as of 07:13, 7 August 2025

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Cover or covers may refer to:

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Packaging

People

Arts, entertainment, and media

Music

Albums

Cover
Covered
Covers

Extended plays

Other uses in music

Films

Magazines

Business

Deception and concealment

  • Cover (telecommunications), a communications concealment technique
  • Cover, something fake used in a cover-up
  • Non-official cover, the identity assumed by an operative who takes a covert role in an organization without official ties to the government
  • Official cover, the identity assumed by an operative who takes a position in an organization with diplomatic ties

Mathematics

  • Cover (algebra), the concept of an algebraic structure that maps onto another structure in structure-preserving fashion
  • Cover (topology), the mathematical concept of a collection of sets whose union contains each set as a subset
  • Cover, a pair in the covering relation of a partially ordered set, or the greater element in such a pair
  • Cover, in database theory, an equivalent set of constraints
  • Covering system in number theory is a finite set of residue classes that cover all integers
  • Covering code in coding theory is a set of elements (codewords) such that every element of the space is within a fixed distance of some codeword.
  • Edge cover, a concept in graph theory.
  • Vertex cover, a concept in graph theory.

Science and technology

  • Land cover, physical material on the surface of the earth
  • Concrete cover, in engineering, distance between reinforcement and the outer surface of element
  • Sedimentary cover, in geology, overlies a basement or crystalline basement

Military

Sports

  • Cover (cricket), a region of the field with respect to the batsman in cricket
  • To cover, a term in sports betting regarding a game's point spread

Other uses

  • Cover letter, a letter of introduction accompanying another document
  • Cover, or covers, the top layer of bedding
  • Coverture or couverture, a doctrine in common law relating to a wife's legal status

See also

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