Closed may refer to:
Mathematics
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Closure (mathematics), a set, along with operations, for which applying those operations on members always results in a member of the set
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Closed set
In geometry, topology, and related branches of mathematics, a closed set is a set whose complement is an open set. In a topological space, a closed set can be defined as a set which contains all its limit points. In a complete metric space, a cl ...
, a set which contains all its limit points
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Closed interval, an interval which includes its endpoints
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Closed line segment, a line segment which includes its endpoints
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Closed manifold
In mathematics, a closed manifold is a manifold without boundary that is compact.
In comparison, an open manifold is a manifold without boundary that has only ''non-compact'' components.
Examples
The only connected one-dimensional example ...
, a compact manifold which has no boundary
Other uses
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Closed (poker), a betting round where no player will have the right to raise
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''Closed'' (album), a 2010 album by Bomb Factory
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Closed GmbH, a German fashion brand
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Closed class, in linguistics, a class of words or other entities which rarely changes
See also
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Close (disambiguation)
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Closed loop (disambiguation)
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Closing (disambiguation)
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Closure (disambiguation)
Closure may refer to:
Conceptual Psychology
* Closure (psychology), the state of experiencing an emotional conclusion to a difficult life event
Computer science
* Closure (computer programming), an abstraction binding a function to its scope
* ...
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Open (disambiguation)
{{disambiguation