Closed

Look up closed in Wiktionary, the free dictionary.

Closed may refer to:

Mathematics

• Closure (mathematics), a set, along with operations, for which applying those operations on members always results in a member of the set
• Closed set, a set which contains all its limit points
• Closed interval, an interval which includes its endpoints
• Closed line segment, a line segment which includes its endpoints
• Closed manifold, a compact manifold which has no boundary
• Closed differential form, a differential form whose exterior derivative is 0

Sport

• Closed tournament, a competition open to a limited category of players
• Closed (poker), a betting round where no player will have the right to raise

Other uses

• Closed (album), a 2010 album by Bomb Factory
• Closed GmbH, a German fashion brand
• Closed class, in linguistics, a class of words or other entities which rarely changes

See also

• All pages with titles beginning with Closed
• Close (disambiguation)
• Closed loop (disambiguation)
• Closing (disambiguation)
• Closure (disambiguation)
• Open (disambiguation)

This disambiguation page lists articles associated with the title Closed.
If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article.