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Difference between revisions of "Closure operator"

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(Start article: Closure operator, disambiguating various usages)
 
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An idempotent operation on a partially ordered set, see [[Closure relation]].   
 
An idempotent operation on a partially ordered set, see [[Closure relation]].   
  
In particular, a Kuratowksi closure operator defining a topological space, or Čech closure operator operator defining a pre-topological space, see [[Closure space]].
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In particular, a [[Kuratowski closure operator]] defining a topological space, or Čech closure operator operator defining a pre-topological space, see [[Closure space]].
  
 
See also [[Closed operator]], a linear operator on a Banach space that preserves convergence.
 
See also [[Closed operator]], a linear operator on a Banach space that preserves convergence.

Latest revision as of 15:54, 19 January 2021

An idempotent operation on a partially ordered set, see Closure relation.

In particular, a Kuratowski closure operator defining a topological space, or Čech closure operator operator defining a pre-topological space, see Closure space.

See also Closed operator, a linear operator on a Banach space that preserves convergence.

How to Cite This Entry:
Closure operator. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Closure_operator&oldid=36190