Difference between revisions of "Paranormal space"
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| − | A [[topological space]] is said to be '''paranormal''' if every countable discrete collection of [[closed set]]s has a [[locally finite]] open expansion. | + | A [[topological space]] is said to be a '''paranormal space''' (or '''T<sub>6</sub> space''') if every countable discrete collection of [[closed set]]s has a [[locally finite]] open expansion. |
| − | [[Category: | + | [[Category:Topology]] |
Latest revision as of 17:13, July 13, 2016
A topological space is said to be a paranormal space (or T6 space) if every countable discrete collection of closed sets has a locally finite open expansion.