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countably rc-compact

Last-modified: 2015-11-17 (火) 19:51:16

Definition Edit

A space (X,T) is called countably rc-compact if every countable cover of X by regular closed subsets has a finite subcover for X.

Remark Edit

  • It is called countably S-closed, too.

Reference Edit

Bassam Al-Nashef, Countalby I-compact spaces, International Journal of Mathematics and Mathematical Sciences, Volume 26 (2001), Issue 12, Pages 745-751.