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Last-modified: 2010-09-29 (水) 13:37:19

Definition Edit

B is an open base of a topological space X.
X is called B-subcompact for every subfamily F of B, if F is a regular filter base then F has a non-empty intersection.

Remark Edit

Reference Edit

  • Y. Ikeda, Cech-compaleteness and countably subcompactness, Topology Proc. Vol.14, pp.75-87 (1989).