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Last-modified: 2010-09-24 (金) 12:32:34

Definition Edit

A topological space X is said to be d-compact if every cover of X by open F_σ sets has a finite subcover.

Reference Edit

J. K. Hohli and D. Singh, Between compactness and quasicompactness, Acta. Math. Hungar. 106 (4) (2005), 317-329.