D_δ-compact

Last-modified: 2010-09-27 (月) 02:29:10

Definition

A topological space X is called D_δ-compact if every cover of X by regular F_σ set has a finite subcover.

Reference

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