-regular spaces.
On covering properties by regular closed sets.
Paracompactness with respect to an ideal.
An observation for simple expansions.
Another note on Levine's decomposition of continuity.
On -continuous functions
Classes of functions continuous in various senses, in particular -continuous, -continuous, feeblz continuous a.o., and relations between the classes, are studied.
On compactness with respect to semi-open sets
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