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Normality and Martin’s axiom. (English) Zbl 0334.54016


MSC:

54E30 Moore spaces
54D20 Noncompact covering properties (paracompact, Lindelöf, etc.)
54A25 Cardinality properties (cardinal functions and inequalities, discrete subsets)
54B10 Product spaces in general topology
54D15 Higher separation axioms (completely regular, normal, perfectly or collectionwise normal, etc.)
03E50 Continuum hypothesis and Martin’s axiom
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