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A collectionwise normal weakly \(\theta\)-refinable Dowker space which is neither irreducible nor realcompact. (English) Zbl 0397.54019

MSC:
54D20 Noncompact covering properties (paracompact, Lindelöf, etc.)
54D15 Higher separation axioms (completely regular, normal, perfectly or collectionwise normal, etc.)
54D60 Realcompactness and realcompactification
54A35 Consistency and independence results in general topology
54G20 Counterexamples in general topology
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