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A perfectly normal nonmetrizable manifold. (English) Zbl 0315.54028


MSC:

54D15 Higher separation axioms (completely regular, normal, perfectly or collectionwise normal, etc.)
57N15 Topology of the Euclidean \(n\)-space, \(n\)-manifolds (\(4 \leq n \leq \infty\)) (MSC2010)
54E35 Metric spaces, metrizability
03E50 Continuum hypothesis and Martin’s axiom
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