Versions of Normality and Some Weak Forms of the Axiom of Choice

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Mathematical Logic Quarterly 44 (3):367-382 (1998)
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Abstract

We investigate the set theoretical strength of some properties of normality, including Urysohn's Lemma, Tietze-Urysohn Extension Theorem, normality of disjoint unions of normal spaces, and normality of Fσ subsets of normal spaces

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10.1002/malq.19980440309

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Citations of this work

MA(ℵ0) restricted to complete Boolean algebras and choice.Eleftherios Tachtsis - 2021 - Mathematical Logic Quarterly 67 (4):420-431.
On Hausdorff operators in ZF$\mathsf {ZF}$.Kyriakos Keremedis & Eleftherios Tachtsis - 2023 - Mathematical Logic Quarterly 69 (3):347-369.

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References found in this work

The Axiom of Choice.Thomas J. Jech - 1973 - Amsterdam, Netherlands: North-Holland.
General Topology.John L. Kelley - 1962 - Journal of Symbolic Logic 27 (2):235-235.
The Axiom of Choice.Gershon Sageev - 1976 - Journal of Symbolic Logic 41 (4):784-785.

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