J. M. Aldaz
Abstract
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We show that in a countably metacompact space, if a Baire measure admits a Borel extension, then it admits a regular Borel extension. We also prove that under the special axiom ♣ there is a Dowker space which is quasi-Mařík but not Mařík, answering a ques
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We show that in a countably metacompact space, if a Baire measure admits a Borel extension, then it admits a regular Borel extension. We also prove that under the special axiom ♣ there is a Dowker space which is quasi-Mařík but not Mařík, answering a ques
Key concepts: Mathematics, Baire measure, Baire category theorem, Baire space, Borel set, Axiom, Borel equivalence relation, Polish space