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Transactions of the American Mathematical Society

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The Blumberg problem


Author: William A. R. Weiss
Journal: Trans. Amer. Math. Soc. 230 (1977), 71-85
MSC: Primary 54C30
DOI: https://doi.org/10.1090/S0002-9947-1977-0438280-0
MathSciNet review: 0438280
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Abstract: A compact Hausdorff space and a real-valued function on this space are constructed such that the function is not continuous on any dense subspace. This solves the Blumberg problem. Some related results are established.


References [Enhancements On Off] (What's this?)

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Additional Information

DOI: https://doi.org/10.1090/S0002-9947-1977-0438280-0
Keywords: Blumberg spaces, continuum hypothesis, cardinal functions, trees
Article copyright: © Copyright 1977 American Mathematical Society

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