Sets with no uncountable Blackwell subsets
Rae Michael Shortt (1987)
Czechoslovak Mathematical Journal
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Rae Michael Shortt (1987)
Czechoslovak Mathematical Journal
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R. Willmott (1971)
Fundamenta Mathematicae
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H. Sarbadhikari (1977)
Fundamenta Mathematicae
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Andrzej Pelc (1981)
Fundamenta Mathematicae
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J. Büchi (1955)
Fundamenta Mathematicae
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J. Bourgain (1980)
Fundamenta Mathematicae
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R. Purves (1966)
Fundamenta Mathematicae
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Alessandro Andretta, Donald A. Martin (2003)
Fundamenta Mathematicae
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Two sets of reals are Borel equivalent if one is the Borel pre-image of the other, and a Borel-Wadge degree is a collection of pairwise Borel equivalent subsets of ℝ. In this note we investigate the structure of Borel-Wadge degrees under the assumption of the Axiom of Determinacy.
B. Rao (1970)
Fundamenta Mathematicae
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