On the possibility of a Σ21well-ordering of the Baire space

DOI10.2307/2273032zbMath0276.02046OpenAlexW1522350611MaRDI QIDQ4401446

Richard Mansfield

Publication date: 1973

Published in: Journal of Symbolic Logic (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/2273032

Mathematics Subject Classification ID

Descriptive set theory (03E15) Consistency and independence results (03E35)

Cites Work

• Perfect subsets of definable sets of real numbers
• Consistency of the Continuum Hypothesis. (AM-3)
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