Martin's axiom and Δ21 well-ordering of the reals

Uri Abraham; Saharon Shelah

doi:10.1007/s001530050046

Martin's axiom and Δ²₁ well-ordering of the reals

Uri Abraham, Saharon Shelah

Department of Mathematics

Research output: Contribution to journal › Article › peer-review

1 Scopus citations

Abstract

Assuming an inaccessible cardinal κ, there is a generic extension in which MA + 2^א0 = κ holds and the reals have a Δ²₁ well-ordering.

Original language	English
Pages (from-to)	287-298
Number of pages	12
Journal	Archive for Mathematical Logic
Volume	35
Issue number	5-6
DOIs	https://doi.org/10.1007/s001530050046
State	Published - 1 Jan 1996

ASJC Scopus subject areas

Philosophy
Logic

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title = "Martin's axiom and Δ21 well-ordering of the reals",

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Martin's axiom and Δ²₁ well-ordering of the reals

Abstract

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