UNIVERSAL SETS FOR POINTSETS PROPERLY ON THE nth LEVEL OF THE PROJECTIVE HIERARCHY.

Autor:	HJORTH, GREG, HUMPHRIES, LEIGH, MILLER, ARNOLD W.
Předmět:	SET theory AXIOMS ANALYTIC spaces DESCRIPTIVE statistics MATHEMATICAL proofs
Zdroj:	Journal of Symbolic Logic; Mar2013, Vol. 78 Issue 1, p237-244, 8p
Abstrakt:	The Axiom of Projective Determinacy implies the existence of a universal ... set for every n ≥ 1. Assuming MA(ℵ1) + ℵ1 = ℵ1L there exists a universal ... set. In ZFC there is a universal ... set for every α. [ABSTRACT FROM AUTHOR]
Databáze:	Complementary Index
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