Ramified systems
type: Item
instance of: scholarly article
title: Ramified systems
zbMATH Open document ID: 0819.03024
DOI: 10.1016/S0168-0072(94)90009-4
author: C. J. Ash
author: J. F. Knight
published in: Annals of Pure and Applied Logic
publication date: 1995-08-27T00:00:00Z
review text: The first author's \(\alpha\)-systems from Trans. Am. Math. Soc. 298, 497- 514 (1986; Zbl 0631.03017) are extended to handle ``ramified \(\alpha\)- systems'' which entail families of sets \(\Sigma^ 0_ \beta\) uniformly in \(\beta\) with \(1\leq \beta\leq \alpha\).
Mathematics Subject Classification ID: 03C57
zbMATH DE Number: 722499
zbMATH Keywords: ramified \(\alpha\)-systems
reviewed by: Rodney G. Downey
MaRDI profile type: Publication
cites work: Recursive Labelling Systems and Stability of Recursive Structures in Hyperarithmetical Degrees
cites work: Labelling systems and r.e. structures
cites work: Generic copies of countable structures
cites work: Relatively recursive expansions
cites work: Mixed systems
cites work: Intrinsically \(\Sigma ^ 0_{\alpha}\) relations
full work available at URL: s0168-0072(94)90009-4
OpenAlex ID: W4210937709
description: scientific article; zbMATH DE number 722499