Index sets in the hyperarithmetical hierarchy
type: Item
instance of: scholarly article
title: Index sets in the hyperarithmetical hierarchy
zbMATH Open document ID: 0582.03030
DOI: 10.1007/BF00968988
published in: Siberian Mathematical Journal
publication date: 1984-01-01T00:00:00Z
review text: The author studies the possibilities to give structural descriptions of families of abstracts classes of numbered sets, whose index sets belong to a given class of various hierarchies (the arithmetical hierarchy, the Ershov hierarchy).
Mathematics Subject Classification ID: 03D55
zbMATH DE Number: 3930991
zbMATH Keywords: families of abstracts classes of numbered sets
zbMATH Keywords: Ershov hierarchy
author: Victor Selivanov
MaRDI profile type: Publication
cites work: Q5573961
cites work: Q5619077
cites work: Q3880827
cites work: Index sets in Ershov's hierarchy
cites work: Q4168913
full work available at URL: https://doi.org/10.1007/bf00968988
OpenAlex ID: W2008489288
description: scientific article; zbMATH DE number 3930991