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Algebra Logika, 2003 Volume 42, Number 5, Pages 566–593 (Mi al44)

This article is cited in 23 papers

Uniformity in Computable Structure Theory

R. Downeya, D. Hirschfeldtb, B. Khoussainovc

a Victoria University of Wellington, School of Mathematics, Statistics and Computer Science
b University of Chicago
c University of Auckland

Abstract: We investigate the effects of adding uniformity requirements to concepts in computable structure theory such as computable categoricity (of a structure) and intrinsic computability (of a relation on a computable structure). We consider and compare two different notions of uniformity, previously studied by Kudinov and by Ventsov. We discuss some of their results and establish new ones, while also exploring the connections with the relative computable structure theory of Ash, Knight, Manasse, and Slaman and Chisholm and with previous work of Ash, Knight, and Slaman on uniformity in a general computable structure-theoretical setting.

Keywords: computably categorical structure, intrinsically computable relation on a computable structure, relative computable structure, general computable structure.

UDC: 510.53

Received: 10.11.2000


 English version:
Algebra and Logic, 2003, 42:5, 318–332

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