An almost-universal cupping degree

DOI10.2178/jsl/1318338843zbMath1247.03077OpenAlexW2086472732MaRDI QIDQ3107348

Guohua Wu, Jiang Liu

Publication date: 23 December 2011

Published in: The Journal of Symbolic Logic (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2178/jsl/1318338843

zbMATH Keywords

almost universal cupping propertyErshov hierarchyr.e. degreesincomplete d.r.e. degree

Mathematics Subject Classification ID

Recursively (computably) enumerable sets and degrees (03D25) Hierarchies of computability and definability (03D55)

Related Items (1)

Isolated maximal d.r.e. degrees

Cites Work

• The d.r.e. degrees are not dense
• Isolation and the Jump Operator
• Bi-isolation in the d.c.e. degrees

This page was built for publication: An almost-universal cupping degree