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Interpreting true arithmetic in the local structure of the enumeration degrees

✍ Scribed by Ganchev, Hristo; Soskova, Mariya


Book ID
124069207
Publisher
Association for Symbolic Logic
Year
2012
Tongue
English
Weight
144 KB
Volume
77
Category
Article
ISSN
0022-4812

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πŸ“œ SIMILAR VOLUMES


Interpreting N in the computably enumera
✍ AndrΓ© Nies πŸ“‚ Article πŸ“… 2001 πŸ› Elsevier Science 🌐 English βš– 129 KB

We give a ΓΏrst-order coding without parameters of a copy of (N; +; Γ—) in the computably enumerable weak truth table degrees. As a tool, we develop a theory of parameter deΓΏnable subsets.