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Epistemic Arithmetic is a Conservative Extension of Intuitionistic Arithmetic

✍ Scribed by Nicolas D. Goodman


Book ID
115439718
Publisher
Association for Symbolic Logic
Year
1984
Tongue
English
Weight
233 KB
Volume
49
Category
Article
ISSN
0022-4812

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πŸ“œ SIMILAR VOLUMES


A generalization of a conservativity the
✍ Stefano Berardi πŸ“‚ Article πŸ“… 2004 πŸ› John Wiley and Sons 🌐 English βš– 124 KB

## Abstract A basic result in intuitionism is Ξ ^0^~2~‐conservativity. Take any proof __p__ in classical arithmetic of some Ξ ^0^~2~‐statement (some arithmetical statement βˆ€__x__.βˆƒ__y__.__P__(__x, y__), with __P__ decidable). Then we may effectively turn __p__ in some intuitionistic proof of the same