The Δ0α-Computable Enumerations of the Classes of Projective Planes
- Autores: Voĭtov A.K.1
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Afiliações:
- Novosibirsk State University
- Edição: Volume 59, Nº 2 (2018)
- Páginas: 252-263
- Seção: Article
- URL: https://journals.rcsi.science/0037-4466/article/view/171745
- DOI: https://doi.org/10.1134/S0037446618020076
- ID: 171745
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Resumo
Studying computable representations of projective planes, for the classes K of pappian, desarguesian, and all projective planes, we prove that Kc/≃ admits no hyperarithmetical Friedberg enumeration and admits a Friedberg Δ0α+3-computable enumeration up to a Δ0α-computable isomorphism.
Sobre autores
A. Voĭtov
Novosibirsk State University
Autor responsável pela correspondência
Email: boutobahgpeu@gmail.com
Rússia, Novosibirsk
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