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Turing reducibility in the fine hierarchy |
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| Affiliation: | 1. Massey University, Private Bag 102 904 SNCS, Albany 0745, Auckland, New Zealand;2. A.P. Ershov Institute of Informatics Systems SB RAS, 6 Acad. Lavrentjev pr., 630090, Novosibirsk, Russia;3. Kazan (Volga region) Federal University, 18 Kremlyovskaya str., 420008, Kazan, Russia |
| Abstract: | |
| Keywords: | Ershov hierarchy Arithmetical hierarchy Fine hierarchy Turing degree |
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