Degree structures below 0'

This thesis is concerned with various degree structures below 0', varying from Turing degrees to truth-table degrees, from computably enumerable degrees to ∆_2^0 degrees. In Chapter 1, we first provide a general introduction to the development of computability theory in the last few decades, a...

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Bibliographic Details
Main Author: Liu, Jiang
Other Authors: Wu Guohua
Format: Thesis
Language:English
Published: 2010
Subjects:
Online Access:https://hdl.handle.net/10356/20921