Degree structures below 0'

• المؤلف الرئيسي: Liu, Jiang
• مؤلفون آخرون: Wu Guohua
• التنسيق: Theses and Dissertations
• اللغة: English
• منشور في: 2010
• الموضوعات: DRNTU::Science::Mathematics::Mathematical logic
• الوصول للمادة أونلاين: https://hdl.handle.net/10356/20921
• المؤسسة: Nanyang Technological University

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...