| ISBN： | 9780691199658 : |
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| 编目源： | LBSOR/DLC DLC OCLCO OCLCF YDX MTG |
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| 个人名称： | Downey, R. G. |
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| 题名： | A hierarchy of Turing degrees : a transfinite hierarchy of lowness notions in the computably enumerable degrees, unifying classes, and natural definability / Edited by Rod Downey, Noam Greenberg. |
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| 出版发行项： | Princeton, New Jersey : Princeton University Press, 2020. |
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| 载体形态： | viii, 222 pages : illustrations ; 24 cm. |
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| 书目附注： | Includes bibliographical references (pages [215]-222). |
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| 格式化内容附注： | [Alpha]-c.a. functions -- The hierarchy of totally [alpha]-c.a. degrees -- Maximal totally [alpha]-c.a. degrees -- Presentations of left-c.e. reals -- m-topped degrees -- Embeddings of the 1-3-1 lattice -- Prompt permissions. |
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