The degrees below a 1-generic degree < 0′
The degrees below a 1-generic degree < 0′
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低于 1-通用度数的度数 < 0′
DOI:
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发表时间:
1986
期刊:
影响因子:
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通讯作者:
C. A. Haught
中科院分区:
文献类型:
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作者:
C. A. Haught
Abstract It is shown that the nonrecursive predecessors of a 1-generic degree < 0′ are all 1-generic. As a corollary, it is shown that the 1-generic degrees are not densely ordered.