DIAGONALLY NON-COMPUTABLE FUNCTIONS AND BI-IMMUNITY

被引:7
|
作者
Jockusch, Carl G., Jr. [1 ]
Lewis, Andrew E. M. [2 ]
机构
[1] Univ Illinois, Urbana, IL 61801 USA
[2] Univ Leeds, Sch Math, Leeds LS2 9JT, W Yorkshire, England
关键词
SETS;
D O I
10.2178/jsl.7803150
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We prove that every diagonally noncomputable function computes a set A which is bi-immune, meaning that neither A nor its complement has an infinite computably enumerable subset.
引用
收藏
页码:977 / 988
页数:12
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