THERE EXIST 2 REGRESSIVE SETS WHOSE INTERSECTION IS NOT REGRESSIVE

被引:3
作者
APPEL, KI
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关键词
D O I
10.2307/2270773
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
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页码:322 / &
相关论文
共 3 条
[1]  
APPEL KI, 1965, T AM MATH SOC, V115, P83
[2]  
DEKKER JCE, 1962, P S PURE MATH, V5, P77
[3]   RETRACEABLE SETS AND RECURSIVE PERMUTATIONS [J].
MCLAUGHLIN, TG .
PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY, 1966, 17 (02) :427-+