On the Equivalence of Borel Sets

被引:0
|
作者
Medvedev, S., V [1 ]
机构
[1] South Ural State Univ, Chelyabinsk 454080, Russia
关键词
Delta(0)(2) set; selector; equality modulo a countable set;
D O I
10.1134/S0001434622070094
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
A theorem on the existence of a definable selector for the relation E-aleph 0 on the Delta(0)(2)-sets of the Baire space omega(omega) is proved.
引用
收藏
页码:89 / 92
页数:4
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