Strongly almost disjoint functions

被引：6
|
作者：
Zapletal, J
机构：
[1] The Pennsylvania State University,Department of Mathematics
来源：
ISRAEL JOURNAL OF MATHEMATICS | 1997年 / 97卷 / 1期
关键词：
Countable Model; Force Notion; Master Condition; Disjoint Family; Maximal Antichain;
D O I：
10.1007/BF02774029
中图分类号：
O1 [数学];
学科分类号：
0701 ; 070101 ;
摘要：
Two total functions f, g from omega(1) to omega are called strongly almost disjoint if {alpha < omega(1): f(alpha) = g(alpha)} is finite. We show that it is consistent with ZFC to have families of pairwise strongly almost disjoint functions of arbitrary prescribed size.
引用
收藏
页码：101 / 111
页数：11
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