Semitorsion and product classes of l-groups

被引:0
|
作者
Zhou, W [1 ]
机构
[1] SW Jiaotong Univ, Chengdu 610031, Peoples R China
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中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
A class of groups is called a semitorsion class if it is closed under taking cardinal summands and forming joins of cardinal summands. A class of l-groups is called a product class if it is closed under taking cardinal summands and forming completely subdirect products. In this paper, we characterize semitorsion and product classes of l-groups and give a Galois connection between them.
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页码:185 / 193
页数:9
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