On weakly quasipure injective groups

被引：1
作者：
Chekhlov, A. R. [1 ]
机构：
[1] Tomsk VV Kuibyshev State Univ, Tomsk 634050, Russia
来源：
MATHEMATICAL NOTES | 2007年 / 81卷 / 3-4期
关键词：
pure subgroup; quasipure injective group; weakly quasipure injective group; torsion-free group; (almost) completely decomposable subgroup;
D O I：
10.1134/S0001434607030121
中图分类号：
O1 [数学];
学科分类号：
0701 ; 070101 ;
摘要：
An Abelian group is said to be weakly quasipure injective if every endomorphism of any pure subgroup of the group can be extended to an endomorphism of the group itself. A description of the weakly quasipure injective groups in some classes of groups is obtained.
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页码：379 / 391
页数：13
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