On modules whose coclosed submodules are isomorphic to direct summands

被引:1
|
作者
Das, L. K. [1 ]
Patel, M. K. [1 ]
机构
[1] NIT Nagaland, Dept Math, Dimapur 797103, Nagaland, India
来源
PROCEEDINGS OF THE INDIAN NATIONAL SCIENCE ACADEMY | 2022年 / 88卷 / 04期
关键词
Principally h-lifting module; VC[!sub]1[!/sub] module; VD[!sub]1[!/sub] module; VD[!sub]2[!/sub] module; Virtually semi-simple module;
D O I
10.1007/s43538-022-00131-z
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
Inspired by the notion of virtually extending module, in this work we have proposed and investigated the behaviours of virtually lifting module as the dual of virtually extending module. Several properties of this structure have been discussed and got that virtually lifting module is a D-12 module. It is observed that for a V ring R, a module M is virtually lifting iff it is lifting. Moreover, we have defined virtually D-2 module as a proper extension of D-2 module, and seen that virtually D-2 modules is inherited by direct summands. Finally, we have investigated principally h-lifting module and proved that finite direct sum of principally h-lifting modules are principally h-lifting if each components are principally relatively projective.
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页码:790 / 795
页数:6
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