Ding gr-内射模和Ding gr-平坦模

doi:10.6040/j.issn.1671-9352.0.2017.140

山东大学学报（理学版） ›› 2017, Vol. 52 ›› Issue (11): 87-91.doi: 10.6040/j.issn.1671-9352.0.2017.140

Ding gr-内射模和Ding gr-平坦模

罗肖强¹,邢建民^2*

1.四川文理学院数学学院, 四川达州 635000;2.青岛科技大学数理学院, 山东青岛 266061

收稿日期:2017-03-31 出版日期:2017-11-20 发布日期:2017-11-17
通讯作者: 邢建民(1978— ), 男, 博士, 副教授, 主要研究方向为同调代数. E-mail:xingjianmin1978@163.com E-mail:lxq1128@163.com
作者简介:罗肖强(1965— ), 男, 硕士, 副教授, 主要研究方向为半群与同调代数. E-mail:lxq1128@163.com
基金资助:
四川省教育厅自然科学基金资助项目(16ZA0357)

Ding gr-injective and gr-flat modules

LUO Xiao-qiang¹, XING Jian-min^2*

1. Department of Mathematics, Sichuan University of Arts and Science, Dazhou 635000, Sichuan, China;
(2. School of Mathematic and Physics, Qingdao University of Science and Technology, Qingdao 266061, Shandong, China

Received:2017-03-31 Online:2017-11-20 Published:2017-11-17

摘要/Abstract

摘要： 引入Ding gr-内射与Ding gr-平坦模的概念, 研究Ding gr-内射模与Ding内射模以及Ding gr-内射模与Ding gr-平坦模的关系。

关键词: Ding内射模, Ding gr-内射模, Ding gr平坦模

Abstract: The notions of Ding gr-injective and Ding gr-flat modules are introduced, and the relations between Ding gr-injective modules and Ding injective modules as well as the relations between Ding gr-injective modules and Ding gr-flat modules are investigated.

Key words: Ding gr-injective modules, Ding injective modules, Ding gr-flat modules

中图分类号:

O154.2

罗肖强,邢建民. Ding gr-内射模和Ding gr-平坦模[J]. 山东大学学报（理学版）, 2017, 52(11): 87-91.

LUO Xiao-qiang, XING Jian-min. Ding gr-injective and gr-flat modules[J]. JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE), 2017, 52(11): 87-91.

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Ding gr-内射模和Ding gr-平坦模

Ding gr-injective and gr-flat modules

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