摘要
引进了多余投射半模的定义,对这一类半模的性质进行了讨论,证明了多余投射半模的Schanuel引理。
In this paper,we introduce the concept of a superflous- projective semimodules,Some characterizations and properties of superflous- projective semimodules are given,Schanuel Lemma of relatively superflous- projective semimodules is proved.
出处
《江西化工》
2016年第4期90-92,共3页
Jiangxi Chemical Industry
关键词
多余投射半模
投射半模
短正合列
redundant-projectiv
semimodules
projective semimodules
short exact sequence
