摘要
SomeRingsCharacterizedbyModules¥YaoZhongping;WangDingguo(LiaochengTeacher'sCollege,Liaocheng252059)(QufuNormalUniveralty,Qufu...
We characterize hereditary rings Astinian semisimple rings and Notherian rings using NCImodules and give the conditions for every direct sum of NCI modules is NCI.
出处
《大学数学》
1995年第4期5-9,共5页
College Mathematics