摘要
给出了余分解子范畴的刻画,其结果将为研究Hall代数和模范畴提供方便.
Some properties of core-solving subcategory are given and the results will provide some conveniences for Studying Hall algebra and module categories.
出处
《天中学刊》
2012年第2期1-2,43,共3页
Journal of Tianzhong
关键词
短正合列
共变有限子范畴
余分解子范畴
short exact sequence
finite subcategory
core-solving subcategory