摘要
引入并研究了复形的FR-内射维数与FR-平坦维数,借助相应的余挠对得到了两个新的Quillen模型结构。
The notion of FR-injective and FR-flat dimensions of complexes is introduced and investigated. Two new Quillen model structures are also obtained by means of corresponding cotorsion pairs.
作者
卢博
禄鹏
LU Bo;LU Peng(College of Mathematics and Computer Science, Northwest Minzu University, Lanzhou 730030, Gansu, Chin)
出处
《山东大学学报(理学版)》
CAS
CSCD
北大核心
2018年第6期1-6,共6页
Journal of Shandong University(Natural Science)
基金
国家自然科学基金资助项目(11501451)
西北民族大学引进人才项目(XBMUYJRC201406)