On the relation between length functions and exact Sylvester rank functions
On the relation between length functions and exact Sylvester rank functions
复制标题
长度函数与精确西尔维斯特秩函数的关系
DOI:
10.1515/taa-2019-0006
复制
发表时间:
2019
影响因子:
--
通讯作者:
Simone Virili
中科院分区:
文献类型:
--
作者:
Simone Virili
Abstract Inspired by the work of Crawley-Boevey on additive functions in locally finitely presented Grothendieck categories, we describe a natural way to extend a given exact Sylvester rank function on the category of finitely presented left modules over a given ring R, to the category of all left R-modules.