Relative homology and the structure of relative approximations

来源 :中国科学：数学英文版 | 被引量 : 0次 | 上传用户：bergkampsisi

【摘要】

：

The structure of right F-T-approximations of any finitely generated module over an artin algebra A is given, relative to an additive subbifunctor F of Ext1 (-,

【作者】

：

HUANG Zhaoyong(黄兆泳)

【机构】

：

DepartmentofMathematics

【出处】

：

中国科学：数学英文版

【发表日期】

：

2002年7期

【关键词】

：

F-exact F-cotilting modules approximations. F-exact F-cotilting modules approx

【基金项目】

：

This work was supported by the National Natural Science Foundation of China (Grant No. 10001017), Scientific Research Foundation for Returned Overseas Chinese Scholars by the Ministry of Education and

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The structure of right F-T-approximations of any finitely generated module over an artin algebra A is given, relative to an additive subbifunctor F of Ext1 (-, -) and an F-cotilting module T.

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Relative homology and the structure of relative approximations

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