On the laskerian properties of extension functors of local cohomology modules

Publish Year: 1401
نوع سند: مقاله ژورنالی
زبان: English
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شناسه ملی سند علمی:

JR_JART-10-2_004

تاریخ نمایه سازی: 21 تیر 1403

Abstract:

Let R be a commutative Noetherian ring with identity and M be an R-module. In this paper, we are going to generalize some results on finiteness of extension functors of local cohomology modules to the category of generalized Laskerian modules. In particular,  we study the Laskerianness of \Ext^۱_R(R/\fa, H^t_R(M))) and \Ext^۲_R(R/\fa, H^t_\fa(M)) where t is a non-negative integer.

Authors

D. Hassanzadeh-Lelekaami

Department of Basic Sciences, Arak University of Technology, Arak, Iran.

H. Roshan-Shekalgourabi

Department of Basic Sciences, Arak University of Technology, Arak, Iran.