$C$-$fp_{n}$-injective and $C$-$fp_{n}$-flat modules

Let $C= {}_SC_R$ be a (faithfully) semidualizing bimodule. This paper begins with the introduction of the concepts of $C$-$fp_n$-injective $R$-modules and $C$-$fp_n$-flat $S$-modules. Subsequently, we investigate various properties associated with classes of modules characterized by $C$-$fp_{n}$-inj...

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Main Authors: Mostafa Amini, Alireza Vahidi, Farideh Rezaei
Format: Article
Language:English
Published: Shahid Bahonar University of Kerman 2025-01-01
Series:Journal of Mahani Mathematical Research
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Online Access:https://jmmrc.uk.ac.ir/article_4537_10820a6f30d3de0f3926ab9a3e5a7854.pdf
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author Mostafa Amini
Alireza Vahidi
Farideh Rezaei
author_facet Mostafa Amini
Alireza Vahidi
Farideh Rezaei
author_sort Mostafa Amini
collection DOAJ
description Let $C= {}_SC_R$ be a (faithfully) semidualizing bimodule. This paper begins with the introduction of the concepts of $C$-$fp_n$-injective $R$-modules and $C$-$fp_n$-flat $S$-modules. Subsequently, we investigate various properties associated with classes of modules characterized by $C$-$fp_{n}$-injective and $C$-$fp_{n}$-flat dimensions. For instance, we explore Foxby equivalence and the existence of preenvelopes and covers in relation to these classes of modules. Finally, we analyze the exchange properties of these classes and the connections between preenvelopes (or precovers) and Foxby equivalence, particularly within the context of almost excellent extensions of rings.
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issn 2251-7952
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language English
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publisher Shahid Bahonar University of Kerman
record_format Article
series Journal of Mahani Mathematical Research
spelling doaj-art-31ceaf9928134af09d318cc0147ffa262025-01-04T19:30:18ZengShahid Bahonar University of KermanJournal of Mahani Mathematical Research2251-79522645-45052025-01-0114141743910.22103/jmmr.2024.23472.16544537$C$-$fp_{n}$-injective and $C$-$fp_{n}$-flat modulesMostafa Amini0Alireza Vahidi1Farideh Rezaei2Department of Mathematics, Payame Noor University, Tehran, IranDepartment of Mathematics, Payame Noor University, Tehran, IranDepartment of Mathematics, Payame Noor University, Tehran, IranLet $C= {}_SC_R$ be a (faithfully) semidualizing bimodule. This paper begins with the introduction of the concepts of $C$-$fp_n$-injective $R$-modules and $C$-$fp_n$-flat $S$-modules. Subsequently, we investigate various properties associated with classes of modules characterized by $C$-$fp_{n}$-injective and $C$-$fp_{n}$-flat dimensions. For instance, we explore Foxby equivalence and the existence of preenvelopes and covers in relation to these classes of modules. Finally, we analyze the exchange properties of these classes and the connections between preenvelopes (or precovers) and Foxby equivalence, particularly within the context of almost excellent extensions of rings.https://jmmrc.uk.ac.ir/article_4537_10820a6f30d3de0f3926ab9a3e5a7854.pdf$c$-$fp_n$-flat modules$c$-$fp_n$-injective modulesfoxby equivalencesemidualizing bimodules
spellingShingle Mostafa Amini
Alireza Vahidi
Farideh Rezaei
$C$-$fp_{n}$-injective and $C$-$fp_{n}$-flat modules
Journal of Mahani Mathematical Research
$c$-$fp_n$-flat modules
$c$-$fp_n$-injective modules
foxby equivalence
semidualizing bimodules
title $C$-$fp_{n}$-injective and $C$-$fp_{n}$-flat modules
title_full $C$-$fp_{n}$-injective and $C$-$fp_{n}$-flat modules
title_fullStr $C$-$fp_{n}$-injective and $C$-$fp_{n}$-flat modules
title_full_unstemmed $C$-$fp_{n}$-injective and $C$-$fp_{n}$-flat modules
title_short $C$-$fp_{n}$-injective and $C$-$fp_{n}$-flat modules
title_sort c fp n injective and c fp n flat modules
topic $c$-$fp_n$-flat modules
$c$-$fp_n$-injective modules
foxby equivalence
semidualizing bimodules
url https://jmmrc.uk.ac.ir/article_4537_10820a6f30d3de0f3926ab9a3e5a7854.pdf
work_keys_str_mv AT mostafaamini cfpninjectiveandcfpnflatmodules
AT alirezavahidi cfpninjectiveandcfpnflatmodules
AT faridehrezaei cfpninjectiveandcfpnflatmodules