Criteria for flatness and injectivity
N Epstein, Y Yao - Mathematische Zeitschrift, 2012 - Springer
… -free module M over an integral domain R is injective if and only … But as most injective modules
are not torsion-free, this … Another application of our results to prime characteristic algebra …
are not torsion-free, this … Another application of our results to prime characteristic algebra …
Character injectivity and projectivity of Banach modules
R Nasr-Isfahani, SS Renani - Quarterly Journal of Mathematics, 2014 - ieeexplore.ieee.org
… character on A. We introduce and study the notions φ-injectivity and φ-projectivity for Banach
A-modules … φ-injectivity, φ-flatness and φ-projectivity of Banach A-modules by modifying the …
A-modules … φ-injectivity, φ-flatness and φ-projectivity of Banach A-modules by modifying the …
Harmanci injectivity of modules
B Ungor - arXiv preprint arXiv:1902.00707, 2019 - arxiv.org
… and cotorsion modules, so-called Harmanci injective modules… among the concepts of injectivity,
flatness and cotorsionness. … of all modules whose character modules are Matlis injective …
flatness and cotorsionness. … of all modules whose character modules are Matlis injective …
n-INJECTIVE AND n-FLAT MODULES
A Shamsuddin - 2001 - Taylor & Francis
… of n-flatness, viewed as generalizations of flatness; see[2, … regular if and only if all
modules are 1-injective. Indeed, for A … that all character modules of cyclic modules be 1-injective. …
modules are 1-injective. Indeed, for A … that all character modules of cyclic modules be 1-injective. …
Flatness and f-projectivity of torsion-free modules and injective modules
MF Jones - Advances in Non-Commutative Ring Theory …, 2006 - Springer
… right R-modules are finitely presented. As compared to considerinq flatness of products of a
… paper investigates flatness (and related properties) of products of an injective cogenerator. …
… paper investigates flatness (and related properties) of products of an injective cogenerator. …
[PDF][PDF] On the C-flatness and injectivity of character modules
Z Huang - Electronic Research Archive, 2022 - aimspress.com
… left coherent (and right perfect) rings, left Noetherian rings and left Artinian rings in terms
of the C-(FP-)injectivity, flatness and projectivity of character modules of certain left S-modules. …
of the C-(FP-)injectivity, flatness and projectivity of character modules of certain left S-modules. …
Rugged modules: The opposite of flatness
E Büyükaşık, E Enochs, JR García Rozas… - Communications in …, 2018 - Taylor & Francis
… module M is rugged if and only if the character right module M … right module is poor or injective
if and only if every left module … module is the same as the injectivity domain of its character …
if and only if every left module … module is the same as the injectivity domain of its character …
Flat and projective character modules
TJ Cheatham, DR Stone - Proceedings of the American Mathematical …, 1981 - JSTOR
… Artinian rings by the flatness, projectivity, and injectivity of the character module of certain left
R-… remaining condition: A module is injective if and only if its character module is projective. …
R-… remaining condition: A module is injective if and only if its character module is projective. …
Hereditary properties of character injectivity with applications to semigroup algebras
M Essmaili, M Fozouni, J Laali - Annals of Functional Analysis, 2015 - projecteuclid.org
… First, we recall some standard notations that we shall use and define the notions of φ-injectivity
and φ-flatness of Banach modules. Let A be a Banach algebra and E ∈ A-mod. …
and φ-flatness of Banach modules. Let A be a Banach algebra and E ∈ A-mod. …
Comparison of some purities, flatnesses and injectivities
W Al-Kawarit, F Couchot - Communications in Algebra, 2011 - Taylor & Francis
… , 1)-injective, then each (1, 1)-flat right R-module is projective. For many classes of rings, for
each positive integer p, we show that the (1, p)-flatness implies the (ℵ 0 , p)-flatness, but we …
each positive integer p, we show that the (1, p)-flatness implies the (ℵ 0 , p)-flatness, but we …
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