Almost projective modules and generalized projective modules
I Kikumasa, Y Kuratomi, Y Shibata - Communications in Algebra, 2022 - Taylor & Francis
Almost N-projective modules and generalized N-projective modules play an important role
in the study of lifting modules and artinian rings. In this paper, we study a relationship …
in the study of lifting modules and artinian rings. In this paper, we study a relationship …
Projectivity relative to closed (neat) submodules
Y Durğun - Journal of Algebra and Its Applications, 2022 - World Scientific
An R-module F is called closed (neat) projective if, for every closed (neat) submodule L of
every R-module M, every homomorphism from F to M/L lifts to M. In this paper, we study …
every R-module M, every homomorphism from F to M/L lifts to M. In this paper, we study …
On epi-projective modules
D Keskin, Y Kuratomi - East West Math, 2008 - eastwestmath.org
1 Preliminaries Page 1 East-West J. of Mathematics: Vol. 10, No 1 (2008) pp. 27-35 On Epi-Projective
Modules Derya Keskin Tütüncü ∗ and Yosuke Kuratomi † ∗ Department of Mathematics …
Modules Derya Keskin Tütüncü ∗ and Yosuke Kuratomi † ∗ Department of Mathematics …
[PDF][PDF] Endomorphism rings and formal matrix rings of pseudo-projective modules
DT Tranga, BD Dungb - Filomat, 2024 - pmf.ni.ac.rs
A module M is called pseudo-projective if every epimorphism from M to each quotient
module of M can be lifted to an endomorphism of M. In this paper, we study some properties …
module of M can be lifted to an endomorphism of M. In this paper, we study some properties …
[引用][C] Almost projective modules
M Harada - Journal of Algebra, 1993 - Elsevier
We studied almost relative projective modules and almost relative injective modules in [3, 6,
7]. In this short note we define a new module, an almost projective (resp. almost injective) …
7]. In this short note we define a new module, an almost projective (resp. almost injective) …
On almost N-simple-projectives
Y Baba, T Yamazaki - Mathematical Journal of Okayama …, 2011 - ousar.lib.okayama-u.ac.jp
The concept of almost N-projectivity is defined in [5] by M. Harada and A. Tozaki to translate
the concept" lifting module" in terms of homomorphisms. In [6, Theorem 1] M. Harada …
the concept" lifting module" in terms of homomorphisms. In [6, Theorem 1] M. Harada …
On almost M-projectives and almost M-injectives
Y Baba, M Harada - Tsukuba journal of mathematics, 1990 - JSTOR
We have defined aconcept of almost M-projectives and almost M-injectives in [4] and [9],
respectively. In the first section of this paper we give some relations among lifting modules …
respectively. In the first section of this paper we give some relations among lifting modules …
[PDF][PDF] On generalized epi-projective modules
DK Tutuncu, Y Kuratomi - Math. J. Okayama Univ, 2010 - core.ac.uk
A module M is said to be generalized N-projective (or N-dual ojective) if, for any
epimorphism g: N→ X and any homomorphism f: M→ X, there exist decompositions M …
epimorphism g: N→ X and any homomorphism f: M→ X, there exist decompositions M …
Simple-direct-projective modules
In this paper, we introduce and study the dual notion of simple-direct-injective modules.
Namely, a right R-module M is called simple-direct-projective if, whenever A and B are …
Namely, a right R-module M is called simple-direct-projective if, whenever A and B are …
[PDF][PDF] On quasi-projective modules and quasi-injective modules
Y Baba - Scientiae Mathematicae Japonicae, 2006 - jams.or.jp
In [9, Theorem 3.1] KR Fuller characterized indecomposable injective projective modules
over artinian rings using i-pairs. In [3] the author generalized this theorem to …
over artinian rings using i-pairs. In [3] the author generalized this theorem to …