Projective injective modules.
JP Jans - 1959 - msp.org
… projective. This follows from the fact that every free module can be embedded in a projective
injective module… is injective. Compare this to the definition of Quasi Frobenius ring [5]:''Every …
injective module… is injective. Compare this to the definition of Quasi Frobenius ring [5]:''Every …
On M-projective and M-injective modules
G Azumaya, F Mbuntum, K Varadarajan - Pacific Journal of Mathematics, 1975 - msp.org
… M denotes a fixed jβ-module. We first recall the notions of M-projective and ilf-injective modules
… out that ϋMnjective modules are the same as the injective modules over R. However ϋJ-…
… out that ϋMnjective modules are the same as the injective modules over R. However ϋJ-…
Quasi-projective and quasi-injective modules
A Koehler - Pacific J. Math, 1971 - msp.org
… -injective module. It is known that if R is left Artinian, then it is left Noetherian and has only a
finite number of simple ϋί-modules… are indecomposable quasi-injective modules and that this …
finite number of simple ϋί-modules… are indecomposable quasi-injective modules and that this …
Projective-injective modules, Serre functors and symmetric algebras
V Mazorchuk, C Stroppel - 2008 - degruyter.com
… In this case we have exactly one indecomposable projective-injective module, namely
the projective cover Pšw0Ž of the unique simple standard (or Verma) module in this block. …
the projective cover Pšw0Ž of the unique simple standard (or Verma) module in this block. …
Relative projective modules and relative injective modules
L Mao, N Ding - Communications in Algebra®, 2006 - Taylor & Francis
… , d)-injective right R-module N. After giving some basic properties of (n, d)-projective modules
and (n, d)-injective modules, we … 𝒫 n, d ) denotes the class of all (n, d)-injective (resp. (n, d)-…
and (n, d)-injective modules, we … 𝒫 n, d ) denotes the class of all (n, d)-injective (resp. (n, d)-…
Weakly projective and weakly injective modules
SK Jain, SR López-Permouth, K Oshiro… - Canadian Journal of …, 1994 - cambridge.org
… N-injective and weakly injective modules are … injective right A-module is weakly projective.
We also study those rings over which every weakly projective right module is weakly injective. …
We also study those rings over which every weakly projective right module is weakly injective. …
Injectivity of quasi-projective modules, projectivity of quasi-injective modules, and projective cover of injective modules
Y Baba - Journal of Algebra, 1993 - Elsevier
… quasi-projective modules to be injective and ones for quasi-injective modules to be projective.
In [ … Now we induce the property of the indecomposable quasi-projective injective module. …
In [ … Now we induce the property of the indecomposable quasi-projective injective module. …
Locally injective modules and locally projective modules
F Kasch - The Rocky Mountain journal of mathematics, 2002 - JSTOR
… Locally injective and locally projective modules have further interesting properties which
we also present here. … Therefore, tt(Q) is the injective module we were looking for …
we also present here. … Therefore, tt(Q) is the injective module we were looking for …
Faithfully exact functors and their applications to projective modules and injective modules
T Ishikawa - Nagoya Mathematical Journal, 1964 - cambridge.org
… E( ) denotes the injective envelope. In section 4 we study the annihilator relations between
the ring R and an i?-injective module. Our faithfully injective modules are characterized in fact …
the ring R and an i?-injective module. Our faithfully injective modules are characterized in fact …
Max-projective modules
Y Alagöz, E Büyükaşık - Journal of Algebra and its Applications, 2021 - World Scientific
… rings whose injective modules are R-projective (respectively, max-projective) are characterized.
For a commutative Noetherian ring R, we prove that injective modules are R-projective if …
For a commutative Noetherian ring R, we prove that injective modules are R-projective if …
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