On infinite direct sums of lifting modules.) is an
injective right (Formula presented.)-
module with
essential socle. We also prove that if every
essential Modules close to the automorphism-invariant and coinvariant where some well-known results on
essentially injective modules, automorphism-(co)invariant
modules On infinite direct sums of lifting modules essential extension of ⊗i ϵ NE(Si) is a direct sum of lifting
modules, where E(-) denotes the
injective hull
On infinite direct sums of lifting modules.) is an
injective right (Formula presented.)-
module with
essential socle. We also prove that if every
essential Regular semiartinian ringsWe study the structure of rings over which every right
module is an
essential extension of a
Regular semiartinian ringsWe study the structure of rings over which every right
module is an
essential extension of a
V-semiringsWe investigate the semirings over which all simple semimodules are
injective. In ring and
module On (weakly) co-Hopfian automorphism-invariant modules-Hopfian if and only if E(M) is co-Hopfian. The
module M is called weakly co-Hopfian if any
injective endomorphism of M
Semisimple-direct-injective modulesThe notion of simple-direct-
injective modules which are a generalization of
injective modules