When is every module with essential socle a direct sum of automorphism-invariant modules?
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DOI: 10.1142/s0219498820501856
Abstract: The purpose of this paper is to study the structure of rings over which every essential extension of a direct sum of a family of simple modules is a direct sum of automorphism-invariant modules. We… read more here.
Keywords: direct sum; sum automorphism; invariant modules; automorphism invariant ... See more keywords