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Published in 2019 at "Communications in Algebra"
DOI: 10.1080/00927872.2019.1662915
Abstract: Abstract The aim of the present paper is to introduce and study the dual concepts of weakly automorphism invariant modules and essential tightness. These notions are non-trivial generalizations of both weakly projectivity, dual automorphism invariant…
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Keywords:
invariant modules;
weakly dual;
automorphism invariant;
dual automorphism ... See more keywords