It is shown that a semiperfect ring $ R $ is quasi-Frobenius if and only if every closed
submodule of $ R (\omega) $ is non-small, where $ R (\omega) $ denotes the direct sum of …

A NOTE ON QUASI-FROBENIUS RINGS 1. Introduction A ring R is called a quasi-Frobenius
ring (briefly, a QF-ring), if R is right ( Page 1 PROCEEDINGS OF THE AMERICAN …

A NOTE ON QUASI-FROBENIUS RINGS 1. Introduction A ring R is called a quasi-Frobenius
ring (briefly, a QF-ring), if R is right (o Page 1 PROCEEDINGS OF THE AMERICAN …

A ring R is called a quasi-Frobenius ring (briefly, a QF-ring), if R is right (or left) artinian, right
(or left) self-injective. The class of QF-rings is an interesting generalization of semisimple …

A Note on Quasi-Frobenius Rings Page 1 PROCEEDINGS OF THE AMERICAN
MATHEMATICAL SOCIETY Volume 124, Number 2, February 1996 A NOTE ON QUASI-FROBENIUS …

A ring R is called a quasi-Frobenius ring (briefly, a QF-ring), if R is right (or left) artinian, right
(or left) self-injective. The class of QF-rings is an interesting generalization of semisimple …