Yahya Talebi; A. R. Moniri Hamzekolaei; Derya Keskin Tutuncu
(Algebra and Discrete Mathematics, 2011)
Let M be a right R-module and τ a preradical. We call M τ-H-supplemented if for every submodule A of M there exists a direct summand D of M such that (A+D)/D⊆τ(M/D) and (A+D)/A⊆τ(M/A). Let τ be a cohereditary preradical. ...