автор: A. A. Tuganbaev

A module M is called distributive if the lattice Lat(M) of all its submodules is distributive, i.e., Fn(G + H) = Fn G + Fn H for all submodules F, G, and H of the module M. A module M is called unise …

Preface All rings are assumed to be associative and (except for nilrings and some stipulated cases) to have nonzero identity elements. A ring A is said to be regular if for every element a E A, there …

Every Abelian group can be related to an associative ring with an identity element, the ring of all its endomorphisms. Recently the theory of endomor- phism rings of Abelian groups has become a rapid …