When is Every Kernel Functor Idempotent?
When is Every Kernel Functor Idempotent?
Introduction. All rings occurring are associative and possess a unity, which is preserved under subrings and ring homomorphisms. All modules are unitary right modules. We denote the category of rights-modules. In recent years several authors have studied rings R by imposing restrictions on the torsion theories [ 4 ] of …