Quasi-Frobenius ring (source code)

= Quasi-Frobenius ring
{wiki=Quasi-Frobenius_ring}

A **Quasi-Frobenius ring**, often abbreviated as QF ring, is a special class of rings in the field of abstract algebra that generalizes the notion of division rings. Quasi-Frobenius rings are characterized by a number of equivalent properties that relate to their ideals and modules.