Skew Hurwitz serieswise quasi-Armendariz rings
Abstract
For a ring endomorphism α, a generalization of semiprime rings and right p.q.-Baer rings, which we call quasi-Armendariz rings of skew Hurwitz series type (or simply, α-𝒮ℋ𝒬𝒜), is introduced and studied. It is shown that the 𝒮ℋ𝒬𝒜-rings are closed upper triangular matrix rings, full matrix rings and Morita invariance. Some characterizations for the skew Hurwitz series ring (HR,α) to be quasi-Baer, generalized quasi-Baer, primary, nilary, reflexive, ideal-symmetric and semiprime are concluded.
Communicated by A. V. Mikhalev