When is the Semigroup Ring Perfect?

DOI10.2307/2045062zbMath0531.20039OpenAlexW1982865830MaRDI QIDQ3312422

Okniński, Jan

Publication date: 1983

Published in: Proceedings of the American Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/2045062

zbMATH Keywords

Jacobson radicalsemigroup ringnormal p-subgroupleft perfect ringdcc on principal right idealsp-equivalent idempotentsT-nilpotent

Mathematics Subject Classification ID

Noncommutative local and semilocal rings, perfect rings (16L30) Semigroup rings, multiplicative semigroups of rings (20M25)

Related Items (10)

Semigroup rings ⋮ Self-injectivity of semigroup algebras ⋮ Algebra - 9 ⋮ Techniques of semigroup ring theory: Artinian, perfect, and semiprimary semigroup rings ⋮ Algebras of right ample semigroups ⋮ A class of contracted inverse semigroup rings ⋮ Perfect and semiperfect restricted enveloping algebras ⋮ Semigroup rings with certain finiteness conditions ⋮ On self-injective semigroup rings ⋮ Algebra - 7

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