Semisimple strongly graded rings

DOI10.1016/S0021-8693(02)00113-8zbMath1019.16029OpenAlexW2090544373MaRDI QIDQ1858211

Eli Aljadeff, Yuval Ginosar, Ángel Del Río

Publication date: 12 February 2003

Published in: Journal of Algebra (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/s0021-8693(02)00113-8

zbMATH Keywords

crossed productsPicard groupssemisimple ringsGalois actionsstrongly group-graded rings

Mathematics Subject Classification ID

Graded rings and modules (associative rings and algebras) (16W50) Simple and semisimple modules, primitive rings and ideals in associative algebras (16D60) Twisted and skew group rings, crossed products (16S35)

Related Items

On deformations of crossed products., Mackey's obstruction map for discrete graded algebras, Semi-invariant matrices over finite groups., Primary decomposition of crossed product and hypercentral algebras

Cites Work

• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• When is R-gr equivalent to the category of modules?
• Separable functors applied to graded rings
• Fixed rings of finite automorphism groups of associative rings
• Projective representations and relative semisimplicity
• Actions of Picard groups on graded rings
• Semisimple algebras, Galois actions and group cohomology
• Solution of the twisting problem for skew group algebras
• Descending chain conditions and graded rings
• Infinite Crossed Products and Group-Graded Rings
• Produits croisés mixtes: extensions de groupes et extensions d'anneaux
• The finite inner automorphism groups of division rings
• Obstructions to Clifford system extensions of algebras