2013/02/14 by V. Bovdi, Bovdi, V., S. Mihovski +1
Mathematics · #16E50 #16S34 #16S35 #20C07 #FOS: Mathematics #Representation Theory (math.RT) #Rings and Algebras (math.RA) #math.RA #math.RT #msc:16E50 #msc:16S34 #msc:16S35 #msc:20C07
paper · pdf · doi:10.48550/arxiv.1302.3476
8 pages
arxiv created 2013/02/14 · arxiv updated 2013/02/15
We study some generalizations of the notion of regular crossed products K*G. For the case when K is an algebraically closed field, we give necessary and sufficient conditions for the twisted group ring K*G to be an n-weakly regular ring, a ξ^* N-ring or a ring without nilpotent elements.