Algebra depth in tensor categories

zbMath1376.16031arXiv1511.02349MaRDI QIDQ509262

Lars Kadison

Publication date: 9 February 2017

Published in: Bulletin of the Belgian Mathematical Society - Simon Stevin (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1511.02349

zbMATH Keywords

tensor categoryFrobenius extensioncore Hopf idealsMorita equivalent ring extensionsrelative Maschke theoremsemisimple extensionsubgroup depth

Mathematics Subject Classification ID

Module categories in associative algebras (16D90) (Co)homology of rings and associative algebras (e.g., Hochschild, cyclic, dihedral, etc.) (16E40) Hopf algebras and their applications (16T05)

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