Non-existence of Hopf-Galois structures and bijective crossed homomorphisms

DOI10.1016/j.jpaa.2018.09.016zbMath1472.12001arXiv1805.10830OpenAlexW2803289805WikidataQ114155454 ScholiaQ114155454MaRDI QIDQ1730848

Cindy (Sin Yi) Tsang

Publication date: 6 March 2019

Published in: Journal of Pure and Applied Algebra (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1805.10830

zbMATH Keywords

simple groupsregular subgroupsholomorphHopf-Galois structurescrossed homomorphismsquasisimple groups

Mathematics Subject Classification ID

Separable extensions, Galois theory (12F10) Automorphisms and endomorphisms (16W20) Hopf algebras and their applications (16T05)

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