On actions of infinitesimal group schemes

DOI10.1016/S0021-8693(02)00683-XzbMath1019.16026OpenAlexW2016148492MaRDI QIDQ1870083

Gaetana Restuccia, Hans-Juergen Schneider

Publication date: 4 May 2003

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

Full work available at URL: https://doi.org/10.1016/s0021-8693(02)00683-x

zbMATH Keywords

comodule algebrasalgebras of coinvariantsHopf Galois extensionsinfinitesimal group schemestruncated polynomial algebras

Mathematics Subject Classification ID

Group schemes (14L15)

Related Items (2)

Actions of the additive group \(G_a\) on certain noncommutative deformations of the plane ⋮ Enriques surfaces with normal \(K3\)-like coverings

Cites Work

• Biinvertible actions of Hopf algebras
• Principal homogeneous spaces for arbitrary Hopf algebras
• Regularity of the ring of invariants under certain actions of finite abelian Hopf algebras in characteristic \(p\)
• Prime ideals in Hopf Galois extensions
• Free Derivation Modules on Algebraic Varieties
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