Automorphism groups of trivial extensions.

DOI10.1016/S0022-4049(01)00031-7zbMath1041.16011MaRDI QIDQ5957270

Manuel Saorín

Publication date: 24 July 2002

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

zbMATH Keywords

hereditary algebrasHochschild cohomology groupscategorical automorphismstriangular algebras

Mathematics Subject Classification ID

(Co)homology of rings and associative algebras (e.g., Hochschild, cyclic, dihedral, etc.) (16E40) Automorphisms and endomorphisms (16W20) Representations of quivers and partially ordered sets (16G20)

Related Items (6)

THE FIRST COHOMOLOGY GROUP OF THE TRIVIAL EXTENSION OF A MONOMIAL ALGEBRA ⋮ Jordan \((\alpha,\beta)\)-derivations on triangular algebras and related mappings. ⋮ Derivations and the first cohomology group of trivial extension algebras ⋮ Hochschild cohomology of relation extension algebras ⋮ Poisson derivations and the first Poisson cohomology group on trivial extension algebras ⋮ On isomorphisms of generalized multifold extensions of algebras without nonzero oriented cycles

Cites Work

• Tame algebras and integral quadratic forms
• Covering spaces in representation-theory
• Induzierte Darstellungen in der Theorie der endlichen, algebraischen Gruppen
• The group of outer automorphisms and the Picard group of an algebra
• Trivial Extensions of Tilted Algebras
• The automorphism group and the Picard group of a monomial algebra^*
• Algebras and their automorphism groups
• Automorphisms of repetitive algebras.
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