Coverings, the graded center and Hochschild cohomology.
DOI10.1016/j.jpaa.2008.05.006zbMath1193.16008OpenAlexW2017960069MaRDI QIDQ949646
John Robert Hunton, Nicole Snashall, Edward Lee Green
Publication date: 21 October 2008
Published in: Journal of Pure and Applied Algebra (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1016/j.jpaa.2008.05.006
group graded algebrasfixed ringsHochschild cohomology ringsgraded centerscoverings of Ext-algebrasExt-algebras of coverings
(Co)homology of rings and associative algebras (e.g., Hochschild, cyclic, dihedral, etc.) (16E40) Actions of groups and semigroups; invariant theory (associative rings and algebras) (16W22) Homological functors on modules (Tor, Ext, etc.) in associative algebras (16E30) Graded rings and modules (associative rings and algebras) (16W50)
Related Items
Cites Work
- The universal cover of a quiver with relations
- Algebren, Darstellungsköcher, Überlagerungen und zurück
- Covering spaces in representation-theory
- Graded Artin algebras
- Cartan-Leray spectral sequence for Galois coverings of linear categories
- Addendum to ``Hochschild cohomology of skew group rings and invariants.
- Hochschild cohomology of skew group rings and invariants.
- Galois coverings, Morita equivalence and smash extensions of categories over a field.
- Group-Graded Rings, Smash Products, and Group Actions
- Graphs with Relations, Coverings and Group-Graded Algebras
- MULTIPLICATIVE STRUCTURES FOR KOSZUL ALGEBRAS
- Projective bimodule resolutions of an algebra and vanishing of the second Hochschild cohomology group
- Support varieties and Hochschild cohomology rings
- Skew category, Galois covering and smash product of a 𝑘-category
- Unnamed Item
- Unnamed Item
