Universal deformation rings and dihedral defect groups

DOI10.1090/S0002-9947-09-04543-7zbMath1239.20012arXivmath/0607571MaRDI QIDQ3631869

Frauke M. Bleher

Publication date: 22 June 2009

Published in: Transactions of the American Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/math/0607571

zbMATH Keywords

finite groupsgroup ringsuniversal deformation ringsspecial biserial algebrasdihedral defect groupsrings of infinite Witt vectorsstable endomorphism ringsblocks of tame representation type

Mathematics Subject Classification ID

Ordinary representations and characters (20C15) Modular representations and characters (20C20) Group rings of finite groups and their modules (group-theoretic aspects) (20C05) Representations of associative Artinian rings (16G10)

Related Items

Universal deformation rings and generalized quaternion defect groups., Brauer’s generalized decomposition numbers and universal deformation rings, Deformations of complexes for finite dimensional algebras, Universal deformation rings for the symmetric group \(S_5\) and one of its double covers., Universal deformation rings and tame blocks, Universal deformation rings and dihedral blocks with two simple modules., REAL BLOCKS WITH DIHEDRAL DEFECT GROUPS REVISITED, Universal deformation rings of modules over Frobenius algebras., Universal deformation rings, endo-trivial modules, and semidihedral and generalized quaternion 2-groups, Universal deformation rings need not be complete intersections, Universal deformation rings of strings modules over a certain symmetric special biserial algebra., Universal deformation rings for the symmetric group \(S_4\)., Universal deformation rings of modules for algebras of dihedral type of polynomial growth, Witt vectors. Part 1, Universal deformation rings of string modules over certain class of self-injective special biserial algebras

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