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Universal deformation rings and dihedral blocks with two simple modules
Universal deformation rings dihedral defect groups special biserial algebras
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2011/1/19
Let k be an algebraically closed field of characteristic 2, and let W be the ring of infinite Witt vectors over k. Suppose G is a finite group and B is a block of kG with a dihedral
defect group D su...
Inverse Problems for deformation rings
Inverse Problems deformation rings
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2011/1/19
Let W be a complete local commutative Noetherian ring with residue field k of positive characteristic p. We study the inverse problem for the versal deformation rings RW(, V )
relative to W...