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math.RT2015
The Representation Dimension of a Selfinjective Algebra of Euclidean Type
Ibrahim Assem, Andrzej Skowroński, Sonia Trepode
We prove that the representation dimension of a selfinjective algebra of euclidean type is equal to three, and give an explicit construction of the Auslander generator of its modul…
math.RT2015
Hochschild cohomology of relation extension algebras
Ibrahim Assem, M. Andrea Gatica, Ralf Schiffler +1
Let be the split extension of a finite dimensional algebra by a --bimodule . We define a morphism of associative graded algebras $φ^*:\HH^*(B)\rightarrow \HH^*(C)$…