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math.RT2008★ 1 cited
Relative support varieties
Petter Andreas Bergh, Øyvind Solberg
We define relative support varieties with respect to some fixed module over a finite dimensional algebra. These varieties share many of the standard properties of classical support…
math.RT2007★ 1 cited
Representation dimension and finitely generated cohomology
Petter Andreas Bergh
We consider selfinjective Artin algebras whose cohomology groups are finitely generated over a central ring of cohomology operators. For such an algebra, we show that the represent…