Geodesic
Hochschild cohomology ring for self-injective algebras of tree class $E_7$
Zapiski Nauchnykh Seminarov POMI, Problems in the theory of representations of algebras and groups. Part 35, Tome 484 (2019), pp. 86-114 Cet article a éte moissonné depuis la source Math-Net.Ru

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The Hochschild cohomology ring for self-injective algebras of tree class $E_7$ with finite representation type was described in terms of generators and relations. 
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     title = {Hochschild cohomology ring for self-injective algebras of tree class $E_7$},
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M. A. Kachalova. Hochschild cohomology ring for self-injective algebras of tree class $E_7$. Zapiski Nauchnykh Seminarov POMI, Problems in the theory of representations of algebras and groups. Part 35, Tome 484 (2019), pp. 86-114. http://geodesic.mathdoc.fr/item/ZNSL_2019_484_a6/

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