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JOURNALS // Zapiski Nauchnykh Seminarov POMI // Archive

Zap. Nauchn. Sem. POMI, 2011 Volume 388, Pages 152–178 (Mi znsl4108)

This article is cited in 2 papers

Hochschild cohomology of algebras of quaternion type. The family $Q(2\mathcal B)_1$ in characteristic 3

A. A. Ivanov

Saint-Petersburg State University, Saint-Petersburg, Russia

Abstract: In the present paper, the Hochschild cohomology is investigated for algebras of quaternion type from the family $Q(2\mathcal B)_1$ over an algebraically closed field of characteristic 3. Using previously constructed 4-periodic bimodule resolution, we describe Hochschild cohomology algebra of the above algebras in terms of generators and relations.

Key words and phrases: Hochschild cohomology, algebras of quaternion type, algebras of tame representation type.

UDC: 512

Received: 30.05.2011


 English version:
Journal of Mathematical Sciences (New York), 2012, 183:5, 658–674

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