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JOURNALS // Teoreticheskaya i Matematicheskaya Fizika // Archive

TMF, 2008 Volume 156, Number 2, Pages 163–183 (Mi tmf6238)

This article is cited in 16 papers

Quadratic algebras related to elliptic curves

A. V. Zotovab, A. M. Levinbc, M. A. Olshanetskya, Yu. B. Chernyakova

a Institute for Theoretical and Experimental Physics (Russian Federation State Scientific Center)
b Max Planck Institute for Mathematics
c P. P. Shirshov institute of Oceanology of RAS

Abstract: We construct quadratic finite-dimensional Poisson algebras corresponding to a rank-$N$ degree-one vector bundle over an elliptic curve with $n$ marked points and also construct the quantum version of the algebras. The algebras are parameterized by the moduli of curves. For $N=2$ and $n=1$, they coincide with Sklyanin algebras. We prove that the Poisson structure is compatible with the Lie–Poisson structure defined on the direct sum of $n$ copies of $sl(N)$. The origin of the algebras is related to the Poisson reduction of canonical brackets on an affine space over the bundle cotangent to automorphism groups of vector bundles.

Keywords: Poisson structure, integrable system.

Received: 14.08.2007

DOI: 10.4213/tmf6238


 English version:
Theoretical and Mathematical Physics, 2008, 156:2, 1103–1122

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© Steklov Math. Inst. of RAS, 2024