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A system of difference equations with elliptic coefficients and Bethe vectors

Takashi Takebe

q-algarXiv:q-alg/9604002

Abstract

An elliptic analogue of the q deformed Knizhnik-Zamolodchikov equations is introduced. A solution is given in the form of a Jackson-type integral of Bethe vectors of the XYZ-type spin chains.

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