Petersburg Department of Steklov Institute of Mathematics

PREPRINT 15/1998


E. K. Sklyanin and Takashi Takebe

Separation of Variables in the Elliptic Gaudin Model

This preprint was accepted July 22, 1998
Contact: E. K. Sklyanin

ABSTRACT: 
For the elliptic Gaudin model (a degenerate case of XYZ 
integrable spin chain) a separation of variables is constructed 
in the classical case. The corresponding separated coordinates 
are obtained as the poles of a suitably normalized  
Baker-Akhiezer function. The classical results are generalized 
to the quantum case where the kernel of separating integral 
operator is constructed. The simplest one-degree-of-freedom case 
is studied in detail.

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