Geodesic
Central Elements of the Elliptic Yang--Baxter Algebra at Roots of Unity
Funkcionalʹnyj analiz i ego priloženiâ, Tome 37 (2003) no. 2, pp. 1-6.

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We give central elements of the Yang–Baxter algebra for the $R$-matrix of the eight-vertex model for the case in which the crossing parameter is a rational multiple of one of the periods.
Keywords: eight-vertex model, Yang–Baxter algebra, center, Baxter intertwining vector.
Mots-clés : $R$-matrix 
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A. A. Belavin; M. Jimbo. Central Elements of the Elliptic Yang--Baxter Algebra at Roots of Unity. Funkcionalʹnyj analiz i ego priloženiâ, Tome 37 (2003) no. 2, pp. 1-6. http://geodesic.mathdoc.fr/item/FAA_2003_37_2_a0/

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