Geodesic
Proof of the invariance of the Bethe-ansatz solutions under complex conjugation
Teoretičeskaâ i matematičeskaâ fizika, Tome 66 (1986) no. 1, pp. 154-159 
A. A. Vladimirov. Proof of the invariance of the Bethe-ansatz solutions under complex conjugation. Teoretičeskaâ i matematičeskaâ fizika, Tome 66 (1986) no. 1, pp. 154-159. http://geodesic.mathdoc.fr/item/TMF_1986_66_1_a12/
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     url = {http://geodesic.mathdoc.fr/item/TMF_1986_66_1_a12/}
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Voir la notice de l'article provenant de la source Math-Net.Ru

It is shown that the solutions to the systems of algebraic equations obtained when the Bethe ansatz is applied to the integrable $XXX$ and $XXZ$ magnets of arbitrary spin are invartant under complex conjugation.

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