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arxiv: nlin/0310049 · v1 · submitted 2003-10-31 · 🌊 nlin.SI

Integrable systems on so(4) related with XXX spin chains with boundaries

classification 🌊 nlin.SI
keywords integrablesystemsadditionalboundariesboundarychainsconditionsconsider
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We consider two-site XXX Heisenberg magnets with different boundary conditions, which are integrable systems on so(4) possessing additional cubic and quartic integrals of motion. The separated variables for these models are constructed using the Sklyanin method.

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