On generalized Q-systems
Zoltán Bajnok, Etienne Granet, Jesper Lykke Jacobsen, Rafael I. Nepomechie
Abstract
A bstract We formulate Q -systems for the closed XXZ, open XXX and open quantum- group-invariant XXZ quantum spin chains. Polynomial solutions of these Q -systems can be found efficiently, which in turn lead directly to the admissible solutions of the corresponding Bethe ansatz equations.
Topics & Concepts
Bethe ansatzQuantumInvariant (physics)Mathematical physicsPolynomialMathematicsQuantum systemSpin (aerodynamics)AnsatzPhysicsPure mathematicsQuantum mechanicsMathematical analysisThermodynamicsAlgebraic structures and combinatorial modelsNonlinear Waves and SolitonsAdvanced Topics in Algebra