
We obtain the general solution of the functional equation introduced by Ruijsenaars guaranteeing the commutativity of n operators associated with the quantum Ruijsenaars-Schneider models.
13 pages LaTex
Nonlinear Sciences - Exactly Solvable and Integrable Systems, functional equations, simple poles, FOS: Physical sciences, Groups and algebras in quantum theory and relations with integrable systems, Functional equations for complex functions, Mathematical Physics (math-ph), Exactly Solvable and Integrable Systems (nlin.SI), integrability, Mathematical Physics
Nonlinear Sciences - Exactly Solvable and Integrable Systems, functional equations, simple poles, FOS: Physical sciences, Groups and algebras in quantum theory and relations with integrable systems, Functional equations for complex functions, Mathematical Physics (math-ph), Exactly Solvable and Integrable Systems (nlin.SI), integrability, Mathematical Physics
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