Symmetry algebras of Lagrangian Liouville-type systems
Kiselev, Arthemy V. · van de Leur, Johan W.
Original · EN
The generators and commutation relations are calculated explicitly for higher symmetry algebras of a class of hyperbolic Euler-Lagrange systems of Liouville type (in particular, for 2D Toda chains associated with semi-simple complex Lie algebras). Mathematics Subject Classification (2000): 35Q53, 37K05, 37K30.
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