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Jordan algebras and generalized Korteweg-de Vries equations. (English. Russian original) Zbl 0746.35044

Theor. Math. Phys. 87, No. 3, 611-620 (1991); translation from Teor. Mat. Fiz. 87, No. 3, 391-403 (1991).
Summary: Integrability criteria for many-field Korteweg-de Vries equations are obtained. A one-to-one correspondence between such equations and Jordan algebras is established. It is shown that the so-called irreducible systems correspond to simple Jordan algebras.

MSC:

35Q53 KdV equations (Korteweg-de Vries equations)
17C20 Simple, semisimple Jordan algebras
37K10 Completely integrable infinite-dimensional Hamiltonian and Lagrangian systems, integration methods, integrability tests, integrable hierarchies (KdV, KP, Toda, etc.)
37K30 Relations of infinite-dimensional Hamiltonian and Lagrangian dynamical systems with infinite-dimensional Lie algebras and other algebraic structures
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References:

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