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arxiv: nlin/0307009 · v1 · submitted 2003-07-03 · 🌊 nlin.SI

Extended Toda Lattice

classification 🌊 nlin.SI
keywords flowstodaclassicalcommutedefinedifferenceextendedhierarchy
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We introduce nonlocal flows that commute with those of the classical Toda hierarchy. We define a logarithm of the difference Lax operator and use it to obtain a Lax representation of the new flows.

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