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arxiv: 1609.06761 · v2 · pith:CMFSDDGSnew · submitted 2016-09-21 · 🧮 math-ph · hep-th· math.MP

An inhomogeneous Lax representation for the Hirota equation

Davide Fioravanti , Rafael I. Nepomechie This is my paper
classification 🧮 math-ph hep-thmath.MP
keywords equationhirotainhomogeneousrepresentationadmitsauxiliarycompatibilityconsistent
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Motivated by recent work on quantum integrable models without U(1) symmetry, we show that the sl(2) Hirota equation admits a Lax representation with inhomogeneous terms. The compatibility of the auxiliary linear problem leads to a new consistent family of Hirota-like equations.

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