32 research outputs found

    On the Darboux transformation of the second order differential operator of Fuchsian type on the Riemann sphere

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    KdV polynomials and Λ-operator

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    Miura Transformation and S-Matrix

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    The Miura transformations [numerical formula], m>0 are explicitly represented in terms of the scattering data of the 1-dimensional Schrodinger operators [numerical formula] with the rapidly decreasing potentials u±(x) and the 1-dimensional Dirac operator [numerical formula] with the step type potential v(x) such that lim_ v(x)=±m
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