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Relating Linearly Superposed Periodic Solutions of Nonlinear Equations to One Soliton Solutions

W. Reinhardt, A. Khare, U. Sukhatme

math-pharXiv:math-ph/0212069

Abstract

Using new generalized Landen transformations, we prove that the solutions of the KdV and other nonlinear equations obtained recently by using a kind of superposition principle for periodic solutions are in fact novel re-expressions of well known periodic one soliton solutions.

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