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ЖУРНАЛЫ // Уфимский математический журнал // Архив

Уфимск. матем. журн., 2025, том 17, выпуск 2, страницы 152–161 (Mi ufa735)

Integration of loaded nonlinear Schrödinger equation in class of fast decaying functions

G. U. Urazboev, I. I. Baltaeva, I. D. Rakhimov

Urgench state university, Kh .Alimdjan str. 14, 220100, Urgench, Uzbekistan

Аннотация: We show that the inverse scattering transform technique can be applied to obtain the time dependence of scattering data of the Zakharov — Shabat system, which is described by the loaded nonlinear Schrödinger equation in the class of fast decaying functions. In addition we prove that the Cauchy problem for the loaded nonlinear Schrödinger equation is uniquely solvable in the class of rapidly decreasing functions. We provide the explicit expression of a single soliton solution for the loaded nonlinear Schrödinger equation. As an example, we find the soliton solution of the considered problem for an arbitrary non–zero continuous function $\gamma(t).$

Ключевые слова: Schrödinger equation, Jost solution, loaded equation, evolution of scattering data, inverse scattering transform.

MSC: 34L25, 35Q41, 35R30, 34M46

Поступила в редакцию: 27.05.2024

Язык публикации: английский


 Англоязычная версия: Ufa Mathematical Journal, 2025, 17:2, 149–158


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