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Information × Registration Number 0214U005927, 0114U006299 , R & D reports Title Inverse problems in modern mathematical physics - second year of the project popup.stage_title Head Nizhnik Leonid Pavlovich, Доктор фізико-математичних наук Registration Date 26-12-2014 Organization Institute of mathematics NAS of Ukraine popup.description2 A complete spectral analysis of special Jacobian matrices is conducted and its application to infinite metric graphs is given; length of gaps in the spectrum of Hill-Schrodinger operators with potentials from negative Hormander space are described explicitly; necessary and sufficient conditions for the boundary value problems for systems of differential equations of the first order to be correctly solvable are found; multi-interval Sturm-Liouville boundary value problems are studied; analogs of limiting amplitude and pointwise stabilization principles are proved for solutions of fractional diffusion-wave equation; the detailed spectral analysis of one-dimensional Schrodinger operator with non-Hermitian singular point interactions is carried out; new formulations of inverse spectral problems for metric graphs and symmetric non-negative matrices are explored. Product Description popup.authors Горбачук Валентина Іванівна Горбачук Мирослав Львович Горюнов Андрій Сергійович Грод Андрій Іванович Кочубей Анатолій Наумович Лебідь Вікторія Олександрівна Михайлець Володимир Андрійович Островський Василь Львович Рабанович Вячеслав Іванович Солодун Олександр Васильович popup.nrat_date 2020-04-02 Close