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math-ph1999
Bäcklund and Darboux transformations for the nonstationary Schrödinger equation
M. Boiti, F. Pempinelli, A. Pogrebkov +1
Potentials of the nonstationary Schrödinger operator constructed by means of recursive Bäcklund transformations are studied in detail. Corresponding Darboux transformations of…
math-ph1999
Ablowitz-Ladik system with discrete potential. I. Extended resolvent
A. K. Pogrebkov, M. C. Prati
Ablowitz-Ladik linear system with range of potential equal to {0,1} is considered. The extended resolvent operator of this system is constructed and the singularities of this opera…