6 papers
The One-Dimenshional Inverse Wave Spectral Problem with Discontinuous Wave Speed
R. F. Efendiev
The inverse problem for the Sturm- Liouville operator with complex periodic potential and positive discontinuous coefficients on the axis is studied. Main characteristics of the fu…
Inverse Indefinite Spectral Problem for Second Order Differential Operator with Complex Periodoc Coefficients
R. F. Efendiev
The inverse problem for the Sturm- Liouville operator with complex periodic potential and discontinuous coefficients on the axis is studied. Main characteristics of the fundamental…
The characterization problem for one class of second order operator pencil with complex periodic coefficients
R. F. Efendiev
The purpose of the present work is solving the characterization problem for one class of second order operator pencil with complex periodic coefficients, which consists of identifi…
The characterization problem for one class high order ordinary differential operators with periodic coefficients
R. F. Efendiev
The main purpose of the present work is solving the characterization problem which consist of identification of necessary and sufficient conditions on the scattering data ensuring…
Necessary and sufficient conditions for the inverse problem of one class ordinary differential operators with complex periodic coefficients
Rakib Feyruz Efendiev
The basic purpose of the present paper is the full solutions of the inverse problem (i.e. a finding of necessary and sufficient conditions) for the operator with complex periodic c…
Inverse problem for one class of nonselfadjoint operator's bunches with nonperiodic coefficients
Rakib Feyruz Efendiev
In this paper the complete spectral analysis of the operators is carried out and also with help of generalized normalizing numbers the inverse problem is solved.