ON THE BOUNDEDNESS OF THE RESOLVENT OF THE OPERATOR GENERATED BY PARTIAL OPERATOR-DIFFERENTIAL EXPRESSIONS OF HIGHER ORDER IN HILBERT SPACE
by H.I. Aslanov

NECESSARY CONDITIONS FOR THE EXTREMUM IN NON-SMOOTH PROBLEMS OF VARIATIONAL CALCULUS WITH DELAY
by G.V. Hajieva, T.K. Melikov

MULTIPLE EIGENFUNCTION EXPANSION FOR ONE DIMENSIONAL SCHRÖDINGER EQUATION WITH PIECEWISE-CONSTANT COEFFICIENT
by Sh. Annaghili

REPRESENTATION OF SOLUTIONS OF M-SPECTRAL PROBLEM FOR DIFFUSION OPERATOR
by E. Bas, M. Karaoglan, E. Panakhov

THE A-INTEGRAL AND CALDERON-ZYGMUND OPERATORS
by A.F. Huseynli

ON AN INVERSE SCATTERING PROBLEM FOR A SYSTEM OF DIRAC EQUATIONS WITH NONLINEAR DEPENDENCE ON THE SPECTRAL PARAMETER
by A. Çöl, Kh.R. Mamedov

UNIQUENESS CRITERIA FOR INVERSE SCATTERING PROBLEM IN TERMS OF TRANSMISSION MATRIX IN BOUNDARY CONDITION FOR A FIRST ORDER SYSTEM OF ORDINARY DIFFERENTIAL EQUATIONS
by M.I. Ismailov, C. Sabaz