A universal model for a family of doubly commuting operators A. Liazid OriginalPaper Pages: 119 - 123
Application of asymptotic expansions to the investigation of an infinite system of equations Axn+1+Bxn=fn in a Banach space M. BenabdallakhA. G. RutkasA. A. Solov'ev OriginalPaper Pages: 124 - 130
Certain new investigations on approximation by positive linear operators V. S. Videnskii OriginalPaper Pages: 130 - 144
Systems of singular integral equations of certain mixed boundary-value problems of mathematical physics Yu. V. Gandel'T. S. Polyanskaya OriginalPaper Pages: 144 - 152
An asymptotic lower bound for the modulus of an entire function N. V. Govorov OriginalPaper Pages: 152 - 162
An integral representation of Hermitian positive kernels of mixed type and the generalized nehari problem. I V. E. Katsnel'son OriginalPaper Pages: 162 - 176
Self-adjoint and regular extensions of semibounded Hermitian operators with preservation of the bound A. V. Kuzhel'E. Rotkevich OriginalPaper Pages: 187 - 190
General form of nonnegative projections in a space of continuous functions on a compactum M. Yu. LyubichYu. I. Lyubich OriginalPaper Pages: 191 - 196
Perturbations of a basis in a pair of Banach spaces A. N. PlichkoV. V. Shevchik OriginalPaper Pages: 201 - 202
Addition of indicators of the Fourier coefficients of the logarithms of the modulus of an entire function L. P. Podoshev OriginalPaper Pages: 203 - 209
Dependence of the spectrum of an operator boundary-value problem on a change in the interval F. S. Rofe-BeketovA. M. Khol'kin OriginalPaper Pages: 210 - 220
Inverse problem of the theory of distribution of the values of entire and analytic curves Ya. I. Savchuk OriginalPaper Pages: 220 - 231
A strengthening of Borel's theorem and its application M. N. Sheremeta OriginalPaper Pages: 231 - 234
Boundary operators and a certain variant of the method of discrete vortices in the Neumann problem V. A. Shcherbina OriginalPaper Pages: 234 - 240