Vol 74 No 7 (2022) | Ukrains’kyi Matematychnyi Zhurnal

Skip to main content Skip to main navigation menu Skip to site footer

Published: 31.08.2022

Research articles

Probabilistic weak solutions for nonlinear stochastic evolution problems involving pseudomonotone operators

Z. I. Ali, M. Sango

871 - 892
- Requires Subscription PDF
Reducibility of self-adjoint linear relations and application to generalized Nevanlinna functions

M. Borogovac

893 - 920
- Requires Subscription PDF
$K$-functionals and extreme problems of the theory of approximation of the classes of analytic functions in a circle. II

S. B. Vakarchuk, M. B. Vakarchuk

921 - 929
- Requires Subscription PDF (Українська)
Bounded and summable solutions of a difference equation with piecewise constant operator coefficients

М. F. Horodnii

930 - 938
- Requires Subscription PDF (Українська)
Frequency locking of periodic solutions to differential equations with impulsive perturbations

A. V. Dvornyk, V. I. Tkachenko

939 - 960
- Requires Subscription PDF (Українська)
On the existence of solutions of quasilinear Beltrami equations with two characteristics

O. P. Dovhopiatyi , E. A. Sevost’yanov

961 - 972
- Requires Subscription PDF (Українська)
Averaging method in the problem of optimal control for a perturbed parabolic equation

O. V. Kapustyan , O. M. Stanzhytskyi , I. D. Fartushny

973 - 979
- Requires Subscription PDF (Українська)
Evaluation and attainment of weighted performance measures in descriptor control systems

A. G. Mazko

980 - 990
- Requires Subscription PDF (Українська)
Generalized derivations acting on multilinear polynomials as a Jordan homomorphisms

S. K. Tiwari, B. Prajapati

991 - 1003
- Requires Subscription PDF

Short communications

Gauss–Kuzmin problem for the difference Engel-series representation of real numbers

M. P. Moroz

1004 - 1008
- Requires Subscription PDF (Українська)