Vol 33, No 3 (2025)

DOI: https://doi.org/10.15421/24253303

Published: online 30.12.2025, print 19.12.2025

Table of Contents

Preamble
 
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1-2

Articles

Ground-state periodic traveling waves for Fermi-Pasta-Ulam-type systems on a two-dimensional lattice
S.M. Bak, H.M. Kovtoniuk
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3-13
Estimates for sums of logarithmic potentials associated with the Green function
I. Denega, Ya. Zabolotnyi
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14-22
Stability to perturbations of continued fraction approximants and applications
V. Hladun, M. Dmytryshyn
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23-42
Paley-Wiener-type theorems for the Hankel transform of positive half-integer order in weighted $$$L^2$$$-spaces
R.V. Khats'
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43-55
Functions for the $$$3n+1$$$-problem
P. Kórus
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56-60
On groups of reversible automata
A.S. Oliynyk
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61-77
On an analogue of Schur's theorem for Leibniz $$$n$$$-algebras
A.V. Petrov, O.O. Pypka, I.V. Shyshenko
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78-87
Spectra of algebras of symmetric analytic functions on Cartesian products of Banach spaces of Lebesgue integrable functions
R.V. Ponomarov, T.V. Vasylyshyn
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88-112
Some notes on polynomial splines on the real axis
A.A. Selivanov
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113-126