Volume 13 №2 (2025)

Multipoint boundary value problem for a system of differential equations with many transformed arguments

Filipchuk Mykola Petrovych, Filipchuk Olga Igorivna

PDF 7-15

Modeling boundary value problems for neutral-type integro-differential equations

Dorosh Andriy Bohdanovych, Cherevko Igor Mykhailovych

PDF 16-23

Analysis of the generalization of the Skellam model with a fractional exponent for the multiplication function

Matsenko Vasyl Grigorovich

PDF 24-31

Cauchy problem for a nonlinear second-order parabolic equation with increasing coefficients

Pasichnyk Halyna

PDF 32-38

A Continuous projector from the binary representation of numbers to the continuous $A_2$-representation

Nikorak Olena , Ratushniak Sofiya

PDF 39-46

Center conditions for a cubic differential system with one invariant straight line and one invariant cubic

Cozma Dumitru

PDF 47-57

On injective endomorphisms of the semigroup $\boldsymbol{B}_{\mathbb{Z}}^{\mathscr{F}^2}$ with the two-element family $\mathscr{F}^2$ of inductive nonempty subsets of $\omega$

Gutik Oleg Volodymyrovych, Pozdniakova Inna

PDF 58-69

Parameter estimation of nonhomogeneous hidden semi-Markov models

Malyk Igor, Ivasyuk Roman

PDF 70-79

Growth and existence of analytic in a bidisc functions of bounded $\mathbf{L}$-index in joint variables

Bandura Andriy Ivanovych, Kryshtopa Lyudmila, Mazur Tetiana, Ivasiv N. V., Skaskiv Oleg Bogdanovich

PDF 80-87

A one-parameter family of fractal functions related with the $Q_s$-representation of real numbers

Pratsiovytyi Mykola, Nazarchuk Valentyna , Vasylenko Natalya Anatolyivna

PDF 88-95

On internal time on a synchronized oriented set

Grushka Yaroslav

PDF 96-113

Mathematical Model of the Impact of Environmental Pollution on the Human Immune Response

Bigun Yaroslav Yosypovych, Ukrayinetsʹ Oleh

PDF 114-124

Monotheticity in one-parametric topological groups

Banakh Taras Onufriyovych, Makarova K., Mazurenko O.

PDF 125-136

Generalization of the Elo system for interactions between many players

Andrytsuliak Taras , Martynyuk Serhiy

PDF 137-151

Numeral systems with non-zero redundancy and their applications in the theory of locally complex functions

Vasʹkevych Svitlana Olehivna, Vovk Yu., Pratsiovytyi Alexandr

PDF 152-160

Endocyclic $2$-generated groups of order $256$ of exponent $16$

Raievska Iryna , Raievska Maryna

PDF 161-169

Infinite Bernoulli Convolutions Governed by a Negabinary Expansion

Yelahin Volodymyr

PDF 170-176

Extension of the class of initial data of the Cauchy problem for the isotropic superdiffusion equation

Litovchenko Vladyslav Antonovich

PDF 177-187

On the Second 2-Dimensional Rational Map Associated with the First Group of Intermediate Growth

Grigorchuk Rostislav Ivanovich, Samarakoon S. T., Vorobets Y.

PDF 188-200

Two-point problem for linear systems of partial differential equations

Symotiuk Mykhailo Mykhailovych

PDF 201-218

International scientific conference dedicated to the 75th anniversary of the birth of Volodymyr Maslyuchenko

Martynyuk Olga

PDF 219-223