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Vol. 12 No. 2 (2020)

Published: 2020-12-30

Scientific articles

Growth estimates for the maximal term and central exponent of the derivative of a Dirichlet series

S.I. Fedynyak, P.V. Filevych

269-279
- Article
A note on Pell-Padovan numbers and their connection with Fibonacci numbers

T.P. Goy, S.V. Sharyn

280-288
- Article
Maximal nonnegative and $\theta$-accretive extensions of a positive definite linear relation

O.G. Storozh

289-296
- Article
On a nonclassical problem for the heat equation and the Feller semigroup generated by it

B.I. Kopytko, A.F. Novosyadlo

297-310
- Article
On the Lie structure of locally matrix algebras

O. Bezushchak

311-316
- Article
Determining of unknown functions of different arguments in minor coefficient and right-hand side of semilinear ultraparabolic equation

N.P. Protsakh, V.M. Flyud

317-332
- Article
Projection lateral bands and lateral retracts

A. Kamińska, I. Krasikova, M. Popov

333-339
- Article
Extreme and exposed symmetric bilinear forms on the space ${\mathcal L}_{s}(^2 l_{\infty}^2)$

Sung Guen Kim

340-352
- Article
On the convergence of multidimensional S-fractions with independent variables

O.S. Bodnar, R.I. Dmytryshyn, S.V. Sharyn

353-359
- Article
Power operations and differentiations associated with supersymmetric polynomials on a Banach space

I.V. Chernega, V.I. Fushtei, A.V. Zagorodnyuk

360-367
- Article
Matrix Diophantine equations over quadratic rings and their solutions

N.B. Ladzoryshyn, V.M. Petrychkovych, H.V. Zelisko

368-375
- Article
Approximative characteristics of the Nikol'skii-Besov-type classes of periodic functions in the space $B_{\infty,1}$

O.V. Fedunyk-Yaremchuk, M.V. Hembars'kyi, S.B. Hembars'ka

376-391
- Article
Some related fixed point theorems for multivalued mappings on two metric spaces

Ö. Biçer, M. Olgun, T. Alyildiz, I. Altun

392-400
- Article
On the positive Dimant strongly $p$-summing multilinear operators

A. Bougoutaia, A. Belacel, H. Hamdi

401-411
- Article
Approximation of positive operators by analytic vectors

M.I. Dmytryshyn

412-418
- Article
Cauchy problem for hyperbolic equations of third order with variable exponent of nonlinearity

O.M. Buhrii, O.T. Kholyavka, P.Ya. Pukach, M.I. Vovk

419-433
- Article
Mathematical modeling of finite topologies

S.E. Monabbati, H. Torabi

434-442
- Article
Boundedness of the Hilbert transform on Besov spaces

A. Maatoug, S.E. Allaoui

443-450
- Article
Leibniz algebras, having a dense family of ideals

N.N. Semko, L.V. Skaskiv, O.A. Yarovaya

451-460
- Article
Applications on operations on weakly compact generalized topological spaces

B. Roy, T. Noiri

461-467
- Article
Gabor systems on positive half line via Walsh-Fourier transform

O. Ahmad, N.A. Sheikh

468-482
- Article
Some properties of the polynomially bounded o-minimal expansions of the real field and of some quasianalytic local rings

M. Berraho

483-491
- Article
Wiman's type inequality for analytic and entire functions and $h$-measure of an exceptional sets

O.B. Skaskiv, A.O. Kuryliak

492-498
- Article
A note on a generalization of injective modules

B.N. Türkmen, E. Türkmen

499-503
- Article
Application of the averaging method to the problems of optimal control of the impulse systems

T.V. Koval'chuk, V.V. Mogylova, O.M. Stanzhytskyi, T.V. Shovkoplyas

504-521
- Article

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