Current Issue

Vol. 54 No. 1 (2020)

Published: 2020-10-06

Articles

Truncation error bounds for branched continued fraction whose partial denominators are equal to unity

R. I. Dmytryshyn, T. M. Antonova

3-14
- pdf
Properties of the commutators of some elements of linear groups over divisions rings

V. M. Petechuk, Yu. V. Petechuk

15-22
- pdf
Pseudostarlike and pseudoconvex Dirichlet series of the order $\alpha$ and the type $\beta$

M.M. Sheremeta

23-31
- pdf
A continuant and an estimate of the remainder of the interpolating continued C-fraction

M.M. Pahirya

32-45
- pdf
Generalized (α,β) order based on some growth properties of wronskians

T. Biswas, C. Biswas

46-55
- pdf
Entire multivariate vector-valued functions of bounded $\mathbf{L}$-index: analog of Fricke’s theorem

A. I. Bandura, V. P. Baksa

56-63
- pdf
The nonlocal problem with multi- point perturbations of the boundary conditions of the Sturm-type for an ordinary differential equation with involution of even order

Ya.O. Baranetskij, P.I. Kalenyuk, M. I. Kopach, A.V. Solomko

64-78
- pdf
Two-point boundary value problem for a partial differential equation in spaces of periodic functions

V.S. Ilkiv, Z.M. Nytrebych, P.Y. Pukach, M.I. Vovk

79-90
- pdf
Spectral radius of S-essential spectra

C. Belabbaci

91-97
- pdf
Further results on Left and Right Generalized Drazin Invertible Operators

So. Messirdi, Sa. Messirdi, B. Messirdi

98-106
- pdf

Problem Section

Is it possible to give a more precise formulation of the criterion of maximal accretivity for one extension of nonnegative operator?

O. G. Storozh

107-108
- pdf

Chronicles

Bohdan Zabavsky (August 19, 1957 – August 1, 2020)

109-110
- pdf
Maslyuchenko Volodymyr (September 26, 1950 – September 25, 2020)

111-112
- pdf

Cover and Table of Contents

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Matematychni Studii

Proceedings of the Lviv Mathematical Society
ISSN 2411-0620 (Online),
ISSN 1027-4634 (Print)

Registry certificate КВ 211, 12.11.93.

Journal is devoted to researches in all fields of mathematics. Original papers of moderate length are accepted; exception is possible for survey articles. Languages accepted are: English, German, Russian, and Ukrainian. Published quarterly.

Matematychni Studii is indexed in the following international databases:

The articles are refereed in Zentralblatt MATH (ZBMATH), VINITI and Mathematical Reviews (MathSciNet).