Volume 32; Issue 2

Ukrainian Mathematical Journal

Volume 32; Issue 2

1

Obreschkoff's formula for functions having discontinuities of the first kind

V. N. Bushmakin, V. K. Ivanel

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 246 KB

english, 1980

2

Application of the averaging method for studying a certain class of multifrequency systems with lag

Ya. I. Bigun, V. I. Fodchuk

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 396 KB

english, 1980

3

Conservative positive-matrix summation methods that are ineffective on some classes of sequences

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 412 KB

english, 1980

4

Differentiable operator-conformal mappings

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 495 KB

english, 1980

5

Reduction of a linear system of differential equations with a singular matrix multiplying the derivatives

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 374 KB

english, 1980

6

Topological nilgroups of matrices

L. N. Kozeratskaya, V. V. Ostapenko

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 352 KB

english, 1980

7

Orderwise optimal methods of approximate solution of Fredholm integral equations

S. V. Pereverzev

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 393 KB

english, 1980

8

Invertibility conditions in the theory of absolute summability of double series

K. M. Slepenchuk

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 248 KB

english, 1980

9

Asymptotic representation of functions of Λ-basis

G. M. Berezovskaya, N. I. Berezovskii

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 192 KB

english, 1980

10

A method for the conformal mapping of circular quadrangles

É. N. Bereslavskii

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 249 KB

english, 1980

11

A supercritical branching process with variable mode

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 261 KB

english, 1980

12

Approximation by Fourier sums of classes of periodic functions of several variables defined by polyharmonic operators

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 299 KB

english, 1980

13

Invariance principle for processes with independent increments, conditioned to be positive

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 173 KB

english, 1980

14

A monotone boundary-value problem for differential equations with parameters

N. S. Kurpel', A. G. Marusyak

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 208 KB

english, 1980

15

First boundary-value problem for a class of equations with nonnegative characteristic form

V. A. Malovichko

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 291 KB

english, 1980

16

Inclusion of the summation method ¦W, p ¦ in the method ¦A*¦ and Tauberian theorems

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 245 KB

english, 1980

17

A multipoint boundary-value problem for linear systems of singularly perturbed differential equations

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 278 KB

english, 1980

18

Periodic solutions of a system of partial differential equations with constant coefficients

V. N. Polishchuk, B. I. Ptashnik

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 233 KB

english, 1980

19

Almost-periodic oscillations in double-tuned damped system

A. S. Ponomarev

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 240 KB

english, 1980

20

Asymptotic distribution of the eigenvalues of some boundary-value problems for Sturm-Liouville operator equations

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 245 KB

english, 1980

21

Some algebras associated with asymptotic methods in nonlinear mechanics

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 360 KB

english, 1980

22

A theory of special classes of analytic functions

G. I. Sizhuk, P. I. Sizhuk

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 370 KB

english, 1980

23

Limit distribution of the position of a semicontinuous process with independent increments with zero mean and infinite dispersion at the moment of exit from an interval

V. N. Suprun, V. M. Shurenkov

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 142 KB

english, 1980

24

(mathfrak{X} mathfrak{F})-Injectors of finite groups

Ya. L. Fel'dman

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 169 KB

english, 1980

25

Algebra-theoretic analysis of Lamé's equation

V. I. Fushchich, V. V. Nakonechnyi

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 323 KB

english, 1980

26

Behavior at infinity of the solutions of a class of systems of equations with variable coefficients

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 362 KB

english, 1980

27

Some differential properties of holomorphic mappings

A. I. Shchekhorskii

Journal:

Ukrainian Mathematical Journal

Year:

1980

Language:

english

File:

PDF, 278 KB

english, 1980