Vol. 67 No. 11 (2015)

Published: 25.11.2015

Research articles

Conditional Symmetry of a System of Nonlinear Reaction-Diffusion Equations

T. A. Barannyk

1443-1449
- PDF (Ukrainian)
- Springer
Boundary Trace Operator in a Domain of Hilbert Space and the Characteristic Property of its Kernel

Yu. V. Bogdanskii

1450-1460
- PDF (Russian)
- Springer
Conditions of Convergence Almost Everywhere for the Convolution of a Function with Delta-Shaped Kernel to this Function

D. M. Bushev

1461-1476
- PDF (Ukrainian)
- Springer
Weakly Nonlinear Fredholm Integral Equations with Degenerate Kernel in Banach Spaces

V. Р. Zhuravlyov

1477-1490
- PDF (Ukrainian)
- Springer
t-Generalized Supplemented Modules

B. Koşar, C. Nebiyev

1491-1497
- PDF
- Springer
Application of the Laplace Transform of Tempered Distributions to the Construction of Functional Calculus

A. O. Lopushanskyi, S. V. Sharyn

1498-1511
- PDF (Ukrainian)
- Springer
On Simple-Layer Potentials for One Class of Pseudodifferential Equations

M. M. Osipchuk, N. I. Portenko

1512-1524
- PDF (Ukrainian)
- Springer
Generalizations of Steffensen’s Inequality by Lidstone’s Polynomials

J. E. Pečarić, A. Perušić, K. Smoljak

1525-1539
- PDF
- Springer
Estimation of the Entropy Numbers and Kolmogorov Widths for the Nikol’skii–Besov Classes of Periodic Functions of Many Variables

A. S. Romanyuk

1540-1556
- PDF (Russian)
- Springer
Conditions of Invertibility for Functional Operators with Shift in Weighted Hölder Spaces

O. Karelin, A. A. Tarasenko

1557-1568
- PDF (Ukrainian)
- Springer

Short communications

Bounds for the Periods of Periodic Solutions of Ordinary Differential Equations

A. O. Ignat'ev

1569-1573
- PDF (Russian)
- Springer
Variations on Giuga Numbers and Giuga’s Congruence

José María Grau

1573-1578
- PDF
- Springer
Kolmogorov Widths for Analogs of the Nikol’skii–Besov Classes with Logarithmic Smoothness

S. A. Stasyuk

1579-1584
- PDF (Ukrainian)
- Springer