RUS  ENG
Full version
JOURNALS // Izvestiya of Saratov University. Mathematics. Mechanics. Informatics // Archive

2015, Volume 15, Issue 1


Mathematics
Weakly ill-posed problems of integral geometry witch perturbation on polygonal lines
A. H. Begmatov, A. O. Pirimbetov, A. K. Seidullaev
5
On variety of semigroups of relations with operation of reflexive double cylindrification
D. A. Bredikhin, A. V. Popovich
13
Comparison standards method for solving of the multi-criterion discrete optimization problems
A. A. Budaeva
22
Systems of differential equations on the line with regular singularities
O. B. Gorbunov, C.-T. Shieh, V. A. Yurko
27
About differential operators and matrices of the second order
A. Yu. Duplishcheva
31
Generalized characters over numerical fields and a counterpart of Chudakov hypothesis
V. A. Matveev, O. A. Matveeva
37
Almost periodic at infinity solutions of difference equations
A. A. Ryzhkova, I. A. Trishina
45
The solution of the homogeneous Riemann boundary value problem with a countable set of points of discontinuity of the first kind its coefficient
R. B. Salimov
50
About the classical solution of the mixed problem for the wave equation
A. P. Khromov
56

Mechanics
On control of motion of a parametric pendulum
S. P. Bezglasnyi
67
Numerical implementation of method of subsequent perturbation of parameters for computation of stress-strain state of a shell rigidly fixed on the boundaries
L. V. Bessonov
74
On weak discontinuities and jump equations on wave surfaces in micropolar thermoelastic continua
V. A. Kovalev, E. V. Murashkin, Yu. N. Radayev
79
Modelling of cracking in circular disk loaded by concentrated forces
V. M. Mirsalimov, N. M. Kalantarly
90
Analytical solution of equations of near-circular spacecraft's orbit orientation
I. A. Pankratov
97

Computer science
Models of information $K$-channels with memory
A. A. L'vov, M. S. Svetlov, Yu. A. Ulyanina
106
Abstract characterization of semigroups of input signals of universal planar automata
V. A. Molchanov
113


© Steklov Math. Inst. of RAS, 2025