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JOURNALS // Doklady Akademii Nauk // Archive

1983, Volume 269, Number 4


MATHEMATICS
On subdirect products of division rings
A. V. Andrunakievich, V. A. Andrunakievich
777
A new class of exact solutions of Yang's equations for $\mathrm{SU}(2)$ gauge fields
A. V. Bitsadze
781
On the character of convergence to Brownian local time
A. N. Borodin
784
On the Mann–Whitney statistic in an experiment with randomization
A. V. Bulinski, O. I. Shipilov
789
Multiple computations and Kolmogorov complexity for such processes
M. S. Burgin
793
Asymptotic formulas for local spline approximation on a uniform mesh
V. A. Zheludev
797
On the spectrum of automorphic Laplacians in spaces of modular functions
P. G. Zograf
802
Taking account of small perturbations of input signals
M. A. Krasnosel'skii, A. V. Pokrovskii
805
A difference approximation and regularization of a problem of optimal control of a process described by an elliptic equation
A. A. Kuleshov
809
The problem of multiple interpolation in the class of functions that are analytic in a half-plane and have indicators not exceeding a given one
A. M. Russakovskii
814

CYBERNETICS AND THE REGULATION THEORY
Optimization theory and the problem of accumulation of deviations
G. M. Ulanov, M. M. Senyavin
818

MECHANICS
Mathematical modeling of the process of top forest fires propagation
A. M. Grishin, A. D. Gruzin, V. G. Zverev
822

FLUID MECHANICS
Structure of streams in high bubble layer without liquid flow
V. P. Myasnikov, A. P. Mitronov, N. A. Kochergin, V. V. Dil'man
827

GEOPHYSICS
Filtration model of the earthquake sequence
G. I. Barenblatt, V. I. Keilis-Borok, A. S. Monin
831
A model of the sawtooth rupture in the Earth's solid shell
G. P. Cherepanov
835

MATHEMATICAL PHYSICS
First boundary-value problem for a nonlinear equation of parabolic type
T. A. Jangveladze
839

PHYSICS
On the possibility of obtaining the nitrogen oscillatory temperature break-off in decaying plasma under high pressure
V. D. Aleksandrov, G. G. Antonov, V. S. Borodin, E. P. Velikhov, V. S. Golubev, O. A. Pobedonostsev, A. A. Pozubenkov, F. G. Rutberg
843

CRYSTALLOGRAPHY
A new type of silicate radical $\mathrm{Si}_5\mathrm{O}_{16}$ in the structure of $\mathrm{Na}_4\mathrm{Sn}_2[\mathrm{Si}_5\mathrm{O}_{16}]\cdot\mathrm{H}_2\mathrm{O}$
A. N. Safronov, N. N. Nevsky, V. V. Ilyukhin, N. V. Belov
850


© Steklov Math. Inst. of RAS, 2026