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JOURNALS // Doklady Akademii Nauk // Archive

1992, Volume 324, Number 5


MATHEMATICS
On the existence of a homeomorphic solution for a multidimensional analogue of the Beltrami equation
I. V. Zhuravlev
919
The Enss method taking into account anisotropy
E. L. Korotyaev
923
$T$-differentiable functionals
V. S. Mel'nik
928
Universal optimality of lattice cubature formulas
M. D. Ramazanov
933
Characterization of fractional powers of the Beltrami–Laplace operator on a sphere by means of fractional finite differences
Kh. P. Rustamov
938
Solvability of nonlinear equations with operators in the form of the sum of a pseudomonotone and a weakly compact operator
K. N. Soltanov
944

CYBERNETICS AND THE REGULATION THEORY
Optimal estimation of the state of dynamical processes based on discrete-continuous observations
M. V. Basin, Yu. V. Orlov
949
Inductor spaces and processes
A. V. Koganov
953
Properties of sets of degrees of vertices of generalized graphs
A. A. Mironov
959

MECHANICS
On conception of structure time into theory of dynamic fracture of brittle materials
N. F. Morozov, Yu. V. Petrov
964

GEOPHYSICS
On the contact and underground explosions discrimination
V. V. Adushkin, I. O. Kitov
968
The forecast of the repeated strong earthquake along the aftershock sequence of the first earthquake
I. A. Vorob'eva, T. A. Levshina
971
The investigations of heating of the condensed media at the volumetric sources of energy release
Yu. V. Zhitnikov, Yu. I. Zetser
977
Near surface source acoustic energy determination on the base of vertical sounding of the ionosphere
I. O. Kitov, M. B. Gokhberg
982
Flexure of lithosphere as the cause for some seismotectonic effects
Sh. A. Mukhamediev
986
The Newton–Kantorovich algorithm in problems of diffraction tomography
V. B. Surnev
990

PHYSICS
Magnetoresistance and zonal ferromagnetism of ferrous monosilicide
P. V. Geld, A. A. Povzner, A. G. Volkov, V. Yu. Ivanov
994
Intertype modes (waves) of diffraction radiation generator
V. G. Kurin, B. K. Skrynnik, V. P. Shestopalov
997
Orientational elastic deformations under action of electric field in nematics with negative dielectric anisotropy
V. N. Tsvetkov, N. V. Tsvetkov, L. N. Andreeva
1000


© Steklov Math. Inst. of RAS, 2025