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JOURNALS // Doklady Akademii Nauk // Archive

1985, Volume 281, Number 4


MATHEMATICS
Multipliers in Besov spaces and traces of functions on subspaces of Euclidean space
A. B. Gulisashvili
777
Constructive solvability of nonlinear boundary value problems in a class of convex functions
A. I. Kolosov
781
Condensations of $k$-Borel sets into complete metric spaces
S. V. Medvedev
785
Correspondence of proof-intuitionistic logic extensions to proof-logic extensions
A. U. Muravitskii
789
The Hasse principle for algebraic number fields
V. P. Platonov, Yu. A. Drakokhrust
793
Lower bounds on the monotone complexity of some Boolean functions
A. A. Razborov
798
On the problem oriented systems of the experimental data processing
A. N. Tikhonov, V. Ya. Arsenin, N. A. Marchenko, A. Kh. Pergament, M. I. Pergament
802
Orders of $k$-invariants in the theory of cobordisms with singularities
Fam Ngok An Kyong
806

CYBERNETICS AND THE REGULATION THEORY
Construction principles and general methods for designing binary systems for the control of indeterminate nonlinear systems
S. V. Emel'yanov, S. K. Korovin, V. I. Sizikov
810

FLUID MECHANICS
An experimental investigation of the vibrational convection
M. P. Zavarykin, S. V. Zorin, G. F. Putin
815

GEOPHYSICS
On stressed state of lumpy medium
A. A. Berdyev, V. A. Mukhamedov
817
On the selection of principal factors for the calculation of geophysical and ecological consequences of a possible nuclear warfare
Yu. A. Izrael
821
Seismic effect of underground explosions and the problem of earthquake total energy estimation
M. A. Sadovskii, O. K. Kedrov, V. A. Laushkin, I. P. Pasechnik
825

MATHEMATICAL PHYSICS
On some features of a mathematical model of the intense surface evaporation of matter
V. I. Mazhukin, A. A. Samokhin
830
The method of ordered Grassmann factors in the Ising model
V. N. Plechko
834

PHYSICS
Specificities of the excitation of trivalent lanthanoid cascade stimulated radiation in dielectric crystals
A. A. Kaminskii, V. A. Fedorov
838
Essential features of zero-phonon $R$ transition temperature dependence in the $\mathrm{KTaO}_3:\mathrm{Cr}^{3+}$ fluorescence spectra: relation to the soft mode
V. A. Trepakov, A. V. Davydov, A. V. Babinskii, P. P. Syrnikov, G. A. Smolenskii, L. Yastrabik
841

CRYSTALLOGRAPHY
Electron density distribution in hematite, $\alpha$-$\mathrm{Fe}_2\mathrm{O}_3$, from precision X-ray diffraction data
M. Yu. Antipin, V. G. Tsirelson, M. P. Flugge, R. G. Gerr, Yu. T. Struchkov, R. P. Ozerov
854


© Steklov Math. Inst. of RAS, 2025