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MATHEMATICS
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The maximum principle for the Euler–Tricomi equation
K. I. Babenko
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777 |
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Interpolation theorems and expansions in systems of Fourier type
M. M. Dzhrbashyan, S. G. Rafayelyan
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782 |
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Well-posed boundary value problems for elliptic systems of
equations in a bounded three-dimensional domain
A. Dzhuraev
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787 |
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$\Sigma$-definability in admissible sets
Yu. L. Ershov
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792 |
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Realization of Boolean functions with a small number of zeros by
disjunctive normal forms and related problems
Yu. I. Zhuravlev, A. Yu. Kogan
|
795 |
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Embedding of certain classes of continuous functions on a sphere
F. G. Maksudov, Kh. P. Rustamov
|
799 |
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Vector representations of bilinear estimates of the Monte Carlo method and realization of special iteration processes
G. A. Mikhailov
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803 |
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Stability, breakdown, damping and self-channeling of solutions of a nonlinear Schrödinger equation
Sh. M. Nasibov
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807 |
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The Hasse norm principle for primary extensions of algebraic
number fields
V. P. Platonov, Yu. A. Drakokhrust
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812 |
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The linear operator in N. K. Nikol'skij's interpolation theorem in $H^\infty$
S. E. Rukshin
|
816 |
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Centroaffine invariant center and simple saddle-center conditions for a quadratic differential system
K. S. Sibirskii
|
819 |
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Continuous images of Lindelëf topological groups
V. V. Uspenskii
|
824 |
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MECHANICS
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On a criterion of brittle failure during the compression of materials with defects
A. N. Guz
|
828 |
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FLUID MECHANICS
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Dynamics of disperse streams in the presence of boundaries
O. B. Gus'kov, V. V. Struminskii
|
832 |
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GEOPHYSICS
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Seismic wave parameter variations determined by the seismic probing through a distance of $90^\circ$
V. A. An, E. I. Luke, I. P. Pasechnik
|
836 |
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Seismotectonic effect of mantle inhomogeneities of active ocean margins
S. A. Boldyrev, A. B. Efimov
|
840 |
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Peculiarities of the crystal structure of the Northern Eurasia from the seismic surface wave data
A. V. Lander, A. L. Levshin, L. I. Ratnikova, A. N. Yakobson
|
845 |
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Variations of the particle velocity field induced by underwater earthquake
in pleistoseismic zone
B. V. Levin, S. L. Solov'ev
|
849 |
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MATHEMATICAL PHYSICS
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Dynamical systems of Neumann type and their complete integrability
N. N. Bogolyubov, A. K. Prikarpatskii, V. G. Samoilenko
|
853 |
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Quasigeostrophic vortices, stable in Lyapunov's sense
V. A. Gordin, V. I. Petviashvili
|
857 |
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The Stefan problem with one space variable
I. A. Kaliev, A. M. Meirmanov
|
861 |
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Variational methods of solution of three-dimensional contact
problems of nonstationary interaction of elastic bodies with friction
A. A. Spektor
|
865 |
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PHYSICS
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On partial determinacy of wave fields
V. G. Petnikov, Yu. A. Kravtsov
|
871 |
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Fourwave mixing of surface polaritons
Yu. V. Mukhin, N. F. Pilipetskiĭ, A. N. Sudarkin, K. N. Ushakov
|
874 |
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Energy relations for the acoustical waveguides
V. V. Tyutekin, Yu. I. Bobrovnitskii
|
878 |
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CRYSTALLOGRAPHY
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The structure of dicyclohexyl-$18$-crown-$6$ isomers A and С
Yu. A. Simonov, N. F. Krasnova, N. A. Tsarenko, V. K. Belsky, V. V. Yakshin, B. N. Laskorin
|
892 |
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Поправки к статье “О вынужденных режимах движения вращающейся жидкости” (ДАН, 1985 г., т. 283, № 4)
V. A. Vladimirov, V. F. Tarasov
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