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MATHEMATICS
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Nonlinear control systems of constant rank and bang-bang
conditions for extremal controls
A. A. Agrachev, S. A. Vakhrameev
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265–269 |
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A completely semiprime maximal right ideal of a ring is two-sided
V. A. Andrunakievich, A. V. Andrunakievich
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270–273 |
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Best approximation by functions of fewer variables
M.-B. Babayev
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273–277 |
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Some boundary value problems for differential equations and
inclusions
S. A. Brykalov
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277–280 |
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Regularization of higher order methods with imprecisely given
initial data
F. P. Vasil'ev
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281–285 |
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An asymptotically rapid approximate method for obtaining the
solution of the Laplace difference equation on net segments
E. A. Volkov
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285–290 |
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Some asymptotic properties of branching processes with particle
motion
E. I. Volkova
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290–293 |
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Poisson brackets of hydrodynamic type
B. A. Dubrovin, S. P. Novikov
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294–297 |
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Asymptotic expansion as $t\to\infty$ of solutions of exterior mixed problems for the S. L. Sobolev equation
V. V. Skazka
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298–301 |
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Approximation of periodic functions of several variables
V. N. Temlyakov
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301–305 |
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Oscillation of elliptic operators and the structure of their
spectrum
A. Toraev
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306–309 |
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CYBERNETICS AND THE REGULATION THEORY
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Parametric optimization and self-adjustment of automata for the control of programmed motion
Y. P. Popov, A. V. Timofeev
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310–314 |
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AERODYNAMICS
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On two gasodynamic regimes of a compressible fluid flow past a cylinder
A. V. Babakov, O. M. Belotserkovskii, A. P. Zyuzin
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315–318 |
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FLUID MECHANICS
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Structure of the hydrodynamic and temperature boundary layers occurring in the laminar motion of superfluid helium
Yu. N. Zaitsev, V. V. Tolmachev
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319–323 |
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Spectrum of anisotropic pulsations of the velocity in the gradient sublayer of a decelerating turbulent boundary layer
B. A. Kader
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323–327 |
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GEOPHYSICS
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Estimation of the acoustic parameters of bottom sedimentary layers in the deep region of the ocean
A. I. Vedenev, B. F. Kur'yanov, V. V. Goncharov
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328–331 |
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Geophysical invariance of the ionospheric $\mathrm{F}$ region as a
cause of the stability of round-the-world radio signal delay
G. S. Ivanov-Kholodnyi, Yu. K. Kalinin
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332–334 |
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PHYSICS
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On the laser airborne remote sensing
of ocean turbidity and mapping of phytoplankton distribution
A. F. Bunkin, D. V. Vlasov, D. M. Mirkamilov, V. P. Slobodyanin
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335–337 |
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On the correlation of intensities of different scattering channels
S. M. Burkitbaev, V. P. Kushnir, È. A. Manykin
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338–339 |
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The theory of intensity of polyatomic molecule infrared spectra
in the MO LCAO approximation
K. M. Grushetskii, A. A. Akhrem
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340–341 |
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On a quantum nonlinear oscillator in a harmonic field
P. V. Elyutin
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342–344 |
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On the rearrangement of atomic spectrum for $l\ne0$
B. M. Karnakov, V. D. Mur, V. S. Popov
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345–349 |
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Investigation of the state of laser crack tilling medium and of the mechanism of growth of such a crack in the transparent polymer material
Yu. F. Kovalenko, R. L. Salganik, Yu. V. Sidorin, E. V. Cherstvov
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350–354 |
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Theory of magnetization curves for textured magnetic suspensions
Yu. L. Raikher
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354–357 |
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Selective excitation of the luminescence of impurity centers
in a solid body: a theoretical model and the experiment
M. N. Sapozhnikov, V. I. Alekseev
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358–363 |
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On the theory of atom excitation during the nuclear and magnetic neutron scattering
G. L. Yudin
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363–368 |
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CRYSTALLOGRAPHY
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Crystal structure of
$[\mathrm{Cr}(\mathrm{OCN}_2\mathrm{H}_4)_6](\mathrm{Cr}_2\mathrm{O}_7)\mathrm{ClH}_2\mathrm{O}$
V. I. Bondar', S. P. Rozman, K. A. Potekhin, V. G. Rau, Yu. T. Struchkov
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373–377 |
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