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MATHEMATICS
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An application of a theorem of Moser to the investigation of differential equations of nonlinear oscillations
Yu. N. Bibikov
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1241–1244 |
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Pseudodifferential operators on the Heisenberg group
A. S. Dynin
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1245–1248 |
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Qualitative investigation of the spectra of differential-difference operators
A. G. Kamenskii
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1249–1251 |
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On the conditions of Dunford–Pettis, Pelczynski and Grothendieck
S. V. Kislyakov
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1252–1255 |
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On cones of finite rank
M. A. Krasnosel'skii, A. V. Sobolev
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1256–1259 |
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Characterization of Lorentz transformations
A. V. Kuz'minykh
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1260–1262 |
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The inverse scattering problem for the nonselfadjoint Dirac operator on the whole axis
F. G. Maksudov, S. G. Veliev
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1263–1266 |
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On the existence of bounded Galerkin nets for nonlinear operators
V. R. Portnov
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1267–1270 |
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Fractional powers of coercively positive sums of operators
P. E. Sobolevskii
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1271–1274 |
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On the homotopy classification of Douglis–Nirenberg elliptic systems
V. I. Shevchenko
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1275–1277 |
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The Favard–Muhamadiev theory and pseudo-differential operators
M. A. Shubin
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1278–1280 |
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FLUID MECHANICS
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Experimental investigation of pulse characteristics of the turbulent pipe flow of conductive fluid in a longitudinal magnetic field
E. Yu. Krasil'nikov, V. G. Lushchik, V. S. Nikolaenko, I. G. Panevin, I. A. Platnieks, A. B. Tsinober
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1281–1283 |
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ASTRONOMY
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On the gas exchange between the Martian upper atmosphere and the solar wind
A. V. Bogdanov, O. L. Vaisberg, A. P. Kalinin, V. N. Smirnov
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1284–1287 |
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Synthesis of Martian colour images according to photoevidences obtained aboard the “Mars-5” space vehicle
D. S. Lebedev, L. P. Yaroslavskii, M. K. Naraeva, A. S. Selivanov, I. S. Fainberg
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1288–1291 |
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Astronomic factors of estimate shifts in the radar observations of meteor track drift
V. V. Fedynskii, B. L. Kashcheev, V. A. Nechitailenko
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1292–1295 |
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MATHEMATICAL PHYSICS
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Exact solutions of the Boltzmann equation
A. V. Bobylev
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1296–1299 |
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PHYSICS
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Gasdynamic processes in high-pressure, fast-flow $\mathrm{CO}_2$ laser operating under conditions of repeating pulses
S. A. Golubev, A. S. Kovalev, N. V. Mikhailova, E. E. Myshetskaya, I. G. Persiantsev, V. D. Pis'mennyi, A. T. Rakhimov, A. P. Favorski
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1300–1303 |
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CRYSTALLOGRAPHY
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More precise defined of structure of chkalovite, $\mathrm{Na}_2\mathrm{Be}[\mathrm{Si}_2\mathrm{O}_6]$
M. A. Simonov, Yu. K. Egorov-Tismenko, N. V. Belov
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1319–1322 |
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