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MATHEMATICS
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Three theorems in the analysis of trigonometric sums
G. I. Arkhipov, V. N. Chubarikov
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407 |
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Oscillatory spectral properties of discontinuous boundary value
problems
A. V. Borovskikh, K. P. Lazarev, Yu. V. Pokorny
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409 |
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First approximations of differential equations
A. D. Bruno
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413 |
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Summation of set-additive functions and the Möbius inversion formula
A. O. Vorob'ev, O. Yu. Vorobyev
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417 |
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A one-dimensional Schrödinger operator with point interactions
V. A. Mikhailets
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421 |
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Multi-mono-fractal properties of the zeros of Brownian motion
G. M. Molchan
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424 |
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A computer solver of mathematical problems
A. S. Podkolzin
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427 |
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On the Tricomi problem for the Chaplygin equation
K. B. Sabitov
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430 |
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Infinite-gap Jacobi matrices with pseudocontinuable Weyl functions
and homogeneous spectrum
M. L. Sodin, P. M. Yuditskii
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433 |
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PHYSICS
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Threshold of the stimulated emission by relativistic electron beam in the undulator
V. I. Kurilko, V. V. Ognivenko
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437 |
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Control of local evolution processes near Morse points
V. P. Shestopalov
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440 |
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MECHANICS
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On the resonant nature of coherent large-scale motion in two-dimensional turbulent far wakes
O. A. Likhachev
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451 |
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Application of the minimax method for the identification of the
state equation of viscoelastic media
I. F. Obraztsov, Yu. A. Basistov, Yu. G. Yanovskii
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455 |
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GEOPHYSICS
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Full waveform inversion for vertical seismic profiling data processing
T. A. Voronina, V. A. Tcheverda
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503 |
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On the stochastic state of a $7$-component geodynamo
A. M. Gurina, A. P. Mirabel, A. S. Monin
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507 |
