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People of Soviet science
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Vladimir Aleksandrovich Il'in (on the occasion of his 60th birthday)
Sh. A. Alimov, A. V. Bitsadze, A. A. Dorodnitsyn, N. P. Erugin, E. I. Moiseev, A. A. Samarskii, A. N. Tikhonov
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739–750 |
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Ordinary Differential Equations
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Generalizations of Hamiltonian systems
A. S. Galiullin
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751–760 |
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Structure of the solutions of an autonomous Pfaffian system with two pure imaginary roots of the characteristic equation
È. I. Grudo
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760–770 |
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Conjugate problems of the identification of dynamical systems
Yu. V. Zaika, N. E. Kirin
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770–776 |
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Lipschitz $R$-stability of attracting sets
O. A. Ivanov, S. Yu. Pilyugin
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776–784 |
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The number of characteristic and lower exponents of an exponentially stable system with higher-order perturbations
N. A. Izobov
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784–795 |
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An a priori estimate for the solution of a problem associated with a nonlocal boundary value problem of the first kind
V. A. Il'in, E. I. Moiseev
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795–804 |
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Asymptotic behavior of the solutions of the Lorenz system
G. A. Leonov
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804–809 |
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Conditions for the optimality of the control of points of the trajectories of dynamical systems under incomplete information on the state
A. V. Panteleev
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810–818 |
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Qualitative differential games in a class of $E$-strategies
G. V. Tomskii
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818–824 |
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Partial Differential Equations
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Some properties of polyharmonic functions
A. V. Bitsadze
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825–831 |
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Local solvability of pseudodifferential equations of constant strength. I
Sh. Bouzar, A. A. Kuleshov
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831–837 |
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Asymptotic solution of an initial-boundary value problem on the propagation of acoustic waves in a medium with relaxation
V. V. Varlamov
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838–844 |
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Solvability of the first boundary value problem for an equation of elliptic type in the unit disk
P. T. Dybov
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844–852 |
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An estimate for the difference of the Riesz means of two spectral expansions for a function in the class $L_2$
V. A. Il'in
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852–863 |
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A theorem on an oblique derivative for second-order parabolic equations that admit weak degeneration. II
L. I. Kamynin
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863–875 |
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Boundary values and initial values of the solutions of a second-order parabolic equation with discontinuous coefficients
V. M. Mirzoev
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875–885 |
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Short Communications
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Estimates for the solutions of differential-difference equations with impulse action
S. D. Borisenko
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886–888 |
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An estimate for the domain of exponential stability of the zero solution of a class of nonlinear systems
V. I. Varlamov
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888–890 |
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On some two-dimensional mixed problems with existence of an initial function different from zero for the conditions of conjugation. II
S. I. Gaiduk
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890–891 |
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Construction of the normal form in a neighborhood of a cycle by means of the Krylov–Bogolyubov–Mitropol'skiǐ asymptotic method
A. Yu. Kolesov, Yu. S. Kolesov
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891–894 |
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An integral inequality
G. S. Krechetov
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894–896 |
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Convergence of the Riesz means of spectral expansions that correspond to the one-dimensional Schrödinger operator
A. S. Makin
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897–899 |
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On the theory of the controllability and feasibility of linear stationary differential-difference systems
S. A. Minyuk
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899–902 |
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Asymptotic behavior of the solutions of parabolic equations with coefficients that depend on time
V. D. Repnikov
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902–904 |
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Uniqueness of the solution of the Frankl' problem for equations of mixed type
K. B. Sabitov
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904–906 |
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The integrating factor of the Abel equation
A. A. Samodurov
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907–909 |
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Bifurcation of quasiperiodic solutions for a nonanalytic system of differential equations
N. V. Uspenskaya
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910–912 |
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Canonical transformations in Nambu mechanics
A. M. Hwan
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912–915 |
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