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Ordinary Differential Equations
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Approximate equivalence transformations V. A. Baikov, R. K. Gazizov, N. H. Ibragimov
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1659–1664 |
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Uniform exponents of linear systems of differential equations E. A. Barabanov, A. V. Konyukh
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1665–1676 |
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Linear Noetherian boundary value problems for impulse differential systems with delay A. A. Boichuk, V. F. Zhuravlyov, A. M. Samoilenko
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1677–1682 |
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Properties of a local Lie group that has the Hamiltonian of a finite-dimensional system as an invariant I. S. Emel'yanova
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1683–1686 |
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Control of Lyapunov exponents of compatible systems. I S. N. Popova, E. L. Tonkov
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1687–1696 |
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Partial Differential Equations
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An invariant difference model for the equation $u_t=u_{xx}+\delta u\ln u$ M. I. Bakirova, V. A. Dorodnitsyn
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1697–1702 |
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On the classification of third-order partial differential equations of Painlevé type N. S. Berezkina, I. P. Martynov, V. A. Pron'ko
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1703–1709 |
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On an $R$-solution generated by a differential inclusion of hyperbolic type A. N. Vityuk
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1710–1718 |
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Theorems on two radii on bounded domains of Euclidean spaces V. V. Volchkov
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1719–1724 |
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Higher Lie–Bäcklund symmetries of diagonal systems of hydrodynamic type E. I. Ganzha
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1725–1730 |
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A class of integral operators and applications to quasi-elliptic equations. II G. V. Demidenko
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1731–1737 |
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Parabolic equations without a Cauchy boundary condition and problems of the control of diffusion processes. I N. G. Dokuchaev
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1738–1749 |
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One-sided estimates for the solutions of the Cauchy problem for second-order parabolic equations in classes of rapidly growing functions. III L. I. Kamynin, B. N. Khimchenko
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1750–1759 |
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On solutions that are bounded and periodic in a strip of quasilinear hyperbolic systems T. I. Kiguradze
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1760–1773 |
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On analytic solutions of the Cauchy problem for parabolic-type equations Yu. F. Korobeinik
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1774–1781 |
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On the behavior of solutions of the Cauchy problem for second-order quasilinear parabolic equations V. V. Kurta
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1782–1791 |
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Isobaric gas flows L. V. Ovsyannikov
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1792–1799 |
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An a priori estimate for the solution of the biharmonic equation V. G. Prikazchikov, A. A. Klunnik
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1800–1805 |
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On the generalized solvability of elliptic equations with discontinuous nonlinearities U. Raitums, A. B. Tsibulis
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1806–1813 |
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Optimal systems of subalgebras and invariant solutions of rank two for three-dimensional Euler equations Yu. V. Shan'ko, O. V. Kaptsov
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1814–1819 |
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Short Communications
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Approximate symmetries of an equation of van der Pol type V. A. Baikov
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1820–1822 |
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Normal extensions of second-order differential operators F. G. Maksudov, Z. I. Ismailov
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1823–1824 |
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On a class of partially invariant solutions of plane gas flows S. V. Meleshko
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1825–1827 |
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Formulas for the solution of the Tricomi problem for the Lavrent'ev–Bitsadze system T. V. Chekmarev
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1828–1829 |
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Science People
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Mikhail Mikhaǐlovich Khapaev (on the occasion of his sixtieth birthday) O. V. Anashkin, V. F. Butuzov, V. A. Il'in, E. I. Moiseev, O. P. Filatov
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1830–1835 |