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 Mat. Zametki: Year: Volume: Issue: Page: Find

 A Lie algebra with a single defining relation need not be residually finiteS. A. Agalakov 3 Asymptotic behavior of the spectra of second-order non-self-adjoint systems of differential operatorsK. Kh. Boimatov 8 Approximation of a bounded solution of a difference equation by solutions of corresponding boundary problems in Banach spaceM. F. Gorodnii 17 Two-layer projection-difference method with a splitting operator for the wave equationA. A. Zlotnik 23 Newton's principle for the wave equationI. A. Kipriyanov, Yu. V. Zasorin 36 Extended modules of truncated polynomials and exterior powers over a finite special linear groupA. S. Kleshchev 43 Homogeneous structures on manifolds: Differential geometry from the point of view of differential equationsV. V. Lychagin 54 Problem of instrusion in a stratified viscous fluid for three space variablesV. N. Maslennikova, A. I. Ginnatullin 69 Refutation of a theorem of Diliberto and StrausV. A. Medvedev 78 Construction of $(k+1)$-orbits of permutation groups from their $k$-orbitsV. B. Mnukhin 81 Union of derivative chains of two quadratic pencils of unbounded operatorsI. V. Mustyatsa 85 Generating triples of involutions of alternating groupsJ. N. Nuzhin 91 How does one determine the rate of convergence of a sequence of iterations?P. G. Ovchinnikov 96 Evolution of the complex spectrum of a periodic operatorM. A. Pankratov 101 Method of a stationary phase for the Laplace–Radon transformsB. Yu. Sternin, V. E. Shatalov 109 Boundary equations in nonstationary diffraction problems for elastic waves on three-dimensional cracksI. Yu. Chudinovich 119 Operator analogs of VKB-type estimates and the solvability of boundary-value problemsS. L. Edelstein 124 Brief Communications Order estimates for best approximations and moduli of continuity of the sum of a trigonometric series with Quasi-monotone coefficientsA. S. Belov 132 Width of the Hardy classes $H^p$ in weighted $L_p$ spacesO. G. Parfenov 134 Sums of multiplicative functions with shifted argumentsM. B. Khripunova 136