Sibirsk. Mat. Zh., 1997, Volume 38, Number 1

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1997, Volume 38, Number 1

	On the residual finiteness of free products of groups with one amalgamated subgroup D. N. Azarov		3
	Asymptotic estimates for elements of matrices of inverse operators, and harmonic analysis A. G. Baskakov		14
	On quasi-identities of relation algebras with Diophantine operations D. A. Bredikhin		29
	Metric entropy of some classes of sets E. M. Bronshtein		42
	On a theorem of Pólya on entire functions with real Taylor coefficients A. M. Gaisin		46
	On the approximation of functions in two variables by sums of the form $\varphi (x)+\psi (y)$ in the spaces $L_p$ ($1\le p\le \infty $) A. L. Garkavi		56
	On periodic transonic flows of a viscous gas S. N. Glazatov		69
	Set-valued and epi-standardizations and their connections with convergences of the same name A. I. Gudimenko		78
	On groups with an infinite set of right orders A. V. Zenkov		90
	On a conjecture of O. I. Tavgen' A. N. Zubkov, A. S. Shtern		93
	On the regularization of problems of the optimal control of solutions of some ill-posed variational inequalities of monotone type M. Yu. Kokurin		100
	Increasing the smoothness of solutions of some hyperbolic problems M. M. Lavrent'ev (Jn.), N. A. Lyul'ko		109
	On the Hall $D_\pi$-property for finite groups V. D. Mazurov, D. O. Revin		125
	The principal term of the asymptotics of the monodromy transformation: computation in accordance with blow-up geometry N. B. Medvedeva		135
	On the theory of varieties of lattice-ordered groups S. V. Molochko, S. V. Morozova		151
	Characterization of conditionally term functions A. G. Pinus		161
	Realization of functionals on the spaces $L_p^m(E_n)$ V. I. Polovinkin		166
	An integral criterion for quasiregularity S. P. Ponomarev		173
	Critical theories of varieties of nilpotent rings V. Yu. Popov		182
	Local estimates for the solution of the Cauchy problem for a second-order quasilinear parabolic equation. The weighted case. I I. I. Skrypnik, A. F. Tedeev		193
	The Cheeger–Gromoll theorem for a class of open Riemannian manifolds of nonnegative curvature in the integral sense V. A. Toponogov		208
	On the closeness of a three-dimensional quasiconformal mapping of order $p$ to a conformal mapping. Estimates for the derivatives G. S. Shefel'		217