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1990, Volume 26, Number 5  

Nikolaǐ Pavlovich Erugin
 739–740

Ordinary Differential Equations
On uniqueness and completeness theorems for expansion in eigen- and associated functions of a nonlocal Sturm–Liouville operator on a finite interval
N. S. Bojinov 		741–753
Singular perturbations in a stochastic linear-quadratic optimal control problem
V. Ya. Glizer 		753–759
Solvability of a class of differential equations in a space of functions that are analytic in a nonconvex domain and that have a given order of growth
O. V. Gorina 		760–769
Differential equations of orthogonal Bernstein–Szegő polynomials
Z. S. Grinshpun 		769–776
Asymptotic behavior of the solutions of a second-order semilinear differential equation
V. M. Evtukhov 		776–787
Isomonodromic deformations of Fuchsian families of systems of linear differential equations with bifurcation poles
V. P. Kostov 		787–800
The existence of a hyperbolic integral set of a special periodic system
V. A. Pliss 		800–808
Bifurcation values of the parameters of a system
S. E. Reshetnikov, G. S. Rychkov 		808–814
The appearance of integral manifolds of genus $n\geq 1$ and of homoclinic structures from an infinitely distant part of the space
I. G. Rozet, V. V. Filinych 		814–822

Partial Differential Equations
The Cauchy problem for the generalized Korteweg–de Vries equation with periodic initial data
P. E. Zhidkov 		823–829
Applications of parabolic Pagni potentials to boundary value problems in mathematical physics. I
L. I. Kamynin 		829–841
On a question on the generalized Tricomi problem that arises in the theory of the Laval nozzle. I
K. B. Sabitov 		841–851
On the scattering problem for the Schrödinger operator with singular potential in the two-dimensional case. I
V. S. Serov 		851–860
The Tricomi problem for a model system of equations in domains of special forms
T. V. Chekmarev 		860–872

Integral Equations and Integral-Differential
Frequency criteria for dissipativity of integral equations
R. I. Alidema 		873–878
On the solvability and structure of the solution space of singular integral equations with involution
A. A. Karelin 		879–890
Linear integral equations of the third kind in weighted $L_2$ spaces. II
A. A. Kuleshov 		890–897

Short Communications
On a class of effective difference schemes for solving elliptic equations in a domain of arbitrary form
T. G. Aleinikova 		898
On the theory of coercive stability of two-layer difference schemes
N. Yu. Bakaev 		898–900
An approach to the analysis of the stability of nonlinear systems
V. I. Verbitskii, A. N. Gorban' 		900–903
Solution of a system of Volterra integral equations of first kind with a special function in the kernels
V. F. Volkodavov, I. N. Rodionova 		903–904
Periodic solutions of one-dimensional and two-dimensional systems of differential equations with impulses
V. I. Guţu 		904–906
On representations of solutions of Riccati matrix differential equation
V. N. Laptinskii, V. V. Pugin 		906–907
Bounded almost periodic and periodic solutions of a first-order linear singularly perturbed hyperbolic system
N. G. Panfilov, V. I. Rozhkov 		907–909
Kneser solutions of the generalized Emden–Fowler equation
V. A. Rabtsevich 		910–912
On the structure of the Levinson center of a dissipative dynamical system with the hyperbolicity condition on the closure of the set of recurrent motions
D. N. Cheban 		913–914
 
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