
The existence of a solution of a certain nonlinear boundary value problem for an $n$thorder ordinary differential equation A. Ya. Lepin, A. D. Myshkis

1171 

The asymptotic properties of solutions of first order ordinary differential equations A. V. Kostin

1184 

The continuation of solutions of ordinary differential equations S. M. Lozinskii

1196 

On the question of the existence and the construction of periodic solutions of systems with lag which are close to Ljapunov systems A. F. Kleimenov, S. N. Shimanov

1199 

Accessibility of the central exponent R. È. Vinograd

1212 

Local controllability of autonomous systems N. N. Petrov

1218 

Vibrations of nonautonomous systems with resonance, in the singular case V. D. Nguyên

1233 

The integrability in quadratures of certain systems of linear differential equations A. G. Aslanyan, V. I. Burenkov

1241 

An asymptotic power series expansion of the retardation of a periodic solution of an equation of neutral type with small retardation V. I. Rozhkov

1250 

Certain criteria for the existence of bounded solutions of a system of differential equations N. V. Medvedev

1258 

A certain estimate of a polyharmonic function and its derivatives near the boundary of the domain. I A. S. Fokht

1265 

Problems for the heat equation with mixed boundary conditions O. Napetvaridze

1283 

On the theory of multidimensional differential equations with constant coefficients A. I. Perov

1289 

A certain modified Čaplygin method for an abstract parabolic equation S. Ashirov

1299 

The reduction of the fundamental boundary value problems of the theory of sloping shells to regular integral equations S. P. Gavelya

1304 

Solution of the Cauchy problem for a certain class of integrodifferential equations with analytic nonlinearities N. A. Sidorov

1309 

Convergence and estimates of error of the method of straight lines in the solution of certain problems of mathematical physics V. N. Abrashin

1317 

The Goursat problem for a second order hyperbolic equation of a special form N. J. Yurchuk

1333 

Short Communications


Elliptic equations in a Banach space P. E. Sobolevskii

1346 