On the principle of averaging for second-order hyperbolic equations with functionally perturbed argument D. G. Korenevskii OriginalPaper Pages: 125 - 132
Inversion of linear operators perturbed on the spectrum Ya. D. PlotkinA. F. Turbin OriginalPaper Pages: 143 - 150
On the asymptotic representation of solutions for systems of linear differential equations involving partial derivatives with retarded-time S. F. FeshchenkoN. I. Shkil'N. A. Sotnichenko OriginalPaper Pages: 151 - 161
Properties of theϕ-transformations of graphs and 2-manifolds N. P. KhomenkoÉ. B. Yavorskii OriginalPaper Pages: 162 - 171
On an application of certain modifications of Chaplygin's method to a limiting Cauchy problem I. I. Bezbershenko Brief Communications Pages: 189 - 195
A finite-difference solution of boundary value problems for an equation of elliptic type I. M. VelikoivanenkoI. I. LyashkoG. E. Mistetskii Brief Communications Pages: 196 - 201
One method of constructing Tikhonov-type normals in the solution of systems of linear equations V. K. Dzyadyk Brief Communications Pages: 202 - 205
Closeness of distributions of two Markov sums of random variables with no condition of limiting negligibility A. N. LitvinovI. I. Repin Brief Communications Pages: 214 - 218
Stability criterion for solutions of sets of nonlinear differential equations A. A. Martynyuk Brief Communications Pages: 219 - 222
On the application of the method of averaging to the solution of a nonlinear integro-differential equation of hyperbolic type with a small parameter T. V. Melikidze Brief Communications Pages: 223 - 226
The definition of the unknown parameters in the conformal mapping of the upper half-plane onto an arbitrary curvilinear rectangle L. M. Nepritvorennaya Brief Communications Pages: 227 - 232
Generalized sums for characters and their application to reciprocity laws I. V. Reshetukha Brief Communications Pages: 235 - 240
Theorems on stability of convexity of closed curves under single-sheeted mappings N. I. Chernei Brief Communications Pages: 241 - 244