Includes bibliographical references.

On solvable subgroups of finite simple groups /; Some questions of the birational geometry of algebraic tori /; Trigonometric sums and their applications /; An elementary method in the theory of equations over finite fields /; Arithmetical and structural problems in linear algebraic groups /; The geometry of positive quadratic forms /; Discrete groups of motions of manifolds of nonpositive curvature /; A survey of dimension theory /; Some extremal problems in approximation theory /; Complex harmonic analysis on semisimple Lie groups /; On the representation of analytic functions by Dirichlet series /; Analytic solutions of equations with variational derivatives, and their applications /; Geodesics in Finsler geometry /; On the behavior of Hamiltonian systems near integrable ones /; Control under conditions of conflict and indeterminacy /; Stability theory of difference schemes and iterative methods /; Numerical methods in diffraction theory /; Inductive inference of automata, functions and programs /; Stochastic dynamic models of economic equilibrium /; Current studies in the history of mathematics in the Soviet Union / V. D. Mazurov; V. E. Voskresenskii; A. A. Karacuba; S. A. Stepanov; V. P. Platonov; S. S. Ryskov; G. A. Margulis; V. V. Filippov; N. P. Korneicuk; D. P. Zelobenko; A. F. Leontev; M. L. Visik; D. V. Anosov; N. N. Nehorosev; A. I. Subbotin; A. A. Samarskii; A. G. Svesnikov; Ja. M. [J. Barzdins] Barzdin; E. B. Dynkin; B. V. Gnedenko