Includes bibliographical references.

On a variational method in the theory of analytic functions /; On typically real functions of order /; The method of variations in the theory of valent functions /; An example of an entire function of finite order with a non-asymptotic defective value /; Certain questions in the spectral theory of self-adjoint differential operators /; Trace formulas for Sturm-Liouville differential operators /; Characterization of compound singular points of a system of two differential equations by means of rough singular points of closely related systems /; On the existence of a limiting regime of a certain non-linear system of ordinary differential equations /; Some theorems on limit cycles for the equation of Li�enard /; Behavior of the integral curves of a system of differential equations near a singular point in a space of more than one dimension /; On periodic solutions of differential equations with a small parameter /; Asymptotic calculation of periodic solutions of systems of differential equations containing small parameters in the derivatives /; Methods for solving questions of stability in the large /; The asymptotic stability in the large of the trivial solution of a dynamical system of two differential equations /; Questions of stability in the large and regulating properties for a certain system of differential equations. I /; On stability with large initial perturbations /; Some theorems on boundedness of solutions of ordinary differential equations /; Asymptotic behavior of the solutions of systems of differential equations with a small parameter in the higher derivatives /; Optimal regulation processes /; The theory of optimal processes. I. The maximum principle / G. M. Goluzin; S. A. Gelfer; S. A. Gelfer; A. A. Goldberg; B. M. Levitan; L. A. Dikii; N. A. Gubar; B. P. Demidovic; M. G. Hudai-Verenov; L. E. Reizin; Yu. A. Ryabov; E. F. Miscenko; N. P. Erugin; N. N. Vinogradov; B. N. Skackov; N. N. Krasovskii; Yu. A. Klokov; L. S. Pontryagin; L. S. Pontryagin; V. G. Boltyanskii, R. V. Gamkrelidze and L. S. Pontryagin