Geodesic

Tome (1967) no. 8

Sommaire

The degree of approximation of functions by the $(C,1)$-means of their orthogonal expansions
p. 3-15
Optimal control of processes describable by integral equations.~II
p. 16-23
Some properties of the Wiener integral in the space of continuous functions of several variables
p. 24-35
Periodic oscillations of quasi-linear non-autonomous systems with retardation
p. 36-40
Hupersurfaces in unitary space.~I
p. 41-52
The theory of characteristic functions of linear operators
p. 53-59
Congruences of planes in elliptic and quasi-elliptic spaces
p. 60-71
A~general Tauberian theorem for infinite products
p. 72-75
Differentiation of functions which realize an approximate conformal mapping
p. 76-81
Symmetrizable linear operators which depend meromorphically on a~parameter, and their applications. I.~Spectral theory
p. 82-93
The number of exceptional directions and singular lines
p. 94-99
The theory of crossed semi-heaps
p. 100-105
Critical cases in stability of motion problems
p. 106-110
Letter to the editors