Geodesic

Volume 7 (1970) no. 1

Sommaire

Viktor~Sil'vestrovich Charin (on his 50th birthday)
p. 5-6
Unbounded divergence of Fourier series of continuous functions
p. 7-18
De la Vall\'e Poussin means of Fourier--Gegenbauer series
p. 19-30
Order of the best spline approximations of some classes of functions
p. 31-42
Diameter of class $W^rL$ in $L(0,2\pi)$ and spline function approximation
p. 43-52
On the representation of functions by Dirichlet double series
p. 53-61
Extremal problems for bounded analytic functions with supplementary conditions
p. 63-68
Existence of discontinuous solutions for simplest semidefinite problems of variational calculus
p. 69-78
On the Shafarevich--Tate group of an~elliptic curve
p. 79-86
On the representation of numbers by a~binary cubical irreducible form
p. 87-96
Consecutive residues and nonresidues of polynomials
p. 97-107
A~property of compactness of families of functions harmonic with respect to a~Markov process
p. 109-115
On the projective dimension of torsion-free abelian groups over the ring of its endomorphisms
p. 117-124
On the Krull--Schmidt theorem for the representation of groups over $P$-integer number rings
p. 125-135