Geodesic

Tome 29 (1981) no. 5

Sommaire

Generalized Fourier sine series
p. 641-657
Chebyshev centers and $\varkappa$-normal spaces
p. 659-672
Conditions for riesz means of spectral resolutions to be a basis in $L_p(\mathbf R^n)$
p. 673-684
Local structure of a completely integrable differential system with singularities
p. 685-690
Extremal geometric constants
p. 691-709
Approximation of functions of several variables by de la Vall\'ee Poussin rectangular sums
p. 711-730
Approximation of a differentiation operator
p. 731-742
Approximation with interpolation by splines of arbitrary deficiency
p. 743-748
The Kolmogorov diameter of the intersection of classes of periodic functions and of finite-dimensional sets
p. 749-760
Precise constants in inequalities of Jackson type
p. 761-769
Distribution of certain functionals of spacings in a scheme of series
p. 771-783
A class of submanifolds of homogeneous reductive spaces
p. 785-791
A supplement to the method of successive approximations
p. 793-795