Geodesic

Volume 9 (1971) no. 4

Sommaire

Completely integrable equations on homogeneous spaces
p. 365-373
A~criterion for the $p$-solubility of finite groups
p. 375-383
Smoothness criteria for a~Banach space to be convertible into a~Hilbert space
p. 385-390
A~discreteness criterion for the spectrum of a~quasielliptic operator
p. 391-399
Discreteness of the spectrum and completeness of systems of characteristic and associated vectors of second-order nonself-adjoint differential operators
p. 401-408
The existence of Levitan almost-periodic solutions of linear systems (second complement to Favard's classical theory)
p. 409-414
Stabilization of solutions of linear differential equations in Hilbert space
p. 415-420
A~sufficient condition for the oscillation of solutions of a~high-order differential equation
p. 421-423
A~combination of the finite-sum and Monte Carlo methods for the solution of integral equations of the second kind
p. 425-434
Almost affine functions
p. 435-440
Algebraic-polynomial approximation of functions satisfying a~Lipschitz condition
p. 441-447
Theorems concerning the uniqueness of Haar series for summation methods
p. 449-458
Divergence everywhere of rearranged Fourier series of continuous functions
p. 459-465
Some problems in approximation theory and in entire-function theory
p. 467-475