Geodesic

Volume 34 (1983) no. 4

Sommaire

Transitivity of the Galois group of linear differential equations
p. 481-484
Sum of powers of divisors of quadratic polynomials
p. 485-500
Convergence of the Ces\'aro means of trigonometric Fourier series
p. 501-514
Approximation of differentiable functions by positive methods of summation of Fourier series
p. 515-519
One-dimensional representation, inversion, and certain properties of the Riesz potentials of radial functions
p. 521-533
Continuous spectrum of second-order ordinary differential operators
p. 535-547
Decrease of the lengths of the gaps in the spectrum of polynomial pencils
p. 549-557
Estimating the norm of a conditional extension of a linear functional
p. 559-572
Spectral synthesis in Banach modules over commutative Banach algebras
p. 573-585
Convergence almost everywhere of spectral expansions of functions in~$L_1^\alpha$
p. 587-600
Souslin property in free topological groups on bicompacta
p. 601-607
Regularity of a radial field on a Hadamard manifold
p. 609-623
Self-nonintersecting and non intersecting chains
p. 625-628
Dirichlet's problem in banach space
p. 629-636