Geodesic

Tome 22 (1977) no. 2

Sommaire

Determination of a~neighborhood of the imaginary axis which is disjoint from the spectrum of a~real polynomial
p. 161-166
The $C$-convexity of Banach spaces with unconditional bases
p. 167-178
An asymptotic variant of the Fuglede--Putnam theorem on commutators for elements of Banach algebras
p. 179-188
Geometric characterization of $RN$-operators
p. 189-202
Support functions of convex compacta
p. 203-213
A~family of extension operators
p. 215-219
Invariant subspaces and unicellularity of operators of generalized integration in spaces of analytic functionals
p. 221-230
Uniform regularization of the problem of calculating the values of an operator
p. 231-244
A~weighted estimate of best approximations in $L_2(\Omega)$
p. 245-255
Upper bounds of best one-sided approximations of the classes $W^rL_\psi$ in the metric of~$L$
p. 257-268
Absolute values of the coefficients of the polynomials in Weierstrass's approximation theorem
p. 269-276
Completeness of analytic functions and extremality of the coefficients of a~Laurent series
p. 277-283
Diameters of certain classes of analytic functions
p. 285-295
Theorems on imbedding in anisotropic spaces of vector-valued functions
p. 297-301
One functional equation with displacement in the space of continuous functions
p. 303-311