Geodesic

Volume 7 (1970) no. 6

Sommaire

The number of solutions of a Waring-type congruence
p. 665-670
The chromatic class and the location of a graph on a closed surface
p. 671-682
Isomorphic extension theorem
p. 683-686
Retracts of structures
p. 687-692
Nonexistence of o-injective partially ordered modules
p. 693-696
Dimension-increasing mappings
p. 697-705
Invariant finite-dimensional exponential families on homogeneous spaces
p. 707-715
Removability of certain sets in the class of three-dimensional quasiconformal mappings
p. 717-722
Order of approximation of functions of the class $Z_2(E^n)$ by linear positive convolution operators
p. 723-732
Criterion for the compactness of a class of functions of $W_m^l$ ($1$)
p. 733-741
Stability of nonlinear systems with delay
p. 743-752
Negative spectrum of the Schr\"odinger operational equation
p. 753-763
Direct and inverse approximation theorems in Banach spaces and Fourier transforms
p. 765-778