Geodesic

Sommaire

Transformations of surfaces by focal families of rays.
p. 3-13
Asymptotic-geometric properties of the set of integral points on a circle and on certain ellipses
p. 14-18
Restrictive semigroups
p. 19-27
The number of groups of primes and of primes of power form
p. 28-33
The geometrization of mechanical systems with rheonomic, non-linear, non-holonomic constraints
p. 34-44
Two theorems on solvable groups
p. 45-50
On a subclass of functions analytic in a circular annulus
p. 51-61
On the behavior of analytic functions in non-Archimedean normed fields
p. 62-68
An analogue of surfaces of revolution in projective space
p. 69-72
Solution by the method of potentials of a system of Oseen equations for steady-state flow of a viscous incompressible fluid around a plane contour.~III
p. 73-84
A detailed classification of second-order irreducible curves in the Lobatchevsky plane by means of the focal-director invariants
p. 85-90
Examples of sets of transcendental numbers of the form ξη
p. 91-100
Das Temperaturfeld im Boden unter der Isolierung einer nichtunterkellerten K\"uhlanlage
p. 101-107
On a method of finding a bound for the region of convergence of periodic series which are solutions of quasi-linear differential equations with small parameter. The case of resonance
p. 108-118
Some systems of integral equations of convolution type
p. 119-130
Inverse problems of additive number theory. VII. The addition of finite sets. IV. The method of trigonometric sums
p. 131-144
On the generation of limit cycles
p. 145-147
Some estimates for the modulus and real part of pseudo-positive functions
p. 148-154
On the semigroup of all partial mappings which are almost identity mappings
p. 155-161
Approximation of functions by asymptotic polynomials
p. 162-171