Geodesic

Tome (1990) no. 3

Sommaire

Some classes of submanifolds of codimension two in the pseudo-Euclidean space $E^{n+1}_{2(n+1)}$
p. 3-11
Some nonlocal boundary value problems for second-order model equations
p. 11-15
A~criterion for the unique solvability of the Cauchy problem for functional-differential equations
p. 16-23
Thickness of the spectrum of a~singular string
p. 23-30
Groups with infinite normal subgroups of infinite index
p. 31-37
Quasinormed spaces of rational approximation in the norm of BMO
p. 38-44
Multidimensional Carleman formulas in Siegel domain
p. 44-49
Cubature formulas with a~minimal number of nodes for a~centrally-symmetric $n$-dimensional integral
p. 50-57
Line hypercomplexes in a~Euclidean space and in non-Euclidean spaces
p. 57-66
A~problem of the boundedness of a~signed measure defined on the projectors of a~von Neumann algebra of type~I
p. 67-69
Existence and uniqueness of optimal weighted quadrature formulas of a~certain form
p. 70-73
Rational tetrahedra
p. 73-75
Infinite groups, all of whose infinite $pd$-subgroups are normal
p. 75-78
Absolute continuity of norms in Banach ideal spaces with shifts
p. 78-80
Spectral analysis of integral operators with a~kernel that depends on the difference and the sum of arguments
p. 80-83
Homotopy classes of curves in the flag plane
p. 83-84
Abelian torsion-free $CS$-groups
p. 84-87
First All-Russia School on the foundations of mathematics and the theory of functions
p. 88-90