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Izvestiâ vysših učebnyh zavedenij. Matematika
Année 1973
no. 5
Précédent
Suivant
Sommaire
The decision problem for normed linear spaces and for Hilbert spaces
I. L. Bondi
p. 3-10
The excitation of waves by an oscillating section of the bottom in the presence of a~dock
V. F. Vityuk
p. 11-15
A~certain method of solving a~problem for the equation of gas attack with a~discontinuous boundary condition
A. S. Galitsyn
p. 16-19
Stability of the solution of systems of difference equations of order
n
+
2
for the critical case of a~pair of complex roots of modulus one
N. I. Kazeeva
;
S. N. Shimanov
p. 20-27
Criteria for the perfectness of K\"othe sequence spaces
I. P. Kostenko
p. 28-39
On a~test of M.~Izumi and S.~Izumi for the convergence of Fourier series
G. F. Losev
p. 40-44
The convergence, in strong norms, of a~certain iteration process for elliptic equations
G. P. Meshcheryakova
p. 45-54
Periodic solutions of quasilinear functional-differential equations
V. R. Nosov
p. 55-62
Certain questions on the centroaffine differential geometry of a~three-parameter family of plane elements
N. M. Onishchuk
p. 63-72
A~multiplication theorem for the characteristic functions of linear operators
V. N. Polyakov
p. 73-76
Semireducible infinite-dimensional Riemannian spaces
V. V. Sekackii
p. 77-83
C
I
-quasigroups with nonempty distributant
B. V. Tsurkan
p. 84-90
The Dirichlet problem for a~system of equations of the type of Tricomi's equation in the case of a~multiply connected domain
T. V. Chekmarev
p. 91-98
A~priori estimates of the error of the Ritz method in the eigenvalue problem of degenerate higher order elliptic operators
T. O. Shaposhnikova
p. 99-108
Linear-fractional integral of the geodesic lines of two-dimensional affinely connected spaces
Sh. A. Yafarov
p. 109-115
Editorial