Geodesic

Tome (1973) no. 5

Sommaire

The decision problem for normed linear spaces and for Hilbert spaces
p. 3-10
The excitation of waves by an oscillating section of the bottom in the presence of a dock
p. 11-15
A certain method of solving a problem for the equation of gas attack with a discontinuous boundary condition
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
p. 20-27
Criteria for the perfectness of Köthe sequence spaces
p. 28-39
On a test of M. Izumi and S. Izumi for the convergence of Fourier series
p. 40-44
The convergence, in strong norms, of a certain iteration process for elliptic equations
p. 45-54
Periodic solutions of quasilinear functional-differential equations
p. 55-62
Certain questions on the centroaffine differential geometry of a three-parameter family of plane elements
p. 63-72
A multiplication theorem for the characteristic functions of linear operators
p. 73-76
Semireducible infinite-dimensional Riemannian spaces
p. 77-83
$CI$-quasigroups with nonempty distributant
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
p. 91-98
A priori estimates of the error of the Ritz method in the eigenvalue problem of degenerate higher order elliptic operators
p. 99-108
Linear-fractional integral of the geodesic lines of two-dimensional affinely connected spaces
p. 109-115
Editorial