Geodesic

Tome 50 (1991) no. 1

Sommaire

Real finite-gap solutions of the equation $\Delta u=\ch u$
p. 3-9
Solution of a problem of Mendeleev type and the estimation of the derivatives of polynomials in the Laguerre weighted space $L^2$
p. 10-18
A relation between Fourier and Fejér sums
p. 19-33
There does not exist an enumerable family of context-free grammars that generates the class of single-valued languages
p. 34-40
Approximative evaluation of the height of the maximal upper zero of a monotone Boolean function
p. 41-45
On diameters of 2-regular graphs
p. 46-55
Smoothing of Stanley–Reisner type singularities
p. 56-64
A new approach to the theory of hypergeometric series and special functions of mathematical physics
p. 65-73
Absolute summability of Fourier series of functions in the classes $\operatorname{Lip}(\alpha,p)$
p. 74-83
Semantic admissibility criteria for deduction rules in $\mathbf{S4}$ and $\mathbf{Int}$
p. 84-91
Simplicial complexes and ruled varieties
p. 92-97
Prym's theta-function and hierarchies of nonlinear equations
p. 98-107
Algebraic properties of certain cohomological invariants of equivariant mappings
p. 108-117
Cartan extensions of stabilizers of exterior forms
p. 118-121
Estimates of Gaussian sums
p. 122-130
A priori estimates of solutions of the Sturm–Liouville equation and the A. M. Molchanov criterion
p. 131-138
A minimax theorem
p. 139-141
Basis property of a part of the system of eigenvectors of a holomorphic operator-function
p. 142-144
Diffusion approximation of star-shaped symmetric networks with losses
p. 144-146
Estimates of norms of operators that are continuous in measure
p. 146-148
Pointwise strong summability of multiple Fourier series
p. 148-150
Weak convergence to processes connected with stable distributions
p. 150-153
Approximation of differential polynomials on classes of vector functions
p. 153-155