Geodesic

Tome 47 (1990) no. 4

Sommaire

Vasilii Il'ich Nechaev (on the occasion of his 70th birthday)
Asymptotic behavior as $t\to\infty$ of solutions of exterior mixed problems that are periodic with respect to $t$
p. 6-16
A method for the expansion of a function of an operator in some problems of optimal control
p. 17-25
Spaces of continuous functions on ordinals and ultrafilters
p. 26-34
The lattice of varieties of rigid lattice-ordered groups does not have the covering property
p. 35-40
Surfaces with constant extrinsic geometry of negative curvature
p. 41-45
Universal central extensions of groups of special automorphisms of free groups
p. 46-54
The existence of infinite bases with respect to superposition in certain classes of one-place functions
p. 55-62
Asymptotic representation of weights of a Gaussian quadrature formula
p. 63-68
Entire functions whose derivatives vanish at $p$ points
p. 69-76
Conditions for the existence of a solution to the equation $y''=qy$ that does not belong to the space $\mathscr{L}^p(0,+\infty)$
p. 77-82
A variant of a theorem on height for Lie algebras
p. 83-89
Addition of a prime number and the square of an integer
p. 90-99
On a group of central locally splitting extensions
p. 100-105
Representation of analytic functions by series in solutions of differential equations
p. 106-114
Minimal Hamiltonian graphs with prescribed degree sets
p. 115-127
A problem on nonlinear oscillations of a shallow shell in a quasistatic formulation
p. 128-137
Decidability of the elementary theory of a finitely presented quasigroup
p. 138-146
Surface measures on surfaces of finite codimension in a Banach space
p. 147-156
The Luzin–Privalov theorem for subharmonic functions
p. 157-159
Letter to the Editor