Geodesic

Tome 6 (1970) no. 11

Sommaire

The stability of periodic motions in transcendental critical cases
p. 1927-1945
A functionalization of the parameter and a theorem of relatedness for autonomous systems
p. 1946-1952
The global stability of the solutions of a certain third order nonlinear system with a nonlinearity of the type of $f(x,\,y)$
p. 1953-1962
Certain criteria for stability of motion in the presence of constantly acting perturbations
p. 1963-1969
The singular points of the solution of systems of second order differential equations
p. 1970-1975
The use of operators that have certain properties in qualitative investigations of differential equations
p. 1976-1981
The stability of a linear system that is subject to the influence of a Markov chain
p. 1982-1993
Completeness of the sequence of solutions of a second order linear differential equation in a star-shaped domain with respect to a regular singular point of this equation
p. 1994-2004
Comparison theorems for the norms of the solutions of linear homogeneous differential equations in Hilbert spaces
p. 2005-2010
Eigenfunction expansion of second order nonselfadjoint differential equations
p. 2011-2020
The Dirichlet problem for elliptic equations with unbounded lowest coefficients. I, II
p. 2021-2029
Estimates of the eigenfunctions of Laplace's operator in certain domains
p. 2030-2040
Asymptotic formulae for eigenvalues of second order elliptic operators that are degenerate on the axis of a cylinder
p. 2041-2052
Ljapunov functions and Cauchy problems for certain systems of partial differential equations
p. 2053-2061
An initial value problem for systems with constant coefficients
p. 2062-2073
A general solution of a finite difference problem for the equation ${\rm div(K}\nabla \Psi )=F$ with piecewise constant $\chi $ and with Neumann conditions on a part of the boundary
p. 2074-2079
A theorem on the uniqueness of the $O$-curve in $N_2$ under conditions of the type of the Osgood condition
p. 2080-2082
Specialized stability in a finite interval of time
p. 2083-2085
The active control of the rotational motion of a solid body
p. 2086-2087
Estimates for the solutions of a certain first order differential equation
p. 2088-2091
A certain example of a dynamical system
p. 2092-2093
The regularization of linear equations in Banach spaces. II
p. 2094-2095
The stability of controlled motion with aftereffect along a given trajectory
p. 2096-2098
Exponential decay of the solution of a hyperbolic equation
p. 2099-2100
Power asymptotics of order $p0$ of the solutions of a nonautonomous differential system with a singular point of higher order
p. 2101-2104