Geodesic

Volume 13 (1977) no. 5

Sommaire

Methods for estimating the number of limit cycles of autonomous systems
p. 779-802
Geometric classification of a quadratic differential system
p. 803-814
A construction of the fundamental matrix of solutions of a certain system of differential equations, and a study of its behavior
p. 815-825
Characteristic vectors of the solutions of linear homogeneous Pfaffian systems
p. 826-840
Further development of the theorem of N.\,G.~{\v C}etaev on the instability of motion
p. 841-847
The minimal exponent of a two-dimensional linear differential system
p. 848-858
Integrability of Abel equations of general form by means of functions that are solutions of second order linear equations
p. 859-863
Remarks on stationary integrals, and stationary transformations of nonautonomous differential systems
p. 864-868
Construction of the equations of programmed motions
p. 869-873
Cycles in phase portraits of Morse--Smale systems
p. 874-882
Uniformly bounded solutions of linear systems of differential equations
p. 883-891
Smooth equivalence of systems of differential equations on the plane in the case of a structurally unstable focus
p. 892-897
Asymptotically Poisson stable motions of dynamical systems, and their comparability with regard to the recurrence property in the limit
p. 898-906
The problem of the excitation of an arbitrary spheroid by a dipole emitter
p. 907-919
Solution of a mixed problem for a second order parabolic equation that contains a time derivative in the boundary condition
p. 920-930
A boundary value problem for an equation of mixed type of the second kind with displacement
p. 931-943
A system with one zero root of the characteristic equation
p. 944-946
A certain type of perturbed Bessel equation, and a particular solution of it
p. 947-948
A method of finding periodic solutions of autonomous systems of differential equations
p. 949-950
Topological equivalence of nonautonomous equations
p. 951-953
A property of matrix exponentials
p. 954-955
Asymptotic stability of the solutions of a certain linear system
p. 956-957
Tests for the instability of a set with respect to a nonautonomous differential system
p. 958-960
Nikola{\v\i} Pavlovi{\v{c}} Erugin (on the occasion of his seventieth birthday)
p. 961-962