Geodesic

Volume 12 (1976) no. 12

Sommaire

Characteristic vectors and sets of functions of two variables and their fundamental properties
p. 2115-2128
Sufficient conditions for a strong minimum for degenerate optimal control problems
p. 2129-2138
Certain boundary value problems for a system of ordinary differential equations
p. 2139-2148
Minimax filtering in the case of quadratic constraints.~III
p. 2149-2158
Topological invariants of complex linear flows
p. 2159-2169
A certain generalization of the hypergeometric equation
p. 2170-2174
The existence of a mean value for a certain class of differential games that may be described by the wave equation
p. 2175-2187
A formula for the entropy of smooth dynamical systems
p. 2188-2192
The local dynamical equivalence of differential equations
p. 2193-2200
The dependence of the parameters of a dynamical system on the coefficients of a point transformation
p. 2201-2213
Local controllability
p. 2214-2222
The solvability of the first mixed problem of the dynamics of a three-dimensional elastic body
p. 2223-2232
A method for the approximation of regularized solutions for nonlinear equations of the first kind with an inexact operator
p. 2233-2241
The Cauchy problem for second order hyperbolic operator differential equations
p. 2242-2250
Integral representations and boundary value problems for certain elliptic type equations with a singular hyperplane
p. 2251-2264
A uniqueness theorem for the solution of the inverse problem for a quasilinear hyperbolic equation
p. 2265-2266
Steuerbarkeit von Systemen mit Retardierung nach der Anfangsfunktion
p. 2267-2268
Einige notwendige und einige hinreichende Bedingungen der Hurwitzschen Eigenschaft von Polynomen
p. 2269-2270
Zweiseitige Methoden Runge--Kuttaschen Typs zur numerischen L\"osung des Cauchyproblems f\"ur gew\"ohnliche Differentialgleichungen
p. 2271-2272
On the problem of distinguishing the center and focus for systems of nonlinear oscillations
p. 2273-2274
On the optimality of singular controls in systems with after-effect
p. 2275-2278
Estimation of the exponential growth of the solutions of certain linear partial differential equations with a highest order term
p. 2279-2280
Absence of cycles in the equation $y'=Q_2(x,y)/P_2(x,y)$, with a focus of third degree of structural instability
p. 2281-2282
\"Uber ein Problem Stefanschen Typs mit Verschwinden einer der Phasen
p. 2283-2284
Occurrence of an internal boundary layer in singularly perturbed systems of conditionally stable type
p. 2285-2286
Letter to the editors: ``Uniqueness and convergence of successive approximations for a certain class of Volterra equations'' (Differencial'nye Uravnenija \textbf{10} (1974), 1721--1724)