|
Journal of Applied Analysis 04 (1998), No. 2, 215--230 Copyright Heldermann Verlag 1998 Oscillatory Solutions of a Class of Nonlinear Impulsive Differential Equations of First Order with a Retarded Argument D. D. Bainov Medical University, 1504 Sofia, Bulgaria M. B. Dimitrova Technical University, Sliven, Bulgaria A. B. Dishliev University of Chemical Technology and Metallurgy, Sofia, Bulgaria Sufficient conditions are found for oscillation of all solutions to a class of nonlinear impulsive differential equations of first order with retarded argument and fixed moments of impulse effect. Keywords: Impulsive differential equations, oscillatory solutions, retarded argument. MSC: 34A37 [ Fulltext-pdf (191 KB)] |