Proceedings of the third international colloquium on differential equations, plovdiv, bulgaria, ... 18-22 august 1992

CONTENTS: Time delay models of population growth with stage structure; Sufficient Conditions for Point Dissipative Quadratic Nonlinear Dynamical Systems; Oscillatory properties for damped hyperbolic equations with deviating arguments; Initial value problem for a singularly perturbed nonlinear impulsive system in the critical case; Recent developments on numerical integrators for curves on prescribed surfaces; On the contact angle in capillarity; Kernel asymptotic of exotic second-order operators; Self Adjoint Differential Equations and Karamata Functions; Ordinary differential equations in Frechet spaces; Entire solutions of nonlinear parabolic equations; A class of weighted-mean spaces; Global existence of holomorphic solutions of differential equations with complex parameters; On the Riemann-Hilbert problem for the one-dimensional Schrödinger equation; Optimal control for nonlinear systems of partial differential equations related to ecology; Stokes multipliers for a certain n-th order differential equation; Supersymmetric quantum mechanics and multi-soliton solutions of higher order K-dV equations; On integral and differential equations arising from probability distributions; Singularities for Monge-Ampere equation; Oscillation properties of solutions of arbitrary order neutral differential equations; Behaviour at infinity of solutions of systems of differential equations with delay Contents Preface Time delay models of population growth with stage structure Sufficient Conditions for Point Dissipative Quadratic Nonlinear Dynamical Systems Oscillatory properties for damped hyperbolic equations with deviating arguments Initial value problem for a singularly perturbed nonlinear impulsive system in the critical case Recent developments on numerical integrators for curves on prescribed surfaces On the contact angle in capillarity Kernel asymptotic of exotic second-order operators Self Adjoint Differential Equations and Karamata Functions Ordinary differential equations in Frechet spaces Entire solutions of nonlinear parabolic equations A class of weighted-mean spaces Global existence of holomorphic solutions of differential equations with complex parameters On the Riemann-Hilbert problem for the one-dimensional Schrödinger equation Optimal control for nonlinear systems of partial differential equations related to ecology Stokes multipliers for a certain n-th order differential equation Supersymmetric quantum mechanics and multi-soliton solutions of higher order K-dV equations On integral and differential equations arising from probability distributions Singularities for Monge-Ampere equation Oscillation properties of solutions of arbitrary order neutral differential equations Behaviour at infinity of solutions of systems of differential equations with delay