Electronic Journal of Differential Equations, Vol. 2000(2000), No. 06, pp. 1-7. Title: Asymptotic behavior of solutions of a partial functional differential equation Author: Gyula Farkas (Technical Univ. of Budapest, Hungary) Abstract: The asymptotic behavior of solutions of an asymptotically autonomous partial functional differential equation is investigated. The aim of the present paper is to extend our earlier result for ordinary functional differential equations and difference equations to partial functional differential equations. Submitted December 8, 1999. Published January 10, 2000. Math Subject Classifications: 35R10, 35B40. Key Words: partial functional differential equation; asymptotic behavior; variation-of-constants formula.