Applied Mathematics and Mechanics (English Edition) ›› 1996, Vol. 17 ›› Issue (9): 889-900.
靳明忠1, 董莹1, 李崇孝2
Jin MingZhong1, Dong Ying1, Li Chongxiao2
摘要: In this paper we study the forced oscillations of boundary value problems of a class of higher order functional partial differential equations.The principal tool is an everaging techniqe which enables one to establish oscillation in terms of related functional differential inequallities.