Applied Mathematics and Mechanics (English Edition) ›› 1996, Vol. 17 ›› Issue (3): 275-280.
王志华1, 张凤祥2
Wang Zhihua1, Zhang Fengxiang2
摘要: The present paper is concerned with botmdary value problem.for differential inclusions of second order in separable Banach spaces,an existence resuh is proved under weaker conditions and some existence theorems.for nonlinear second order systems can be deduced.form this paper stheorems.