Applied Mathematics and Mechanics (English Edition) ›› 1993, Vol. 14 ›› Issue (6): 573-580.
李龙图, 王志成, 钱祥征
Li Long-tu, Wang Zhi-cheng, Qian Xiang-zheng
摘要: In this paper, using a fixed point principle and existence principle given in [I], we study the boundary value problems for second order differential equations. Some new existence results are obtained.