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.
李龙图;王志成;钱祥征. BOUNDARY VALUE PROBLEMS FOR SECOND ORDER DELAY DIFFERENTIAL EQUATIONS[J]. Applied Mathematics and Mechanics (English Edition), 1993, 14(6): 573-580.
Li Long-tu;Wang Zhi-cheng;Qian Xiang-zheng. BOUNDARY VALUE PROBLEMS FOR SECOND ORDER DELAY DIFFERENTIAL EQUATIONS[J]. Applied Mathematics and Mechanics (English Edition), 1993, 14(6): 573-580.