摘要: The periodic boundary value problems for nonlinear functional differential equations was discussed. The existence of maximal and minimal solutions was obtained when the lower and upper solutions satisfied the formal or reverse order.
中图分类号:
祁爱琴, 高丽, 张全信. 带滞后项的非线性微分方程的周期边值问题[J]. 数学季刊, 2009, 24(2): 244-251.
QI Ai-qin, GAO Li, ZHANG Quan-xin. Periodic Boundary Value Problems for Functional Differential Equations[J]. Chinese Quarterly Journal of Mathematics, 2009, 24(2): 244-251.