摘要
This paper investigates the maximal and minimal solutions of periodic boundary value problems for second order integro-differential equations in Banach spaces by establishing a comparison result and using the monotone iterative method.
通过建立对比结果,用上解和下解的方法,本文获得了二阶积分微分方程的周期边值问题最大最小解的存在性定理.
基金
Supported by Natural Science Foundation of Hainan Province(10102)