利用Sadovskii不动点定理,研究巴拿赫空间中二阶微分方程的多点边值问题,得到了解存在的充分性判据.
By using the Sadovskii fixed point theorem, the second-order multi-point boundary value problem in a Banach space is studied.The sufficient condition for existence of at least one solution is obtained.
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