一類二階脈沖微分方程三點(diǎn)邊值問(wèn)題三個(gè)非負(fù)解的存在性

The paper studies the existence of three nonnegative solutions to a type of threepoint boundary value problem for second-order impulsive differential equations, and obtains the sufficient conditions for existence of three nonnegative solutions by means of the Leggett-Williams's fixed point theorem.

作 者： 賈梅 劉錫平 JIA Mei LIU Xi Ping   作者單位： College of Science, University of Shanghai for Science and Technology, Shanghai 200093, China  刊 名： 數(shù)學(xué)研究與評(píng)論  ISTIC PKU 英文刊名： JOURNAL OF MATHEMATICAL RESEARCH AND EXPOSITION  年，卷(期)： 2008 28(3)  分類號(hào)： O175.8  關(guān)鍵詞： impulsive   three-point boundary value problem   Leggett-Williams's fixed pointtheorem   nonnegative solutions  

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