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author:

余建辉 (余建辉.) [1] (Scholars:余建辉)

Indexed by:

CSCD

Abstract:

利用不动点指数理论证出:如果非负函数f(t,u)满足条件,(1)存在一个测度不为零的可测集e[0,1],使limmin(f(t,u)/u)=∞,limmin(f(t,u)/u)=∞;(2)存在常数P>0,使得当0≤u≤P,0≤t≤1时,f(t,u)≤(∫10G(s,s)ds)-1P,则二阶两点边值问题-u″=f(t,u)至少存在两个正解,其中G(t,s)是格林函数.

Keyword:

不动点指数 可测集 正解

Community:

  • [ 1 ] 福州大学数学系

Reprint 's Address:

  • 余建辉

Email:

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Source :

福州大学学报(自然科学版)

ISSN: 1000-2243

CN: 35-1337/N

Year: 1998

Issue: 01

Page: 6-10

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 2

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