Existence of solutions for a fourth-order boundary-value problem

In this paper, we use the lower and upper solution method to obtain an existence theorem for the fourth-order boundary-value problem $$displaylines{ u^{(4)}(t)=f(t,u(t),u'(t),u''(t),u'''(t)),quad 0<t<1,cr u(0)=u'(1)=u''(0)=0,quad u''&...

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Bibliographic Details
Main Author: Yang Liu
Format: Article
Language:English
Published: Texas State University 2008-04-01
Series:Electronic Journal of Differential Equations
Subjects:
Online Access:http://ejde.math.txstate.edu/Volumes/2008/52/abstr.html