Existence and localization of solutions for fourth-order boundary-value problems

In this paper, we study the existence of solutions for the differential equation $$ u^{(4)}(t)=fig(t,u(t),u''(t)ig), $$ where $f$ satisfies one-sided Lipschitz conditions with respect to $u$ and $u''$, with periodic conditions or boundary conditions from ``simply supported'&...

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Bibliographic Details
Main Authors: Luis Sanchez, Ricardo Enguica
Format: Article
Language:English
Published: Texas State University 2007-09-01
Series:Electronic Journal of Differential Equations
Subjects:
Online Access:http://ejde.math.txstate.edu/Volumes/2007/127/abstr.html