An Existence and Uniqueness Result for a Bending Beam Equation without Growth Restriction

We discuss the solvability of the fourth-order boundary value problem u(4)=f(t,u,u′′), 0≤t≤1, u(0)=u(1)=u′′(0)=u′′(1)=0, which models a statically bending elastic beam whose two ends are simply supported, where f:[0,1]×R2→R is continuous. Under a condition allowing that f(t,u,v) is superlinear in u...

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Main Authors: Yongxiang Li, He Yang
Format: Article
Language:English
Published: Wiley 2010-01-01
Series:Abstract and Applied Analysis
Online Access:http://dx.doi.org/10.1155/2010/694590
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author Yongxiang Li
He Yang
author_facet Yongxiang Li
He Yang
author_sort Yongxiang Li
collection DOAJ
description We discuss the solvability of the fourth-order boundary value problem u(4)=f(t,u,u′′), 0≤t≤1, u(0)=u(1)=u′′(0)=u′′(1)=0, which models a statically bending elastic beam whose two ends are simply supported, where f:[0,1]×R2→R is continuous. Under a condition allowing that f(t,u,v) is superlinear in u and v, we obtain an existence and uniqueness result. Our discussion is based on the Leray-Schauder fixed point theorem.
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spelling doaj-art-e71a11520dbf4b1f83862341b0c8ba752025-02-03T05:57:11ZengWileyAbstract and Applied Analysis1085-33751687-04092010-01-01201010.1155/2010/694590694590An Existence and Uniqueness Result for a Bending Beam Equation without Growth RestrictionYongxiang Li0He Yang1Department of Mathematics, Northwest Normal University, Lanzhou 730070, ChinaDepartment of Mathematics, Northwest Normal University, Lanzhou 730070, ChinaWe discuss the solvability of the fourth-order boundary value problem u(4)=f(t,u,u′′), 0≤t≤1, u(0)=u(1)=u′′(0)=u′′(1)=0, which models a statically bending elastic beam whose two ends are simply supported, where f:[0,1]×R2→R is continuous. Under a condition allowing that f(t,u,v) is superlinear in u and v, we obtain an existence and uniqueness result. Our discussion is based on the Leray-Schauder fixed point theorem.http://dx.doi.org/10.1155/2010/694590
spellingShingle Yongxiang Li
He Yang
An Existence and Uniqueness Result for a Bending Beam Equation without Growth Restriction
Abstract and Applied Analysis
title An Existence and Uniqueness Result for a Bending Beam Equation without Growth Restriction
title_full An Existence and Uniqueness Result for a Bending Beam Equation without Growth Restriction
title_fullStr An Existence and Uniqueness Result for a Bending Beam Equation without Growth Restriction
title_full_unstemmed An Existence and Uniqueness Result for a Bending Beam Equation without Growth Restriction
title_short An Existence and Uniqueness Result for a Bending Beam Equation without Growth Restriction
title_sort existence and uniqueness result for a bending beam equation without growth restriction
url http://dx.doi.org/10.1155/2010/694590
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