An Existence Result of Positive Solutions for Fully Second-Order Boundary Value Problems

An existence result of positive solutions is obtained for the fully second-order boundary value problem  -u′′(t)=f(t,u(t),u′(t)),  t∈[0,1],  u(0)=u(1)=0, where f:[0,1]×R+×R→R is continuous. The nonlinearity f(t,x,y) may be sign-changing and superlinear growth on x and y. Our discussion is based on t...

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Main Authors: Yongxiang Li, Yaya Shang
Format: Article
Language:English
Published: Wiley 2015-01-01
Series:Journal of Function Spaces
Online Access:http://dx.doi.org/10.1155/2015/287253
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author Yongxiang Li
Yaya Shang
author_facet Yongxiang Li
Yaya Shang
author_sort Yongxiang Li
collection DOAJ
description An existence result of positive solutions is obtained for the fully second-order boundary value problem  -u′′(t)=f(t,u(t),u′(t)),  t∈[0,1],  u(0)=u(1)=0, where f:[0,1]×R+×R→R is continuous. The nonlinearity f(t,x,y) may be sign-changing and superlinear growth on x and y. Our discussion is based on the method of lower and upper solution.
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institution Kabale University
issn 2314-8896
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publishDate 2015-01-01
publisher Wiley
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series Journal of Function Spaces
spelling doaj-art-b92bd2b2ec5a4800a150d363f599a4c92025-02-03T05:45:17ZengWileyJournal of Function Spaces2314-88962314-88882015-01-01201510.1155/2015/287253287253An Existence Result of Positive Solutions for Fully Second-Order Boundary Value ProblemsYongxiang Li0Yaya Shang1Department of Mathematics, Northwest Normal University, Lanzhou 730070, ChinaDepartment of Mathematics, Northwest Normal University, Lanzhou 730070, ChinaAn existence result of positive solutions is obtained for the fully second-order boundary value problem  -u′′(t)=f(t,u(t),u′(t)),  t∈[0,1],  u(0)=u(1)=0, where f:[0,1]×R+×R→R is continuous. The nonlinearity f(t,x,y) may be sign-changing and superlinear growth on x and y. Our discussion is based on the method of lower and upper solution.http://dx.doi.org/10.1155/2015/287253
spellingShingle Yongxiang Li
Yaya Shang
An Existence Result of Positive Solutions for Fully Second-Order Boundary Value Problems
Journal of Function Spaces
title An Existence Result of Positive Solutions for Fully Second-Order Boundary Value Problems
title_full An Existence Result of Positive Solutions for Fully Second-Order Boundary Value Problems
title_fullStr An Existence Result of Positive Solutions for Fully Second-Order Boundary Value Problems
title_full_unstemmed An Existence Result of Positive Solutions for Fully Second-Order Boundary Value Problems
title_short An Existence Result of Positive Solutions for Fully Second-Order Boundary Value Problems
title_sort existence result of positive solutions for fully second order boundary value problems
url http://dx.doi.org/10.1155/2015/287253
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