Global structure of solutions to boundary-value problems of impulsive differential equations

In this article, we study the structure of global solutions to the boundary-value problem $$\displaylines{ -x''(t)+f(t,x)=\lambda ax(t),\quad t\in(0,1),\; t\neq\frac{1}{2},\cr \Delta x|_{t=1/2}=\beta_1 x(\frac{1}{2}),\quad \Delta x'|_{t=1/2}=-\beta_{2} x(\frac{1}{2}),\cr x(0)=...

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Main Authors: Yanmin Niu, Baoqiang Yan
Format: Article
Language:English
Published: Texas State University 2016-02-01
Series:Electronic Journal of Differential Equations
Subjects:
Online Access:http://ejde.math.txstate.edu/Volumes/2016/55/abstr.html
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author Yanmin Niu
Baoqiang Yan
author_facet Yanmin Niu
Baoqiang Yan
author_sort Yanmin Niu
collection DOAJ
description In this article, we study the structure of global solutions to the boundary-value problem $$\displaylines{ -x''(t)+f(t,x)=\lambda ax(t),\quad t\in(0,1),\; t\neq\frac{1}{2},\cr \Delta x|_{t=1/2}=\beta_1 x(\frac{1}{2}),\quad \Delta x'|_{t=1/2}=-\beta_{2} x(\frac{1}{2}),\cr x(0)=x(1)=0, }$$ where $\lambda\neq0$, $\beta_1\geq\beta_{2}\geq0$, $\Delta x|_{t=1/2}=x(\frac{1}{2}+0)-x(\frac{1}{2})$, $\Delta x'|_{t=1/2}=x'(\frac{1}{2}+0)-x'(\frac{1}{2}-0)$, and $f:[0,1]\times\mathbb{R}\to\mathbb{R}$, $a:[0,1]\to(0,+\infty)$ are continuous. By a comparison principle and spectral properties of the corresponding linear equations, we prove the existence of solutions by using Rabinowitz-type global bifurcation theorems, and obtain results on the behavior of positive solutions for large $\lambda$ when $f(x)=x^{p+1}$.
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spelling doaj.art-14352822168f410ea62499cff7f578432022-12-22T03:58:32ZengTexas State UniversityElectronic Journal of Differential Equations1072-66912016-02-01201655,123Global structure of solutions to boundary-value problems of impulsive differential equationsYanmin Niu0Baoqiang Yan1 Shandong Normal Univ., Jinan, China Shandong Normal Univ., Jinan, China In this article, we study the structure of global solutions to the boundary-value problem $$\displaylines{ -x''(t)+f(t,x)=\lambda ax(t),\quad t\in(0,1),\; t\neq\frac{1}{2},\cr \Delta x|_{t=1/2}=\beta_1 x(\frac{1}{2}),\quad \Delta x'|_{t=1/2}=-\beta_{2} x(\frac{1}{2}),\cr x(0)=x(1)=0, }$$ where $\lambda\neq0$, $\beta_1\geq\beta_{2}\geq0$, $\Delta x|_{t=1/2}=x(\frac{1}{2}+0)-x(\frac{1}{2})$, $\Delta x'|_{t=1/2}=x'(\frac{1}{2}+0)-x'(\frac{1}{2}-0)$, and $f:[0,1]\times\mathbb{R}\to\mathbb{R}$, $a:[0,1]\to(0,+\infty)$ are continuous. By a comparison principle and spectral properties of the corresponding linear equations, we prove the existence of solutions by using Rabinowitz-type global bifurcation theorems, and obtain results on the behavior of positive solutions for large $\lambda$ when $f(x)=x^{p+1}$.http://ejde.math.txstate.edu/Volumes/2016/55/abstr.htmlComparison argumentseigenvaluesglobal bifurcation theoremmultiple solutionsasymptotical behavior of solutions
spellingShingle Yanmin Niu
Baoqiang Yan
Global structure of solutions to boundary-value problems of impulsive differential equations
Electronic Journal of Differential Equations
Comparison arguments
eigenvalues
global bifurcation theorem
multiple solutions
asymptotical behavior of solutions
title Global structure of solutions to boundary-value problems of impulsive differential equations
title_full Global structure of solutions to boundary-value problems of impulsive differential equations
title_fullStr Global structure of solutions to boundary-value problems of impulsive differential equations
title_full_unstemmed Global structure of solutions to boundary-value problems of impulsive differential equations
title_short Global structure of solutions to boundary-value problems of impulsive differential equations
title_sort global structure of solutions to boundary value problems of impulsive differential equations
topic Comparison arguments
eigenvalues
global bifurcation theorem
multiple solutions
asymptotical behavior of solutions
url http://ejde.math.txstate.edu/Volumes/2016/55/abstr.html
work_keys_str_mv AT yanminniu globalstructureofsolutionstoboundaryvalueproblemsofimpulsivedifferentialequations
AT baoqiangyan globalstructureofsolutionstoboundaryvalueproblemsofimpulsivedifferentialequations