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一维$P$-Laplace二阶差分系统奇异边值问题正解的存在性
引用本文:胡卫敏,巴哈尔古丽,蒋达清. 一维$P$-Laplace二阶差分系统奇异边值问题正解的存在性[J]. 数学研究及应用, 2013, 33(2): 189-203
作者姓名:胡卫敏  巴哈尔古丽  蒋达清
作者单位:伊犁师范学院数学与统计学院, 新疆 伊宁835000;伊犁师范学院数学与统计学院, 新疆 伊宁835000;东北师范大学数学与统计学院, 吉林 长春 130024
基金项目:新疆普通高校重点培育学科开放课题(Grant No.XJZDXK2011004),国家自然科学基金(Grant No.10971021).
摘    要:应用锥压缩锥拉伸不动点定理和Leray-Schauder 抉择定理研究了一类具有P-Laplace算子的奇异离散边值问题$$left{begin{array}{l}Delta[phi (Delta x(i-1))]+ q_{1}(i)f_{1}(i,x(i),y(i))=0, ~~~iin {1,2,...,T}Delta[phi (Delta y(i-1))]+ q_{2}(i)f_{2}(i,x(i),y(i))=0,x(0)=x(T+1)=y(0)=y(T+1)=0,end{array}right.$$的单一和多重正解的存在性,其中$phi(s) = |s|^{p-2}s, ~p>1$,非线性项$f_{k}(i,x,y)(k=1,2)$在$(x,y)=(0,0)$具有奇性.

关 键 词:分数阶微分方程   格林函数   正解   不动点定理   边值问题.
收稿时间:2011-12-15
修稿时间:2012-10-12

Existence of Positive Solutions for Singular One-Dimensional $P$-Laplace BVP of the Second-Order Difference Systems
Weimin HU,Guli Bahaer and Daqing JIANG. Existence of Positive Solutions for Singular One-Dimensional $P$-Laplace BVP of the Second-Order Difference Systems[J]. Journal of Mathematical Research with Applications, 2013, 33(2): 189-203
Authors:Weimin HU  Guli Bahaer  Daqing JIANG
Affiliation:School of Mathematics and Statistics, Ili Normal University, Xinjiang 835000, P. R. China;School of Mathematics and Statistics, Ili Normal University, Xinjiang 835000, P. R. China;School of Mathematics and Statistics, Northeast Normal University, Jilin 130024, P. R. China
Abstract:In this paper we establish the existence of single and multiple positive solutions to the following singular discrete boundary value problem $$left{begin{array}{l}Delta[phi (Delta x(i-1))]+ q_{1}(i)f_{1}(i,x(i),y(i))=0, ~~iin {1,2,ldots,T}Delta[phi (Delta y(i-1))]+ q_{2}(i)f_{2}(i,x(i),y(i))=0,x(0)=x(T+1)=y(0)=y(T+1)=0,end{array}right.tag 1.1$$ where $phi(s)=|s|^{p-2}s$, $p>1$ and the nonlinear terms $f_{k}(i,x,y)~(k=1,2)$ may be singular at $(x,y)=(0,0)$.
Keywords:multiple solutions   singular   existence   discrete boundary value problem.
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