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一道2022年椭圆模考试题的探究
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作者 罗文军 《河北理科教学研究》 2024年第3期1-5,共5页
椭圆定值问题是高考、各地模考和各类数学竞赛试题中的热点问题,文中对一道椭圆斜率型定值问题进行多解探究和拓展探究.通过多解探究,从共性出发找出处理这类问题的通法,从个性出发找出这一道题目的特法,帮助学生积累解题经验,培养学生... 椭圆定值问题是高考、各地模考和各类数学竞赛试题中的热点问题,文中对一道椭圆斜率型定值问题进行多解探究和拓展探究.通过多解探究,从共性出发找出处理这类问题的通法,从个性出发找出这一道题目的特法,帮助学生积累解题经验,培养学生的题感;通过拓展探究,挖掘试题的题根,以期通过探究“一道题”来获取“一类题”蕴含的规律的教学效果. 展开更多
关键词 椭圆定值问题 多解 探究 拓展
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A Class of Nonlocal Boundary Value Problems for Elliptic Systems in Unbounded Domains
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作者 莫嘉琪 张汉林 《Chinese Quarterly Journal of Mathematics》 CSCD 2001年第3期29-33,共5页
A class of nonlocal boundary value probl em s for elliptic systems in the unbounded domains are considered. Under suitable c onditions, the existence of solution and the comparison theorem for the boundary value prob... A class of nonlocal boundary value probl em s for elliptic systems in the unbounded domains are considered. Under suitable c onditions, the existence of solution and the comparison theorem for the boundary value problems are studied. 展开更多
关键词 elliptic system boundary value problem c omparison theorem
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On a Quasilinear Elliptic Equation with Superlinear Nonlinearities 被引量:1
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作者 Gao JIA Lina HUANG Xiaojuan ZHANG 《Chinese Annals of Mathematics,Series B》 SCIE CSCD 2016年第2期309-322,共14页
This work is devoted to studying a quasilinear elliptic boundary value problem with superlinear nonlinearities in a weighted Sobolev space in a domain of R^N. Based on the Galerkin method, Brouwer's theorem and th... This work is devoted to studying a quasilinear elliptic boundary value problem with superlinear nonlinearities in a weighted Sobolev space in a domain of R^N. Based on the Galerkin method, Brouwer's theorem and the weighted compact Sobolev-type embedding theorem, a new result about the existence of solutions is revealed to the problem. 展开更多
关键词 Weighted Sobolev space Superlinear Quasilinear elliptic equation
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