国家自然科学基金(11031006)

作品数:27被引量:64H指数:5
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相关机构:湘潭大学中国科学院数学与系统科学研究院湖南工程学院湖南涉外经济学院更多>>
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一种求解半线性椭圆问题的快速多重网格法被引量:3
《数值计算与计算机应用》2019年第2期143-160,共18页谢和虎 谢满庭 张宁 
国家自然科学基金(91730302,11771434,91330202,11371026,11001259,11031006)资助
本文介绍一种求解半线性问题的完全多重网格算法,该算法是基于多重校正算法与线性边值问题的多重网格迭代结合而设计的.多重校正算法将半线性问题的求解转化成线性边值问题的求解加上在一个低维空间上的半线性问题的求解.利用并行计算技...
关键词:半线性椭圆问题 有限元 完全多重网格 多水平校正 张量计算技术 渐近计算量绝对最优 
A CASCADIC MULTIGRID METHOD FOR EIGENVALUE PROBLEM被引量:3
《Journal of Computational Mathematics》2017年第1期74-90,共17页Xiaole Han Hehu Xie Fei Xu 
Acknowledgments. This work is supported in part by the National Natural Science Foundation of China (NSFC 91330202, 11371026, 11001259, 11031006, 2011CB309703) and the National Center for Mathematics and Interdisciplinary Science, CAS.
A cascadic multigrid method is proposed for eigenvalue problems based on the multilevel correction scheme. With this new scheme, an eigenvalue problem on the finest space can be solved by linear smoothing steps on a s...
关键词:Eigenvalue problem Cascadic multigrid Multilevel correction scheme Finiteelement method. 
Nonconforming Finite Element Method for the Transmission Eigenvalue Problem
《Advances in Applied Mathematics and Mechanics》2017年第1期92-103,共12页Xia Ji Yingxia Xi Hehu Xie 
Xia Ji is supported by the National Natural Science Foundation of China(No.11271018,No.91230203);the Special Funds for National Basic Research Program of China(973 Program 2012CB025904 and 863 Program 2012AA01A309);the national Center for Mathematics and Interdisciplinary Science,CAS.Hehu Xie is supported in part by the National Natural Science Foundations of China(NSFC 91330202,11001259,11371026,11031006,2011CB309703);the national Center for Mathematics and Interdisciplinary Science,CAS,the President Foundation of AMSS-CAS。
In this paper,we analyze a nonconforming finite element method for the computation of transmission eigenvalues and the corresponding eigenfunctions.The error estimates of the eigenvalue and eigenfunction approximation...
关键词:Transmission eigenvalue Morley element nonconforming finite element method 
A full multigrid method for nonlinear eigenvalue problems被引量:7
《Science China Mathematics》2016年第10期2037-2048,共12页JIA ShangHui XIE HeHu XIE ManTing XU Fei 
supported by National Natural Science Foundation of China (Grant Nos. 91330202, 11371026, 11201501, 11571389, 11001259 and 11031006);National Basic Research Program of China (Grant No. 2011CB309703);the National Center for Mathematics and Interdisciplinary Science, Chinese Academy of Sciences, the President Foundation of Academy of Mathematics and Systems Science, Chinese Academy of Sciences and the Program for Innovation Research in Central University of Finance and Economics
We introduce a type of full multigrid method for the nonlinear eigenvalue problem. The main idea is to transform the solution of the nonlinear eigenvalue problem into a series of solutions of the corresponding linear ...
关键词:nonlinear eigenvalue problem full multigrid method multilevel correction finite element method 
超材料电磁波有限元模拟中的相关问题 献给林群教授80华诞
《中国科学:数学》2015年第7期843-856,共14页黄云清 李继春 
国家自然科学基金(批准号:11271310和11031006)资助项目
超材料是指一种人工合成的纳米电磁材料,它的介电常数和磁导率对某些波频段会同时为负,从而导致其折射率为负.超材料硏究的兴起始于2000年,在过去的十多年一直是多个学科的研究热点.本文侧重介绍电磁波在超材料中传播所涉及的模型方程...
关键词:超材料 MAXWELL方程 有限元 
微积分与概率论的初步设想被引量:10
《数学教育学报》2014年第1期1-8,共8页林群 薛晓欢 
国家自然科学基金——用户友好型高效数值方法研究及应用(11031006)
微积分中各种测量都会出现同一公式:相对真理/绝对真理=0.9.在概率论中,这一比例数只在概率意义下成立.
关键词:微积分 概率论 相对真理 绝对真理 比例数 0 9 
Nonconforming finite element methods on quadrilateral meshes被引量:1
《Science China Mathematics》2013年第12期2599-2614,共16页HU Jun ZHANG ShangYou 
supported by National Natural Science Foundation of China(Grant Nos.11271035 and 11031006)
It is well known that it is comparatively difficult to design nonconforming finite elements on quadri- lateral meshes by using Gauss-Legendre points on each edge of triangulations. One reason lies in that these de- gr...
关键词:nonconforming finite element RECTANGLE 
A Novel Finite Volume Scheme with Geometric Average Method for Radiative Heat Transfer Problems
《应用物理前沿(中英文版)》2013年第4期32-44,共13页Cunyun Nie Haiyuan Yu 
This work was partially supported by NSFC Project (Grant No. 11031006, 91130002, 11171281), the Key Project of Scientific Research Fund of Hunan Provincial Science and Technology Department (Grant No. 2011FJ2011), Hunan Provincial Natural Science Foundation of China (Grant No. 12JJ3010).
关键词:有限体积格式 几何平均法 辐射换热 辐射传热 轴对称性 数值试验 有限体积法 调和平均数 
A Priori Error Estimates of Crank-Nicolson Finite Volume Element Method for Parabolic Optimal Control Problems
《Advances in Applied Mathematics and Mechanics》2013年第5期688-704,共17页Xianbing Luo Yanping Chen Yunqing Huang 
This work is supported by National Natural Science Foundation of China(Grant Nos.11271145 and 11031006);Foundation of Guizhou Science and Technology Department(Grant No.[2011]2098);Foundation for Talent Introduction of Guangdong Provincial University,Specialized Research Fund for the Doctoral Programof Higher Education(Grant No.20114407110009);the Project of Department of Education of Guangdong Province(Grant No.2012KJCX0036).
In this paper,the Crank-Nicolson linear finite volume element method is applied to solve the distributed optimal control problems governed by a parabolic equation.The optimal convergent order O(h^(2)+k^(2))is obtained...
关键词:Variational discretization parabolic optimal control problems finite volume element method distributed control CRANK-NICOLSON 
微积分 让数据说话被引量:12
《数学教育学报》2013年第5期1-3,共3页林群 
国家自然科学基金(11031006)
微积分统一到一个哲学公式,但有定量的比例:相对真理/绝对真理=0.9.
关键词:微积分 相对真理 绝对真理 比例 0 9 
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