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Regularization Methods to Approximate Solutions of Variational Inequalities
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作者 Nguyen Van Kinh 《Open Journal of Optimization》 2023年第2期34-60,共27页
In this paper, we study the regularization methods to approximate the solutions of the variational inequalities with monotone hemi-continuous operator having perturbed operators arbitrary. Detail, we shall study regul... In this paper, we study the regularization methods to approximate the solutions of the variational inequalities with monotone hemi-continuous operator having perturbed operators arbitrary. Detail, we shall study regularization methods to approximate solutions of following variational inequalities: and with operator A being monotone hemi-continuous form real Banach reflexive X into its dual space X*, but instead of knowing the exact data (y<sub>0</sub>, A), we only know its approximate data  satisfying certain specified conditions and D is a nonempty convex closed subset of X;the real function f defined on X is assumed to be lower semi-continuous, convex and is not identical to infinity. At the same time, we will evaluate the convergence rate of the approximate solution. The regularization methods here are different from the previous ones. 展开更多
关键词 Ill-Posed Problem Variational Inequality Regularization Method Monotone Operator hemi-continuous Operator Lower Semi-Continuous Function
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EXISTENCE OF SOLUTIONS OF A FAMILY OF NONLINEAR BOUNDARY VALUE PROBLEMS IN L^2-SPACES 被引量:11
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作者 WeiLi ZhouHaiyun 《Applied Mathematics(A Journal of Chinese Universities)》 SCIE CSCD 2005年第2期175-182,共8页
By using the perturbation results of sums of ranges of accretive mappings of Calvert and Gupta(1978),the abstract results on the existence of solutions of a family of nonlinear boundary value problems in L2(Ω) are st... By using the perturbation results of sums of ranges of accretive mappings of Calvert and Gupta(1978),the abstract results on the existence of solutions of a family of nonlinear boundary value problems in L2(Ω) are studied.The equation discussed in this paper and the methods used here are extension and complement to the corresponding results of Wei Li and He Zhen's previous papers.Especially,some new techniques are used in this paper. 展开更多
关键词 maximal monotone operator accretive mapping hemi-continuous mapping strictly convex space.
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含有p拉普拉斯算子方程的解的存在性研究(英文) 被引量:2
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作者 魏利 周海云 《Applied Mathematics(A Journal of Chinese Universities)》 SCIE CSCD 2006年第2期191-202,共12页
By using the perturbation theories on sums of ranges for nonlinear accretive mappings of Calvert and Gupta (1978),the abstract result on the existence of a solution u ∈ L^p (Ω) to nonlinear equations involving p... By using the perturbation theories on sums of ranges for nonlinear accretive mappings of Calvert and Gupta (1978),the abstract result on the existence of a solution u ∈ L^p (Ω) to nonlinear equations involving p-Laplacian operator △p, where 2N/N+1〈p〈+∞ and N (≥ 1 ) denotes the dimension of R^N,is studied. The equation discussed and the methods shown in the paper are continuation and complement to the corresponding results of Li and Zhen's previous papers. To obtain the result ,some new techniques are used. 展开更多
关键词 maximal monotone operator accretive mapping hemi-continuous mapping p-Laplacian operator.
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SOME RESULTS ON CONTINUOUS TYPE CONDITIONAL INPUT-OUTPUT EQUATION-FIXED POINT AND SURJECTIVITY METHODS 被引量:1
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作者 刘颖范 陈晓红 《Applied Mathematics and Mechanics(English Edition)》 SCIE EI 2004年第3期358-366,共9页
Based on the classical(matrix type)input-output analysis,a type of nonlinear (continuous type) conditional Leontief model,input-output equation were introduced,as well as three corresponding questions,namely,solvabili... Based on the classical(matrix type)input-output analysis,a type of nonlinear (continuous type) conditional Leontief model,input-output equation were introduced,as well as three corresponding questions,namely,solvability,continuity and surjectivity,and some fixed point and surjectivity methods in nonlinear analysis were used to deal with these questions. As a result,the main theorems are obtained,which provide some sufficient criterions to solve above questions described by the boundary properties of the enterprises consuming operator. 展开更多
关键词 input-output equation SOLVABILITY continuity SURJECTIVITY fixed point upper semi-continuous upper hemi-continuous nonlinear analysis
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Existence of Solutions for Nonlinear Neumann Boundary Value Problems 被引量:6
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作者 Li WEI Hai Yun ZHOU Ravi P. AGARWAL 《Journal of Mathematical Research and Exposition》 CSCD 2010年第1期99-109,共11页
Using perturbation theories on sums of ranges of nonlinear accretive mappings of Calvert and Gupta, we present the abstract results on the existence of solutions of one kind nonlinear Neumann boundary value problems r... Using perturbation theories on sums of ranges of nonlinear accretive mappings of Calvert and Gupta, we present the abstract results on the existence of solutions of one kind nonlinear Neumann boundary value problems related to p-Laplacian operator. The equation discussed in this paper and the method used here extend and complement some of the previous work. 展开更多
关键词 maximal monotone operator accretive mapping hemi-continuous mapping.
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