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给出非负矩阵Hadamard积谱半径只涉及矩阵元素的上界计算公式和M-矩阵Fan积最小特征值只涉及矩阵元素的下界计算公式.数值例子表明,这些估计式在一定条件下改进了现有的一些结果.
分别给出了非奇异M-矩阵的逆矩阵和非奇异M-矩阵的Hadamard积与非奇异M-矩阵Fan积的最小特征值下界新的估计式;同时给出了非负矩阵Hadamard积的谱半径上界新的估计式;这些估计式都只依赖于矩阵的元素,易于计算.算例表明,这些估计式在一定条件下改进了现有结果.
A new topological construction of infinite families of toric manifolds implying fan reduction
topological construction toric manifolds
2010/11/8
An infinite family of toric manifolds is constructed from a given one $M^{2n}$, using only the original characteristic function (or fan) data. This is done in a way which simplifies significantly the...
Inequalities of Jensen-Pečaric-Svrtan-Fan Type
Jensen's inequality Pe{c}ari'c-Svrtan's inequality Fan's inequality Theory of majorization Hermite matrix
2010/1/22
Inequalities of Jensen-Pečaric-Svrtan-Fan Type。
In this paper, employing the Ky Fan section theorem,we give a class of Ky Fan inequality for set-valued maps,usually it takes Ky Fan inequality ,vector equilibrium problems as its special cases.
自反Banach空间中Ky Fan点的存在性
自反Banach空间 Ky Fan点 存在性 Nash平衡点 变分不等式
2009/9/22
本文对自反Banach空间证明了一个Ky Fan点的存在性定理, 作为它的应用,
对非合作博弈的Nash平衡点及变分不等式的解给出了几个存在性定理.
给出非负矩阵A与B的Hadamard积A °B的谱半径上界的一个新估计式和非奇异M-矩阵A和B的Fan积A*B的最小特征值下界的一个新估计式,这2估计式只依赖于矩阵A与B的元素,易于计算.例证表明,所得估计式在一定条件下比现有估计式更为精确.
Formulas for the number of spanning trees in a fan
Graph theory spanning trees enumeration
2010/9/10
Let Pn be a simple path on n vertices. An n-fan is a simple graph G formed from a path Pn by adding a vertex adjacent to every vertex of Pn. In this work we denote n-fan by Fn+1 and derive the explici...
Generalizations of the Ky Fan Inequality
Generalized logarithmic mean Monotonicity Ky Fan inequality
2008/7/1
Generalizations of the Ky Fan Inequality.
Ky Fan's Inequality via Convexity.
Monotonic Refinements of a Ky Fan Inequality
Ky Fan inequality Monotonic refinements of inequalities Arithmetic geometric and harmonic means
2008/6/30
Monotonic Refinements of a Ky Fan Inequality.
On Ky Fan's Minimax Inequalities, Mixed Equilibrium Problems and Hemivariational Inequalities
Ky Fan's minimax inequalities KKM Theorem saddle points mixed variational and hemivariational inequalities transfer semicontinuity Hemivariational inequalities T-pseudomonotonicity
2008/6/27
In this note, we present a generalization of the Ky Fan's minimax inequality theorem by means of a new version of the KKM lemma. Application is then given to establish existence of solutions for mixed...
利用超凸空间上的匹配定理得到Fan型最佳近似不动点定理并作为应用给出了超凸空间的非紧可容许子集上的非自映射的不动点定理.结果对文献中的相应结果进行了一般化和改进.
拓扑空间中Fan-Browder映射的连续选择定理及其应用
Fan-Browder映射 连续选择 不动点 叠合点
2008/2/11
卷期页码：第27卷 第4期
(2006年4月) P.439
文章编号：1000-0887(2006)04-0439-08
拓扑空间中Fan-Browder映射的连续选择定理及其应用
杨明歌，邓磊
西南大学 数学与财经学院，重庆 400715
摘要：首先，在不具有任何凸性结构的拓扑空间中引入Fan-Browder映射的概念．然后，证明了一个新的关于Fan-Browder映射的连续选择定...
The Counterpart of Fan's Inequality and Its Related Results
Inequality counterpart Sándor-Szabò's idea refinement converse
2010/1/22
In the present paper we give the new proofs for the counterpart of Fan's inequality, and establish several refinements and converses of it. The method is based on an idea of J. Sándor and V.E.S. Szabò...