Báo cáo toán học: "The Problem of the Kings Herbert S Wilf" pot

Báo cáo toán hoc:" A dual of the rectangle-segmentation problem for binary matrices " pps

Báo cáo toán hoc:" A dual of the rectangle-segmentation problem for binary matrices " pps

... possible situations are illustrated in Fig. 9. For i ∈ {1, 2}, let N i and k i be the numbers of vertices and holes of the respective polygons, R i the sets of basic rectangles, I i the sets of ... isolated chord as indicated in the left hand side of Fig. 13. Then f is not a source for any of the rectangles A 1 and A 2 . The right hand side of the same figure show...
Ngày tải lên : 08/08/2014, 01:20
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Báo cáo toán học: " Further results of the estimate of growth of entire solutions of some classes of algebraic differential equations" docx

Báo cáo toán học: " Further results of the estimate of growth of entire solutions of some classes of algebraic differential equations" docx

... g m (ζ)) b a+deg z,∞ a r m {b a+deg z,∞ a r m 1 m 2 qk−p(r) m ρ m } m 1 m 2 qk−p(r) M r [g m ](ζ). (3.11) 11 3. Proof of the results Proof of Theorem 1.4 Suppose that the conclusion of theorem is not true, then there exists an entire solution w(z) satisfies the equation [Q(w(z))] n = P [w]. such that λ ... (HTML) versions will be made available soon. Further results of the esti...
Ngày tải lên : 20/06/2014, 20:20
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Báo cáo toán học: "A Presentation of the Elements of the Quotient Sheaves Ωk /Θk in Variational Sequences" pdf

Báo cáo toán học: "A Presentation of the Elements of the Quotient Sheaves Ωk /Θk in Variational Sequences" pdf

... will solve this problem in the case of r =1andr = 2. Then the other cases follow by the same method. 2. Notations and Premilinaries Throughout this paper, the following notations will be used: ... studied the sheaves of differential forms on finite r-jet prolonga- tions J r Y . Then he constructed the sequence of quotient sheaves Ω k r /Θ k r .This quotient sequence is calle...
Ngày tải lên : 06/08/2014, 05:20
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Báo cáo toán học: "Further Applications of the KKM-Maps Principle in Hyperconvex Metric Spaces" pptx

Báo cáo toán học: "Further Applications of the KKM-Maps Principle in Hyperconvex Metric Spaces" pptx

... 17]. The authors have used there the notion of admissible sets instead of convex sets in vector spaces. In Sec. 3 of this paper, we show that in all these results, the notion of ad- missible sets ... theorems, minimax theorems, using the notion of sub-admissible sets instead of admissible sets as usual. 1. Introduction After Khamsi s paper [8] on the KKM-maps principle...
Ngày tải lên : 06/08/2014, 05:20
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Báo cáo toán học: "Lower Semicontinuity of the KKT Point Set in Quadratic Programs Under Linear Perturbations" ppt

Báo cáo toán học: "Lower Semicontinuity of the KKT Point Set in Quadratic Programs Under Linear Perturbations" ppt

... b k has no solutions. Theorem 2.1 (Necessary conditions for lower semicontinuity). If the multifunc- tion S( ·) is lower semicontinuous at (c, b), then the system Ax ≥ b is regular and the set S( c, ... i.e., there exists ¯x ∈ R n such that A¯x>b. It is easily seen that if the system Ax ≥ b is irregular then there exists a sequence {b k }⊂R m converging to b such that, for each k...
Ngày tải lên : 06/08/2014, 05:20
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Báo cáo toán học: " Bijective proofs of the hook formulas for the number of standard Young tableaux, ordinary and shifted" pptx

Báo cáo toán học: " Bijective proofs of the hook formulas for the number of standard Young tableaux, ordinary and shifted" pptx

... for some r .The components of λ are called the parts of λ. The integer n, the sum of all the parts of λ, is called the norm of λ and is denoted by n(λ). The (ordinary) Ferrers diagram of λ is an ... indicate the hook of the cell (2, 1). The hook of a cell ρ of the shifted Ferrers diagram of λ again includes all cells that are either in the same row a...
Ngày tải lên : 07/08/2014, 06:20
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Báo cáo toán học: " Some Applications of the Proper and Adjacency Polynomials in the Theory of Graph Spectra" docx

Báo cáo toán học: " Some Applications of the Proper and Adjacency Polynomials in the Theory of Graph Spectra" docx

... study of the limit cases —in which the derived bounds are attained— has revealed the presence of high levels of structure in the considered graphs. See, for instance, the papers of Haemers and ... Godsil [24] , we say that the graph Γ i is the i-th class of the scheme, and so we indistinctly use the words “graph” or “class” to mean the same thing. 2 The Proper...
Ngày tải lên : 07/08/2014, 06:20
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