Báo cáo toán học: "The tripartite separability of density matrices of graphs" pptx

... feature of the type-I band transition. Therefore, the interband transition of the GaSb QD would be the only proper origin of the high-energy peak. In the growth process of the sample, the InGaAs ... light emission intensity of the GaSb QD could be stronger than the type II transition due to the stronger spatial confinement of carriers in the QD and the...

Ngày tải lên: 20/06/2014, 20:20

... (latha.stead@gmail.com) Sailaja Enduri (sailaja.enduri@ht.msu.edu) M. Fernanda Bellolio (bellolio.fernanda@mayo.edu) Anunaya R Jain (anunaya_jain@urmc.rochester.edu) Lekshmi Vaidyanathan (vaidyanathan.lekshmi@mayo.edu) Rachel ... Demographics and characteristics of the cohort are summarized in Table 1. With 58.7% males, the cohort had a mean age of 74 years (SD = 15.0). A s...

Ngày tải lên: 20/06/2014, 20:20

... Problems Volume 2010, Article ID 106962, 9 pages doi:10.1155/2010/106962 Research Article Uniqueness and Parameter Dependence of Positive Solution of Fourth-Order Nonhomogeneous BVPs Jian-Ping Sun and Xiao-Yun ... ξ 1 <ξ 2 ≤ 1and i i  1, 2, 3, 4 are nonnegative parameters. Some sufficient conditions are given for the existence and uniqueness of a positi...

Ngày tải lên: 21/06/2014, 11:20

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Ngày tải lên: 05/08/2014, 10:20

... central exponent of linear differential algebraic equations (DAEs) similar to the one of linear ordinary differential equations (ODEs), and use it for investigation of asymptotic stability of the ... central exponents of linear DAEs of index 1. In Sec. 3 we investigate exponential asymptotic stability of linear DAEs with respect to small linear...

Ngày tải lên: 06/08/2014, 05:20

... any nonhamiltonian Burkard–Hammer graph is contained in a maximal nonhamil- tonian Burkard–Hammer graph. So knowledge about maximal nonhamiltonian Burkard–Hammer graphs provides us certain information about nonhamiltonian Burkard–Hammer ... assume that all con- sidered in this paper maximal nonhamiltonian Burkard–Hammer graphs G = S(I ∪ K, E)haveδ(G)=|I|−k where |I|≥k...

Ngày tải lên: 06/08/2014, 05:20

... the electronic journal of combinatorics 7 (2000), #R22 2 1 Introduction A strongly regular (40, 12, 2, 4) graph is a regular graph on 40 vertices of degree 12 such that each pair of adjacent ... non- adjacent neighbours has 4 common neighbours. In [3] an incomplete enumeration of strongly regular (40, 12, 2, 4) graphs established the existence of at least 27, a...

Ngày tải lên: 07/08/2014, 06:20

... taken with multiplicity 2. Crooked Functions, Bent Functions, and Distance Regular Graphs T.D. Bending D. Fon-Der-Flaass School of Mathematical Sciences, Queen Mary and Westfield College, London ... {(a, i, α)}; vertices (a, i, α )and( b, j, β) are adjacent if and only if they are distinct, and α + β = D(a, i; b, j). PROPOSITION 13 The graph G Q is distance regular wit...

Ngày tải lên: 07/08/2014, 06:22

... The Tur´an problem for hypergraphs of fixed size Peter Keevash Department of Mathematics Caltech, Pasadena, CA 91125, USA. keevash@caltech.edu Submitted: ... a forest of given size. Lemma 2 (i) An r-uniform hypergraph with at least r!(t − 1) r edges contains a forest with t edges. (ii) Let F be a 3-uniform hypergraph. Then either (a) F contains a forest ... bounds are known...

Ngày tải lên: 07/08/2014, 08:22

... 7(1), (2000). [12] E. Spence, Strongly Regular Graphs,URL:http://www.maths.gla.ac.uk/~es/ srgraphs.html, (2004). the electronic journal of combina torics 13 (2006), #R32 9 (v, k, ,à) =(45, 12, 3, 3), providing ... at least n − 25. the electronic journal of combina torics 13 (2006), #R32 3 The Strongly Regular (45, 12, 3, 3) Graphs Kris Coolsaet, Jan Degraer Departm...

Ngày tải lên: 07/08/2014, 13:21

... journal of combinatorics 13 (2006), #R87 7 Plethysm for wreath products and homology of sub-posets of Dowling lattices Anthony Henderson ∗ School of Mathematics and Statistics University of Sydney, ... analogues for sub-posets of the Dowling lattices of the results of Calder- bank, Hanlon, and Robinson on homology of sub-posets of the partition...

Ngày tải lên: 07/08/2014, 13:21

... is necessary for separability of density matrices of any graph and is sufficient for separability of density matrices of nearest point graphs and perfect the electronic journal of combinatorics ... recall the definition of the density matrices of a graph and define the tensor product of three graphs, reconsider the tripartite entanglement properties of the den...

Ngày tải lên: 07/08/2014, 15:22

... approach, the Weyl groups of type A n and C n are used to motivate a possible generalization to Weyl groups in general. For the construction of a basis for the Specht modules of Weyl groups, Halicioglu ... description of the Garnir relation associated with a ∆-tableau in terms of root systems. We then use these relations to find a K-basis for the Specht modules...

Ngày tải lên: 07/08/2014, 21:20

... distance-regular if each vertex has at least one vertex at distance d and its distance-d adjacency matrix A d is a polynomial of degree d in the adjacency matrix A. This result is halfway towards the spectral ... distance-regular. This conclusion is the spectral excess theorem for this case. the electronic journal of combinatorics 15 (2008), #R129 4 The spectral excess...

Ngày tải lên: 07/08/2014, 21:20

... electronic journal of combinatorics 17 (2010), #R47 13 The Cyclic Sieving Phenomenon for Faces of Cyclic Polytopes Sen-Peng Eu ∗ Department of Applied Mathematics National University of Kaohsiung, ... ove the cyclic sieving phenomenon, introduced by Reiner-Stanton- White, for faces of an even-dimensional cyclic polytope, under a group action that cyclically t...

Ngày tải lên: 08/08/2014, 12:22