... p)happenstocontain0,itis considered monochromatic if all its nonzero elements have the same color.) If we can show under the hypotheses of the present theorem that such an α exists, we are done. Consider a probability space ... Probabilistic Method. Wiley, New York, 1991. [2] J. Berstel and C. Reutenauer. Square-free words and idempotent semigroups. In M. Lothaire, editor, Combinatorics on Wo...
Ngày tải lên: 07/08/2014, 06:20
... cycle of B i , and hence by Lemma 2(i), (B i , C i ) is a circuit graph, then by the induction hypothesis, there exists a closed 2-walk W i in B i such that W i visits v i−1 and v i exactly once ... v ∗ z. Then by the choice of z, we have (G ′′ , C ∗ ) is also a circuit graph. By the induction hypothesis, there exists a closed 2-walk W ∗ in G ′′ visiting u, v ∗ exactly once and t raversing
Ngày tải lên: 08/08/2014, 01:20
Báo cáo toán học: "A generalization of Combinatorial Nullstellensatz" pot
Ngày tải lên: 08/08/2014, 11:20
Báo cáo toán học: "A Color-to-Spin Domino Schensted Algorithm" pot
... here is a domino tableau of shape (6, 6, 3, 3, 2): 1 2 447 8 1 2 667 8 339 559 10 10 . It is clear that the cells occupied by the same value in a domino tableau make up a domino. If D is a domino ... the number of dominoes in D. It is easy to check that the result is true if D is empty. Suppose the lemma is true for all D with k dominoes. Let D be a domino tableau with k + 1 dominoes...
Ngày tải lên: 07/08/2014, 06:22
Báo cáo toán học: "A reciprocity theorem for domino tilings" pptx
... articles appear, clarifies the difference between dimers and dominos: Studying configurations of dimers is applied mathematics. Studying tilings by dominos is not. the electronic journal of combinatorics ... e.g. [10]) that every domino- tiling of a rectangle (or indeed more general regions) can be obtained from every other by means of moves in which a 2-by-2 block of horizontal dominos is rot...
Ngày tải lên: 07/08/2014, 06:22
Báo cáo toán học: "A Note on Domino Shuffling" pps
... of dominoes on the boundary of each active face (see the picture below): If there is a single domino, along edge e,wemoveittoe ; if there are two dominoes, we remove them; if there is no domino, ... Propp. Alternating-sign matrices and domino tilings. J. Algebraic Combin., 1:111–132, 219–234, 1992. [4] William Jockusch, James Propp, and Peter Shor. Random domino tilings and the arctic...
Ngày tải lên: 07/08/2014, 13:21
Báo cáo toán học: " A novel algorithm to form stable clusters in vehicular ad hoc networks on highways" doc
Ngày tải lên: 20/06/2014, 20:20
Báo cáo toán học: " A virtual infrastructure based on honeycomb tessellation for data dissemination in multi-sink mobile wireless sensor networks" pot
... the energy needed to receive a bit. In data-centric storage, the home nodes can be hot spots, and the hot spot traffic cost can be written as follows [30]: EH GHT = R [ n¯e s p d + 1 γ m¯q s p q ] ... high, congestion may happen around the center of the network and creates a hot spot region problem. A solution to hot spot region problem is to adjust the size of the central region (i.e., number...
Ngày tải lên: 20/06/2014, 20:20
Báo cáo toán học: " A novel voice activity detection based on phoneme recognition using statistical model" pdf
... Ramirez, JC Segura, JM Gorriz, L Garcia, Improved voice activity detection using contextual multiple hypothesis testing for robust speech recognition. IEEE Trans. Audio, Speech and Lang. Process. 15(8), 2177–2189
Ngày tải lên: 20/06/2014, 20:20
Báo cáo toán học: " A phenomenological model of seizure initiation suggests network structure may explain seizure frequency in idiopathic generalised epilepsy" potx
... describes a system with a stable fixed point surrounded by a potential barrier and ask for the escape time over the barrier. ˆ ψ is the height of the potential barrier from the bottom of the well (at its ... Whilst this hypothesis is contrary to many of the studies described earlier—that an external or internal deterministic process triggers the immediate onset of a seizure—these two hypothese...
Ngày tải lên: 20/06/2014, 20:20