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... software package Matlab 7.1. We have dealt with the problem of global asymptotic stability analysis for a class of nonlinear difference equation. The general sufficient conditions have been obtained ... numerical simulations are also shown to support our analytic results. 1. Introduction Difference equations appear naturally as discrete analogues and in the numerical solutions of differential and ... 2002. 2 V. L . K oc i ´ c and G. Ladas, Global Behavior of Nonlinear Difference Equations of Higher Order with Applications, vol. 256 of Mathematics and Its Applications, Kluwer Academic Publishers,...

Ngày tải lên: 21/06/2014, 11:20

... Characterizations for a Family of Nonexpansive Mappings and Convergence of a Generated Sequence to Their Common Fixed Point Yasunori Kimura 1 and Kazuhide Nakajo 2 1 Department of Mathematical ... and Applications 20 T. Ibaraki, Y. Kimura, and W. Takahashi, “Convergence theorems for generalized projections and maximal monotone operators in Banach spaces,” Abstract and Applied Analysis, ... section, we can obtain various types of convergence theorems for families of nonexpansive mappings. 6. Generalization of Xu’s and Matsushita-Takahashi’s Theorems At the end of this paper, we remark the...

Ngày tải lên: 21/06/2014, 20:20

... theorems of a modified hybrid algorithm for a family of quasi-φ-asymptotically nonexpansive mappings,” Journal of Computational and Applied Mathematics, in press. 25 Y. I. Alber, “Metric and generalized ... PanAmerican Mathematical Journal, vol. 4, no. 2, pp. 39–54, 1994. 27 I. Cioranescu, Geometry of Banach Spaces, Duality Mappings and Nonlinear Problems, vol. 62 of Mathematics and Its Applications, ... family of relatively nonexpansive mappings in a Banach space,” Journal of Mathematical Analysis and Applications, vol. 357, no. 2, pp. 356–363, 2009. 9 G. Lewicki and G. Marino, “On some algorithms...

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Ngày tải lên: 21/01/2014, 18:20

... hand a choice of a Cartan subalgebra t⊆b defines an 4 An action of a Lie algebra a on a variety X is an action of a on O X by derivations. Equivalently, it is a Lie algebra homomorphism from a to ... sufficiently large positive characteristic. Next, one finds that for any smooth variety this algebra of differential operators is an Azumaya algebra on the cotangent bundle. In the case of the flag variety ... Azumaya algebras  D X and τ ∗ ν (  D X ) are canonically equivalent. Proof. Recall that to establish an equivalence between two Azumaya al- gebras A, A  on a scheme Y (i.e. an equivalence between...

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Ngày tải lên: 22/03/2014, 11:20

... UW, Lamond AI & Weis K (1998) Cloning and characterization of hSRP1 gamma, a tissue-specific nuclear transport factor. Proc Natl Acad Sci USA 95, 582–587. 10 Kamei Y, Yuba S, Nakayama T & ... female impa5 ) ⁄ ) mice. Each pair (male ⁄ female = 1 : 1) was transferred to a mating cage for 28 days. The cages were monitored daily and for an additional 28 days, and the numbers of pregnant ... 363–372. 11 Yasuhara N, Shibazaki N, Tanaka S, Nagai M, Kamik- awa Y, Oe S, Asally M, Kamachi Y, Kondoh H & Yoneda Y (2007) Triggering neural differentiation of ES cells by subtype switching of importin-alpha....

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... for the 1D analog (1.6). The system (1.4) and (1.5) with σ = 0 has the very interesting property of being ill-posed for general initial data. A linear analysis of small perturbations of planar ... R 1−α Λ 1 2 + α 2 θ 2 L 2 , Annals of Mathematics Formation of singularities for a transport equation with nonlocal velocity By Antonio C´ordoba, Diego C´ordoba, and Marco A. Fontelos 1380 ANTONIO ... Fontelos ∗∗ * Abstract We study a 1D transport equation with nonlocal velocity and show the formation of singularities in finite time for a generic family of initial data. By adding a diffusion term...

Ngày tải lên: 29/03/2014, 07:20

... accumulation of fat mass remains to be determined. Available epidemiological data addressing the impli- cation of PAH, in general, as a causal factor in the pathogeny of metabolic disorders are currently ... incubated with the indicated concentrations of ACTH. In six separate experiments, the mean FFA concentration measured in the incubation media in absence of any pharmacological agents (basal lipolysis) ... unlike b-adrenergic and ACTH receptors that contain seven transmembrane spanning domains, the ANP receptor (NPR -A) is a guanyl cyclase that contains only a single transmembrane spanning domain [27]. We...

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Ngày tải lên: 18/06/2014, 21:45

... proposeafrailtymodeldevel- oped from factor analysis (FA), a rob ust analytical tech- nique which uses latent variables as a means of data reduction to represent a wide range of attributes/varia- bility ... extracted from the BWHHS database and recoded into binary categorical variables. This model derived from the BWHHS data was repli- cated using data from the “usual care” arm of a large Kamaruzzaman ... Programme and the British Heart Foundation. Shahrul Kamaruzzaman is a Senior Lecturer in Geriatric Medicine at the Department of Medicine, Faculty of Medicine at the University of Malaya, Kuala...

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... and polynomial decay for a quasilinear viscoelastic problem. Nonlinear Anal. 68, 785–793 (2007) 8. Messaoudi, SA: General decay of solutions of a viscoelastic equation. J. Math. Anal. Appl. 341, ... Numerical Simulation of Large Scale Complex Systems, School of Mathematical Sciences, Nanjing Normal University, Nanjing 210046, PR China Full list of author information is available at the end of ... displacements of waves. This problem arises in the theory of vis- coelastic and describes the interaction of two scalar fields, we can refer to Cavalcanti et al. [1], Messaoudi and Tatar [2], Renardy et al....

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... Mathematics, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, P. R. China ∗ Corresponding author: wang-fanglei@hotmail.com Email address: YA: anykna@nuaa.edu.cn Abstract This article ... (1). By an analogous way we know there exists at least one negative solution, which is a nontrivial critical point of I − Hence, Equation (1) admits at least a positive solution and a negative ... Provisional PDF corresponds to the article as it appeared upon acceptance. Fully formatted PDF and full text (HTML) versions will be made available soon. Existence and multiplicity of solutions for a...

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... −div(|∇u| p(x)−2 ∇u) is said to be the p(x)-Laplacian, and becomes p- Laplacian when p(x) ≡ p (a constant). The p(x)-Laplacian possesses more complicated nonlinearities than the p-Laplacian; for example, it ... Theory and Nonlinear Boundary Value Problems. Chapman and Hall/CRC, Boca Raton (2005) [34] Zhao, JF: Structure Theory of Banach Spaces (in Chinese). Wuhan University Press, Wuhan (1991) [35] Garcia ... manuscript. RM participated in the design of the study. All authors read and approved the final manuscript. Acknowledgement The authors are very grateful to the anonymous referees for their valuable suggestions. Research...

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