báo cáo hóa học:" Research Article Asymptotic Constancy in Linear " pot

... R d×d ,or ρ  s  l1 | L  l  |  < 1, 3.9 Hindawi Publishing Corporation Advances in Difference Equations Volume 2010, Article ID 789302, 20 pages doi:10.1155/2010/789302 Research Article Asymptotic Constancy in Linear Difference Equations: ... :yψn n≥0 . In our first theorem we give a new limit formula in terms of the initial values. To this end, we introduce...

Ngày tải lên: 21/06/2014, 18:20

... the asymptotic integration of nonlinear dynamic equations,” Advances in Difference Equations, vol. 2008, Article ID 739602, 17 pages, 2008. 15 T. S. Hassan, “Oscillation of third order nonlinear ... ,x Δ n−1  τ   Δτ. 2.39 Hindawi Publishing Corporation Advances in Difference Equations Volume 2011, Article ID 237219, 14 pages doi:10.1155/2011/237219 Research Article Asympto...

Ngày tải lên: 21/06/2014, 05:20

... follows. In Section 2, we introduce some necessary preliminaries and the statement of our main results. In Section 3, we give the proof of our main results. 2. Preliminary In this section, as preliminaries, ... Hui 1 1 School of Management, Harbin Institute of Technology, Harbin 150001, China 2 School of Finance and Economics Management, Harbin University, Harbin 150086, China Correspon...

Ngày tải lên: 21/06/2014, 07:20

... Hindawi Publishing Corporation Advances in Difference Equations Volume 2010, Article ID 505906, 10 pages doi:10.1155/2010/505906 Research Article Asymptotic Behavior of Equilibrium Point for a ... Ministry of Education, Chongqing 400065, China 3 College of Applied Sciences, Beijing University of Technology, Beijing 100124, China 4 Fundamental Department, Hebei College of Finance, Bao...

Ngày tải lên: 21/06/2014, 11:20

... Qt0inparta of Theorem 3.1, then we get 15, Lemma 3. In the following, we will obtain attracting and invariant sets of 2.4 by employing Theorem 3.1. Here, we firstly introduce the following ... of impulsive in nite delay difference equations with continuous variables is considered. By establishing an in nite delay difference inequality with impulsive initial conditions and using the...

Ngày tải lên: 21/06/2014, 20:20

... performance gain is obtained by incorporating the source-destination link when the channel conditions of the source-destination link are comparable to those of the relay-destination link and the source-relay ... are considered in this paper while only beam- forming in point-to-point communication is considered in [17]. Unlike [16], in which only the indirect source-relay- destination...

Ngày tải lên: 21/06/2014, 22:20

... formulated in our second main theorem stated in Section 3. The proof of the existence of z∞ is based on our first main result. The article is organized as follows. In Section 2, we briefly explain some ... prove our results. In Section 3, we state our two main results, whose proofs are relegated to Section 5. Our theory is illustrated by examples in Section 4, including an interes...

Ngày tải lên: 22/06/2014, 11:20

... p   2 . (2.20) Multiplying both sides of the above inequality by t 2 , integrating from t = 0tot = T,and dividing by T, since |u(t) − p| 2 is nonincreasing, we get after integration by parts that 1 T  T 0 t 2   u  (t)   2 dt ... L 1 (Γ), + ∞ otherwise. (2.30) Hindawi Publishing Corporation Journal of Inequalities and Applications Volume 2007, Article ID 72931, 8 pages doi:10.1155/20...

Ngày tải lên: 22/06/2014, 18:20

... cited. 1. Introduction Our principal interest in this paper is the asymptotic behavior of the solutions of higher- order nonlinear difference equations in a neighborhood of an equilibrium. In the ... nonlinearity is sufficiently smooth. Roughly speaking, it says that in this case, the solutions of the nonlinear equation approach the equilibrium along the solutions of the corresponding...

Ngày tải lên: 22/06/2014, 19:20

... egree in engineering from Yan Shan University, Qinhuangdao, China, in 2002. He is cur- rently working toward the Ph.D. degree at Nanyang Technological University, Singa- pore. His research interests ... SNR is high. This singularity is caused by the rapid time varia- tion of the fading resulting in information singular process. Information singular processes are simply those having ze...

Ngày tải lên: 22/06/2014, 23:20