... working on the existence of positive solutions to boundary value problems for differential equations on time scales; see, for example, 1– 22. This has been mainly due to its unification of the theory ... In addition, the conditions of Theorem 3.3 are also easy to check. Acknowledgments This work is sponsored by the National Natural Science Foundation of China 10671012...
Ngày tải lên: 21/06/2014, 20:20
... used for a system of the generalized nonlinear Schr ¨ odinger equations, Regularized long wave RLW equations, Sine-Gordon equation, Klein-Gordon equation, Zakharov equations, Rosenau equation, respectively. ... completes the proof of Theorem 2.7. Remark 2.8. Theorem 2.7 implies that scheme 2.3–2.5 is unconditionally stable. 2.3. Convergence and Uniqueness of Difference Solut...
Ngày tải lên: 21/06/2014, 11:20
báo cáo hóa học:" Research Article On a Perturbed Dirichlet Problem for a Nonlocal Differential Equation of Kirchhoff Type" docx
... those of the aforementioned papers,nogrowth condition is required on f. Indeed, we only require that on a certain interval 0,C the function fx, · is bounded from above by a suitable constant ... from the seminal paper of Lions 2. In particular, among the most recent papers, we cite 3–7 and refer the reader to the references therein for a more complete overview...
Ngày tải lên: 21/06/2014, 11:20
Báo cáo hóa học: " Research Article An Efficient Watermarking Technique for the Protection of Fingerprint Image" doc
... dispersion of the watermarks in the spatial domain in the case of the conventional technique before showing the portions/parts of the image removed by the segmentation process (i.e., the portion of the watermark ... and 8 for the DCT and the DWT domains, respectively. As can be seen, for images form DB2 and DB3, the BER is lower for the proposed techniq...
Ngày tải lên: 22/06/2014, 00:20
Báo cáo hóa học: " Research Article Practical Quantize-and-Forward Schemes for the Frequency Division Relay Channel" potx
... approach in the context of the binary symmetric channel (BSC) and proved that the corresponding distortion is a nonincreasing function of the number of iterations of the optimization algorithm. ... relay- ing function in the sense of the mutual information when no direct link is assumed. The rationale for the proposed func- tion (9) is that it preserves the imp...
Ngày tải lên: 22/06/2014, 00:20
Báo cáo hóa học: "Research Article An Image Content Description Technique for the Inspection of Specular Object" ppt
... Section 1, the main purpose of our approach consists of the definition and the selection of the most appropriate feature sets for the characterization of vertical stripe structures as far as the ... extraction, classifi- cation algorithm specification, and estimation of the classi- fication error. The results of each of these steps can be used in a feedback procedu...
Ngày tải lên: 22/06/2014, 01:20
Báo cáo hóa học: " Research Article Throughput Maximization under Rate Requirements for the OFDMA Downlink Channel with Limited Feedback" pot
... sections. The information in the first section describes the mobility class of users where mobility class is defined as the set of simi- lar conditions of the variation of the frequency response. The information ... varying the soft rewards µ, the convex hull of the set of all possible rate vectors is parameterized. If the solution to the original problem is...
Ngày tải lên: 22/06/2014, 19:20
báo cáo hóa học:" Research Article Solutions and Green’s Functions for Boundary Value Problems of Second-Order Four-Point Functional Difference Equations" ppt
... boundary condition in 1.9. This condition is a generalization of the classical condition u 0 αu η C 1.10 from ordinary difference equations. Here this condition connects the history ... 0. 2.36 Condition H 1 implies that 2.36 has a unique solution c 1 c 2 0. Therefore vt ≡ wt for t ∈ −τ, T 1. This completes the proof of the uniqueness of the...
Ngày tải lên: 21/06/2014, 11:20
Báo cáo hóa học: " Research Article A New General Iterative Method for a Finite Family of Nonexpansive Mappings in Hilbert Spaces Urailuk Singthong1 and Suthep Suantai1, 2" potx
... like to thank the referees for valuable suggestions on the paper and thank the Center of Excellence in Mathematics, the Thailand Research Fund, and the Graduate School of Chiang Mai University ... optimization,” Journal of Optimization Theory and Applications, vol. 116, no. 3, pp. 659–678, 2003. 6 S. Atsushiba and W. Takahashi, “Strong convergence theorems for a finit...
Ngày tải lên: 21/06/2014, 11:20
Báo cáo hóa học: " Research Article An Energy-Efficient Framework for Multirate Query in Wireless Sensor Networks" pptx
... energy consumption. From the basic rule of information theory, the total amount of information is proportional to the number of samples and the number of bits coding the sample [10].Un- der the same ... function gcd(·)meanscalcu- lating the greatest common division. This contradicts with the precondition. Proof of Theorem 2. We can use the similar process to prove...
Ngày tải lên: 22/06/2014, 19:20