báo cáo hóa học:" Research Article Existence of Periodic Solutions of Linear Hamiltonian Systems with Sublinear Perturbation" ppt

... Problems Volume 2009, Article ID 865408, 11 pages doi:10.1155/2009/865408 Research Article Infinitely Many Solutions of Strongly Indefinite Semilinear Elliptic Systems Kuan-Ju Chen Department of Applied Science, ... elliptic systems, ” Transactions of the American Mathematical Society, vol. 343, no. 1, pp. 99–116, 1994. 5 D. G. de Figueiredo and J. Yang, “Decay, symmetry and...

Ngày tải lên: 21/06/2014, 20:20

... a<b. Some existence criteria of solution and positive solution are established by using the Leray-Schauder fixed point theorem. In this paper, we consider the existence of positive solutions for ... A 1  holds. Therefore by Theorem 3.1 we know that the results of Theorem 3.2 hold. The proof of Theorem 3.2 is complete. Proof of Theorem 3.3. Firstly, by condition A 6 , f 0...

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... number of objects of interest and |·|indicates the number of elements in a set. The term Y k indicates the “ground truth” set of observations of object k,andY k is the set of observations of object ... model of VSN are shown in Figure 13. In total we gather 75 observations of 5 persons, with an equal number of observations per person. Each observation consists of the a...

Ngày tải lên: 21/06/2014, 05:20

... Communications and Networking Volume 2010, Article ID 189157, 8 pages doi:10.1155/2010/189157 Research Article Resource Allocation in MU-OFDM Cognitive Radio Systems with Partial Channel State Information Dong ... for non-CR MU-OFDM systems in which there are no PUs. In an MU-OFDM CR system, mutual interference between PUs and CRUs needs to be considered. The problem of optimal...

Ngày tải lên: 21/06/2014, 11:20

... Problems Volume 2011, Article ID 475126, 17 pages doi:10.1155/2011/475126 Research Article Existence of Positive Solutions to a Boundary Value Problem for a Delayed Nonlinear Fractional Differential ... equations with delays. Therefore, in this paper, we consider a boundary value problem of a general delayed nonlinear fractional system. With the help of some fixed point the...

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... Journal of Differential Equations, vol. 2009, Article ID 417606, 9 pages, 2009. 2 B. Ahmad, Existence of solutions for fractional differential equations of order q ∈ 2, 3 with anti- periodic ... Problems Volume 2011, Article ID 516481, 17 pages doi:10.1155/2011/516481 Research Article Existence of Solutions to Nonlinear Langevin Equation Involving Two Fractional O...

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... upper semicontinuous set-valued mapping with nonempty closed acyclic values to establish two existence theorems of strong solutions and obtain the closedness of the strong solutions set for generalized ... ∅. Similarly, by the proof of Step 5 in Theorem 3.1, we have V W F is closed. This completes the proof. 4. Stability In this section, we discuss the stability of the solu...

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... Equations Volume 2011, Article ID 963463, 15 pages doi:10.1155/2011/963463 Research Article Existence of Mild Solutions to Fractional Integrodifferential Equations of Neutral Type with Infinite Delay Fang ... Hern ´ andez and H. R. Henr ´ ıquez, Existence of periodic solutions of partial neutral functional- differential equations with unbounded delay,” Journal of Ma...

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... the existence of five or six solutions together with their sign properties to 1.1 is obtained. And this paper offers, to the best of our knowledge, a new method to deal with the sign of solutions ... fn, un and obtained the existence of multiple solutions. Ve ry r ecently, Zheng and Zhang 5 obtained the existence of exactly three solutions to 1.1 by making u...

Ngày tải lên: 21/06/2014, 05:20

... Existence of solutions for impulsive integral boundary value problems of fractional order,” Nonlinear Analysis: Hybrid Systems, vol. 4, no. 1, pp. 134–141, 2010. 16 Y. Tian and Z. Bai, Existence ... literature devoted to the antiperiodic boundary value problem for fractional differential equations with impulses. This paper studies the existence of solutions of antiperiodic...

Ngày tải lên: 21/06/2014, 05:20