Báo cáo hóa học: "Research Article Almost Periodic Solutions of Nonlinear Discrete Volterra Equations with Unbounded Delay" ppt

... existence of an almost periodic solution under the assumption of total stability in 2.Song and Tian 3 studied periodic and almost periodic solutions of discrete Volterra equations with unbounded ... study the existence of almost periodic solutions for nonlinear discrete Volterra equations with unbounded delay, as a discrete analogue of the results for integro-diﬀerential equations by Y.Hamaya ... in Diﬀerence Equations Volume 2008, Article ID 692713, 15 pagesdoi:10.1155/2008/692713Research Article Almost Periodic Solutions of Nonlinear Discrete Volterra Equations with Unbounded DelaySung...

Báo cáo hoa học: " Research Article Almost Periodic Solutions of Prey-Predator Discrete Models with Delay" pot

... by Elena BravermanThe purpose of this article is to investigate the existence of almost periodic solutions of asystem of almost periodic Lotka -Volterra diﬀerence equations which are a prey-predator ... existence of periodic and almost periodic solutions for nonlinear Volterra diﬀerence equations by means of K, ρ-stability conditions. Their results are toextend results in Hamaya 2 to discrete Volterra ... Existence of Periodic Solutions and Almost Periodic Solutions, vol. 14 of Applied Mathematical Sciences, Springer, New York, NY, USA, 1975.5 Y. Song and H. Tian, Periodic and almost periodic solutions...

Báo cáo hóa học: " Research Article Multiple Periodic Solutions to Nonlinear Discrete Hamiltonian Systems" doc

... solutions of subquadratic secondorder diﬀerence equations, ” Journal of the London Mathematical Society, vol. 68, no. 2, pp. 419–430, 2003.[15] Z. Zhou, J. Yu, and Z. Guo, Periodic solutions of higher-dimensional ... Y of Ep with codimension i(A∞, p).Hindawi Publishing CorporationAdvances in Diﬀerence Equations Volume 2007, Article ID 41830, 13 pagesdoi:10.1155/2007/41830Research Article Multiple Periodic ... σ(A)anddet(A) denote the set of eigenvaluesand the determinant of A, respectively.In this paper, we study the existence of multiple p -periodic solutions to the following discrete Hamiltonian systems:Δx(n)=...

báo cáo hóa học:" Research Article Regularly Varying Solutions of Second-Order Difference Equations with Arbitrary Sign Coefﬁcient" ppt

... and recessive solutions. LetAdvances in Diﬀerence Equations 13R denote the set of all positive recessive solutions of 1.1 and D denote the set of allpositive dominant solutions of 1.1.FromTheorem ... CorporationAdvances in Diﬀerence Equations Volume 2010, Article ID 673761, 16 pagesdoi:10.1155/2010/673761Research Article Regularly Varying Solutions of Second-Order Difference Equations with Arbitrary Sign ... possible values of the limits of y and of Δy. Solutions in M∞,B, M∞,0,MB,0are sometimes called, respectively, dominant solutions, intermediate solutions, andsubdominant solutions, since,...

Báo cáo hóa học: " Research Article Almost Automorphic Solutions of Difference Equations" doc

... in Diﬀerence Equations, vol. 2007, Article ID 68023, 15 pages, 2007.15 Y. Song and H. Tian, Periodic and almost periodic solutions of nonlinear discrete Volterra equations with unbounded delay,” ... the almost periodic case. Concerning almost automorphic solutions of diﬀerence equations, it remains to study discrete almost automorphic solutions of Volterra diﬀerence equations as well as discrete ... existence of almost automorphic solutions of ﬁrst-order lineardiﬀerence equations. In Section 4, we discuss the existence of almost automorphic solutions of nonlinear diﬀerence equations of the...

Báo cáo hoa học: " Research Article Impulsive Periodic Boundary Value Problems for Dynamic Equations on Time Scale" pptx

... supt∈Ji|ut|.6 Advances in Diﬀerence Equations 3. The Nonlinear ProblemIn this section we give suﬃcient conditions for the existence of periodic solutions of 1.3.Tothis end, deﬁne the operator ... uniquesolution of 3.1 and the proof is complete.2 Advances in Diﬀerence Equations In 12, the authors gave suﬃcient conditions for the existence of solutions for theimpulsive periodic boundary ... 1.Remark 1.3. All periodic time scales are unbounded above and below.Deﬁnition 1.4. Let T/ R be a periodic time scale with period p. We say that the function f :T → R is periodic with period T...

Báo cáo hóa học: " Research Article On Periodic Solutions of Higher-Order Functional Differential Equations" ppt

... solutions of nonlinear functional diﬀerential equations, ” Geor-gian Mathematical Journal, vol. 6, no. 1, pp. 47–66, 1999.20 I. Kiguradze and B. P˚uˇza, “On periodic solutions of systems of diﬀerential ... conditions of Theorem 1.2 are satisﬁed which guarantee the existence of at least one ω -periodic solution of 1.3 .Suppose now that u1and u2are arbitrary ω -periodic solutions of 1.3 and ... and B. P˚uˇza, “On periodic solutions of ﬁrst order nonlinear functional dif-ferential equations of non -Volterra s type,” Memoirs on Diﬀerential Equations and Mathematical Physics,vol. 24,...

báo cáo hóa học:" Research Article On Invariant Tori of Nearly Integrable Hamiltonian Systems with Quasiperiodic Perturbation" ppt

... Foundation of Nanjing University of Information Science and Technology no.20070049.References1 V. I. Arnold, “Proof of a theorem of A. N. Kolmogorov on the preservation of conditionally periodic motions ... original work is properly cited.We are concerned with the persistence of frequency of invariant tori for analytic integrableHamiltonian system with quasiperiodic perturbation. It is proved that if ... However, in the case of R¨ussmann’snondegeneracy condition, we can only get the existence of a family of invariant tori whilethere is no information on the persistence of frequency of any torus....

báo cáo hóa học:" Research Article Monotone Positive Solution of Nonlinear Third-Order BVP with Integral Boundary Conditions" potx

... problems with sign-changing nonlinearityon time scales,” Electronic Journal of Diﬀerential Equations, vol. 2007, no. 19, pp. 1–12, 2007.19 J. R. Graef and B. Yang, “Positive solutions of a third ... problem,” Journal of Mathematical Analysis and Applications, vol. 288, no. 1, pp. 1–14, 2003.3 Z. Du, W. Ge, and X. Lin, “Existence of solutions for a class of third-order nonlinear boundary ... Mass, USA, 1988.26 L. H. Erbe and H. Wang, “On the existence of positive solutions of ordinary diﬀerential equations, ”Proceedings of the American Mathematical Society , vol. 120, no. 3, pp. 743–748,...

báo cáo hóa học:" Research Article Minimal Nonnegative Solution of Nonlinear Impulsive Differential Equations on Inﬁnite Interval" pot

... pp. 438–448, 2009.24 J. Yan, “Existence of positive periodic solutions of impulsive functional diﬀerential equations with two parameters,” Journal of Mathematical Analysis and Applications, ... investigate the existence of minimal nonnegative solutionfor a class of second-order nonlinear impulsive diﬀerential equations on an inﬁnite interval with an inﬁnite number of impulsive times.Consider ... nonnegative solution of the followinginitial value problem for a second order nonlinear impulsive integrodiﬀerential equation of Volterra type on an inﬁnite interval with an inﬁnite number of impulsive...

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