báo cáo hóa học: " Periodic solutions for nonautonomous second order Hamiltonian systems with sublinear nonlinearity" pdf

... non-autonomous second order systems. J Math Anal Appl. 202, 465–469 (1996). doi:10.1006/jmaa.1996.0327 7. Tang, CL: Periodic solutions for nonautonomous second order systems with sublinear nonlinearity. ... (2009) doi:10.1186/1687-2770-2011-23 Cite this article as: Wang and Zhang: Periodic solutions for nonautonomous second order Hamiltonian systems wit...

Ngày tải lên: 21/06/2014, 00:20

... article, we investigate the existence of infinitely many periodic solutions for some nonautonomous second- order differential systems with p (t )-Laplacian. Some multiplicity results are obtained ... 2011:33 http://www.boundaryvalueproblems.com/content/2011/1/33 Page 10 of 15 RESEARC H Open Access Infinitely many periodic solutions for some second- order differential...

Ngày tải lên: 20/06/2014, 22:20

... Provisional PDF corresponds to the article as it appeared upon acceptance. Fully formatted PDF and full text (HTML) versions will be made available soon. Homoclinic solutions of some second- order non -periodic ... of non-trivial homoclinic solutions of the following second- order non-autonomous discrete systems ∆ 2 x n−1 + A∆x n − L(n)x n + ∇W (n, x n ) = 0, n ∈ Z, without a...

Ngày tải lên: 20/06/2014, 04:20

... for a second order abstract Cauchy problem with nonlocal conditions. Electron J Differ Equ 2005, 2005(73):1-17. 6. Hernandez EM, Henríquez HR, McKibben MA: Existence of solutions for second order ... 2011 References 1. Benchohra M, Ntouyas SK: Existence of mild solutions of second order initial value problems for delay integrodifferential inclusions with nonlocal con...

Ngày tải lên: 21/06/2014, 02:20

... 3.1. Remark 3.3.IfH k (x)=x, then Equation 2 becomes difference equations with distrib- uted delays without impulses in vector form x(m +1)=Ax(m)+Bf (x(m)) + C ∞  k=1 μ k g (x(m − k)) , (24) which ... <l 0 <1. Case 1.If H im k (x 1 , x 2 )=x i for i = 1, 2 and k = 1, 2, , then Equation 25 becomes dif- ference equation with distributed delays without impulses. The parameters of Co...

Ngày tải lên: 21/06/2014, 03:20

... equation,” Dynamic Systems and Applications, vol. 6, no. 4, pp. 567–580, 1997. 3 L. Berezansky and E. Braverman, “On existence of positive solutions for linear difference equations with several delays,” ... “Existence and uniqueness of solutions to systems of delay dynamic equations on time scales,” http://arxiv.org/abs/1001.0737v3 . 6 M. Bohner, “Some oscillation criteria for...

Ngày tải lên: 21/06/2014, 11:20

... of second order neutral delay differential equations,” Advances in Dynamical Systems and Applications, vol. 3, no. 1, pp. 53–71, 2008. 16 M. Huang and W. Feng, “Oscillation for forced second- order ... and A. Zafer, “Interval oscillation criteria for second- order forced delay dynamic equations with mixed nonlinearities,” Computers and Mathematics with Applications, vol....

Ngày tải lên: 21/06/2014, 18:20

... 0. (1.13) PERIODIC SOLUTIONS OF SECOND- ORDER NONAUTONOMOUS DYNAMICAL SYSTEMS MARTIN SCHECHTER Received 13 March 2006; Rev ised 10 May 2006; Accepted 15 May 2006 We study the existence of periodic solutions ... (2.11) 8 Periodic solutions of second- order nonautonomous dynamical systems Thus by (2.22)  μ 2 − 1  r 2 ≥ 0. (2.38) If r = 0, this contradicts the fact t...

Ngày tải lên: 22/06/2014, 22:20

... Provisional PDF corresponds to the article as it appeared upon acceptance. Fully formatted PDF and full text (HTML) versions will be made available soon. Periodic solutions for a class of higher order ... Tisdell, CC: Positive periodic solutions of functional discrete systems and population model. Adv. Differ. Equ. 2005, 369–380 (2005) [13] Liu, Y: Periodic solutions of...

Ngày tải lên: 18/06/2014, 22:20