a suficient condition for the existence of periodic solution for a reation diffusion equation with infinite delay

... showing it to be the aldosterone synthase of the guinea pig It was interesting to note that CYP11B2 of the guinea pig had a considerably higher enzymatic activity in terms of 11b-hydroxylated ... 11bhydroxylase activity of CYP11B1 was strongly reduced (Fig 5), whereas that of the aldosterone synthase was basically unaffected, while the 18-hydroxla...

Ngày tải lên: 22/02/2014, 07:20

Ngày tải lên: 22/03/2014, 11:20

... APPROVAL Name: Lily Yi-Ting Lai Degree: Master of Science Title of Thesis: Influential Marketing: A New Direct Marketing Strategy Addressing the Existence of Voluntary Buyers Examining ... really the case? Remember that ultimately, the goal of a direct marketing campaign is to maximize the net profit An implicit assumption made by the traditional...

Ngày tải lên: 23/03/2014, 04:21

... of Diffr (M ) Another justification for considering diffeomorphisms in Euclidean space is that the problem of exponential/ superexponential growth of the number of periodic points Pn (f ) for a prevalent ... exponential function of the period The notion of a flat critical point used in [MMS] is a nonstandard one from the point of view of singularity theo...

Ngày tải lên: 29/03/2014, 07:20

... life Since they did not know muchabout disease their lack of knowledge of diseases and their lack of medical practitionersin these remote areas would give the perfect opportunity for their superstitious ... stories described the vampires as giving off a greenish glow Victims ofthis disease are likely to be deformed in other ways as well but usually in the facial area.Because...

Ngày tải lên: 02/04/2014, 17:58

... Vasundhara Devi, Theory of Fractional Dynamic Systems, Cambridge Academic, Cambridge, UK, 2009 V Lakshmikantham and A S Vatsala, “Basic theory of fractional differential equations,” Nonlinear Analysis ... 2391–2396, 2009 17 H A H Salem, “On the nonlinear Hammerstein integral equations in Banach spaces and application to the boundary value problem of fractional ord...

Ngày tải lên: 21/06/2014, 05:20

... discussions were for boundary value problems of ordinary differential equation This paper studies the existence of solutions for the nonlinear two-point dynamic boundary value problem on time ... solution x t to the boundary value problem xΔΔ t λf t, xσ t , xΔ t , xΔ a 0, t ∈ a, ρ2 b Ì, x b Then the boundary value problem 1.2 has at least one solution...

Ngày tải lên: 21/06/2014, 05:20

... ones to the problem of finding periodic solutions for a related system of ordinary differential equations Then variational method was applied to study the related systems and the existence of periodic ... Academy of Sciences of the United States of America, vol 40, no 4, pp 708–713, 1954 T Furumochi, Existence of periodic solutions of one-dimensional diff...

Ngày tải lên: 21/06/2014, 20:20

... sufficient and necessary conditions to guarantee the existence of positive solutions for singular boundary value problem on time scales So it is interesting and important to discuss these problems ... necessary and sufficient condition for the existence of Cld 0, T as well as Cld 0, T positive solutions is given by constructing upper and lower solutio...

Ngày tải lên: 21/06/2014, 20:20

... Problems, vol 2009, Article ID 708576, 11 pages, 2009 M Benchohra, A Cabada, and D Seba, “An existence result for nonlinear fractional differential equations on Banach spaces,” Boundary Value Problems, ... Diethelm and N J Ford, “Analysis of fractional differential equations,” Journal of Mathematical Analysis and Applications, vol 265, no 2, pp 229–248, 2002 16 K Diethelm and...

Ngày tải lên: 21/06/2014, 20:20

... Bohner and A Peterson, Dynamic Equations on Time Scales: An Introduction with Applications, Birkh¨ user, Boston, Mass, USA, 2001 a 14 E R Kaufmann and Y N Raffoul, Periodic solutions for a neutral ... nonlinear dynamical equation on a time scale,” Journal of Mathematical Analysis and Applications, vol 319, no 1, pp 315–325, 2006 15 R E Gaines and J L Mawhin, Coincidence...

Ngày tải lên: 22/06/2014, 11:20

... method for investigating the rate and profile of blowup of solutions of diffusion equations with nonlocal reaction terms He obtained the uniform blow-up rate and blowup profile for large classes of equations ... investigate problem with nonlocal source and nonlocal boundary, which is a combination of the work of [4] and that of [6–8, 12] Precisely, we are interested i...

Ngày tải lên: 22/06/2014, 19:20

... theory with applications in nonlinear analysis., Journal of Computational and Applied Mathematics 113 (2000), no 1-2, 255–265 , Oscillation properties of a logistic equation with several delays, ... Israel E-mail address: brznsky@cs.bgu.ac.il E Braverman: Department of Mathematics and Statistics, University of Calgary, 2500 University Drive N.W., Calgary, Alberta T2N 1N4,...

Ngày tải lên: 22/06/2014, 22:20

... (3.3) Proof of Theorem 1.1 In the proof of Theorem 1.1, we need the following estimate Lemma 4.1 If uλ is a solution (positive) of problem T0 , then uλ ≤ C for all λ ≥ 0, where C > is a constant that ... following meanings: L is the length of the string, h is the area of cross-section, E is the Young modulus of the material, ρ is the mass density and P0 is the...

Ngày tải lên: 22/06/2014, 22:20

... b(i) is the number of times the integer i occurs in the sequence T Note that the sum of all b(i), ≤ i ≤ n, is equal to l, the length of T A simple proof for the existence of exponentially balanced ... like the proof in [10], but much simpler the electronic journal of combinatorics 12 (2005), #N19 Proof: We accomplish the proof using the principle...

Ngày tải lên: 07/08/2014, 08:22