free sample letter of recommendation for a friend

Ngày tải lên: 07/08/2014, 21:21

Ngày tải lên: 21/01/2014, 18:20

... hand a choice of a Cartan subalgebra t⊆b defines an 4 An action of a Lie algebra a on a variety X is an action of a on O X by derivations. Equivalently, it is a Lie algebra homomorphism from a to ... sufficiently large positive characteristic. Next, one finds that for any smooth variety this algebra of differential operators is an Azumaya algebra on the cotangent bundle. In the case of the flag variety ... Azumaya algebras  D X and τ ∗ ν (  D X ) are canonically equivalent. Proof. Recall that to establish an equivalence between two Azumaya al- gebras A, A  on a scheme Y (i.e. an equivalence between...

Ngày tải lên: 16/02/2014, 06:20

... Though individuals may care passionately about the threat of global warming, Ackerman argues that it is far more difficult to mobilize individual action on this issue because it is hard to have an immediate, ... experimental setting, Dawes (1980), Isaac and Walker (1988b), and Isaac et al. (1985) demonstrate that nonbinding communication among a small number of individuals can reduce free riding. In effect, in a small ... products: Marketers should also explore offering an array of “green” services and products, each of which may have a different mix of private and public attributes that appeal to different market...

Ngày tải lên: 16/03/2014, 01:20

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Ngày tải lên: 22/03/2014, 11:20

... each year. save2buy / Mortgage Saver / HeadStart / EasiSaver Accounts Not available for new applicants Gross*% All balances 0.10 Pace / Beanstalk / Scene / Regular Savings Account / Agent Saver ... more than two withdrawals from the BonusInterest Account are made in a calendar year an additional interest bonus of 0.25% will be paid, calculated on the average daily balance in the account ... Agent Saver / Instant Access / Regular Saver / Tusa Accounts Not available for new applicants Gross*% All balances 0.01 Save Direct Account Not available for new applicants Gross*% e0.01...

Ngày tải lên: 29/03/2014, 01:20

... for the 1D analog (1.6). The system (1.4) and (1.5) with σ = 0 has the very interesting property of being ill-posed for general initial data. A linear analysis of small perturbations of planar ... R 1−α Λ 1 2 + α 2 θ 2 L 2 , Annals of Mathematics Formation of singularities for a transport equation with nonlocal velocity By Antonio C´ordoba, Diego C´ordoba, and Marco A. Fontelos 1380 ANTONIO ... 715–724. FORMATION OF SINGULARITIES FOR A TRANSPORT EQUATION 1379 numerical results showed that, up to very high values of k, this asymptotic behavior is compatible with the formation of a curvature...

Ngày tải lên: 29/03/2014, 07:20

... accumulation of fat mass remains to be determined. Available epidemiological data addressing the impli- cation of PAH, in general, as a causal factor in the pathogeny of metabolic disorders are currently ... incubated with the indicated concentrations of ACTH. In six separate experiments, the mean FFA concentration measured in the incubation media in absence of any pharmacological agents (basal lipolysis) ... unlike b-adrenergic and ACTH receptors that contain seven transmembrane spanning domains, the ANP receptor (NPR -A) is a guanyl cyclase that contains only a single transmembrane spanning domain [27]. We...

Ngày tải lên: 30/03/2014, 11:20

... proposeafrailtymodeldevel- oped from factor analysis (FA), a rob ust analytical tech- nique which uses latent variables as a means of data reduction to represent a wide range of attributes/varia- bility ... extracted from the BWHHS database and recoded into binary categorical variables. This model derived from the BWHHS data was repli- cated using data from the “usual care” arm of a large Kamaruzzaman ... Programme and the British Heart Foundation. Shahrul Kamaruzzaman is a Senior Lecturer in Geriatric Medicine at the Department of Medicine, Faculty of Medicine at the University of Malaya, Kuala...

Ngày tải lên: 20/06/2014, 15:20

... and polynomial decay for a quasilinear viscoelastic problem. Nonlinear Anal. 68, 785–793 (2007) 8. Messaoudi, SA: General decay of solutions of a viscoelastic equation. J. Math. Anal. Appl. 341, ... Numerical Simulation of Large Scale Complex Systems, School of Mathematical Sciences, Nanjing Normal University, Nanjing 210046, PR China Full list of author information is available at the end of ... displacements of waves. This problem arises in the theory of vis- coelastic and describes the interaction of two scalar fields, we can refer to Cavalcanti et al. [1], Messaoudi and Tatar [2], Renardy et al....

Ngày tải lên: 21/06/2014, 00:20

... Mathematics, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, P. R. China ∗ Corresponding author: wang-fanglei@hotmail.com Email address: YA: anykna@nuaa.edu.cn Abstract This article ... (1). By an analogous way we know there exists at least one negative solution, which is a nontrivial critical point of I − Hence, Equation (1) admits at least a positive solution and a negative ... Provisional PDF corresponds to the article as it appeared upon acceptance. Fully formatted PDF and full text (HTML) versions will be made available soon. Existence and multiplicity of solutions for a...

Ngày tải lên: 21/06/2014, 17:20

... −div(|∇u| p(x)−2 ∇u) is said to be the p(x)-Laplacian, and becomes p- Laplacian when p(x) ≡ p (a constant). The p(x)-Laplacian possesses more complicated nonlinearities than the p-Laplacian; for example, it ... Theory and Nonlinear Boundary Value Problems. Chapman and Hall/CRC, Boca Raton (2005) [34] Zhao, JF: Structure Theory of Banach Spaces (in Chinese). Wuhan University Press, Wuhan (1991) [35] Garcia ... manuscript. RM participated in the design of the study. All authors read and approved the final manuscript. Acknowledgement The authors are very grateful to the anonymous referees for their valuable suggestions. Research...

Ngày tải lên: 21/06/2014, 17:20

... difference equations,” Journal of Mathematical Analysis and Applications, vol. 322, no. 2, pp. 930–956, 2006. 13 E. Thandapani and I. M. Arockiasamy, “Fourth-order nonlinear oscillations of difference ... Applicable Analysis, vol. 59, no. 1–4, pp. 225–231, 1995. 6 Z. Bai and H. Wang, “On positive solutions of some nonlinear fourth-order beam equations,” Journal of Mathematical Analysis and Applications, ... existence of solutions for the boundary value problems of fourth-order differential equations. Because of applications in many areas for difference equations, in recent years, there has been an increased...

Ngày tải lên: 21/06/2014, 20:20

... T D is Headquarter t r Pigeon Pigeon Disaster areaA Figure 1: System view of headquarter and disaster area. also called the deadline of a message in the following part of this paper. A key question ... fixed at 4 hours and the effect of size of disaster area is shown. When the disaster area is very small, ρ Max can be as large as 0.81; as the size of disaster area increases, the incurred travel ... point 605040302010 Arrival rate of messages Simulation result Analytical result Deadline 0 1 2 3 4 5 Averagedelayoftheheadmessage (b) Multiple pickup points Figure 3: Comparison of delay for on-demand strategy. 9080706050403020 Number...

Ngày tải lên: 21/06/2014, 23:20

... 2005. 17 X L. Fan, Q. Zhang, and D. Zhao, “Eigenvalues of px-Laplacian Dirichlet problem,” Journal of Mathematical Analysis and Applications, vol. 302, no. 2, pp. 306–317, 2005. 18 X L. Fan, “Solutions ... of Mathematical Analysis and Applications, vol. 262, no. 2, pp. 749–760, 2001. 3 X L. Fan and D. Zhao, “On the spaces L px and W m,px ,” Journal of Mathematical Analysis and Applications, vol. ... capacity,” Taiwanese Journal of Mathematics, vol. 12, no. 3, pp. 101–108, 2008. 6 E. Acerbi and G. Mingione, “Regularity results for stationary electrorheological fluids,” Archive for Rational...

Ngày tải lên: 22/06/2014, 03:20

... of Mathematical Analysis and Applications, vol. 333, no. 2, pp. 591–603, 2007. 12 Q. Zhang, “Existence of radial solutions for px-Laplacian equations in R N ,” Journal of Mathematical Analysis and ... Methods & Applications, vol. 52, no. 2, pp. 585–594, 2003. 6 X L. Fan, Q. Zhang, and D. Zhao, “Eigenvalues of px-Laplacian Dirichlet problem,” Journal of Mathematical Analysis and Applications, ... “Regularity results for a class of functionals with non-standard growth,” Archive for Rational Mechanics and Analysis , vol. 156, no. 2, pp. 121–140, 2001. 2 Y. Chen, S. Levine, and M. Rao, “Variable...

Ngày tải lên: 22/06/2014, 03:20

... “Periodic solutions of evolution m-laplacian equations with a nonlinear convec- tion term,” International Journal of Mathematics and Mathematical Sciences, vol. 2007, Article ID 27368, 10 pages, 2007. Wenjun ... Department of Mathematics, Southeast University, Nanjing 210096, China; College of Mathematics and Physics, Nanjing University of Information Science and Technology, Nanjing 210044, China Email ... Mathematical Analysis and Applications, vol. 228, no. 2, pp. 483–494, 1998. [7] S. L. Chen, “The extinction behavior of the solutions for a class of reaction-diffusion equations,” Applied Mathematics and...

Ngày tải lên: 22/06/2014, 18:20

Ngày tải lên: 22/06/2014, 19:20

Ngày tải lên: 22/06/2014, 22:20

Ngày tải lên: 22/06/2014, 22:20