[PDF] Top 20 sigma06-046. 298KB Jun 04 2011 12:09:51 AM

... However, there are alternatives to this method. Since any quantum system interacts with environment, it can not be in a pure state, and averaging over all field configurations should be performed taking into account ... Lihat dokumen lengkap

... For example, the Poncelet theorem says then that the periodicity property of the John algorithm depends only on equation of the bi-quadratic curve 3 and does not depend on the choice of [r] ... Lihat dokumen lengkap

... 4, 12] (see also the recent paper by Hallnas and Lang- mann [13], who briefly review this and some other approaches, including their own new solution algorithm for solving (1)) or by employing its underlying S N ... Lihat dokumen lengkap

... There has been much recent interest in the close relation between integrable partial differential equations and the differential geometry of plane and space curves (see [10, 11, 12, 13, 20] for an overview and ... Lihat dokumen lengkap

... Such approach was originally based on the graded loop algebras e g = L(g) = g ⊗ P (λ, λ −1 ) [3, 4, 5, 6] that possess decompositions into sums of two subalgebras. In our previous papers [8, 9, 10, 11, 12] it was ... Lihat dokumen lengkap

... 3 On ∗-wildness of the description problem for transitive systems of n subspaces for n ≥ 5 3.1 On ∗-wildness of the description problem for transitive systems that correspond to orthog[r] ... Lihat dokumen lengkap

... 5 Initially P-invariant electroweak model with the light massless axial gauge boson Look at the parameters of the local group of the secondary symmetry, which are listed in the previou[r] ... Lihat dokumen lengkap

... The methods developed in this paper can be applied to larger classes of partial differential equations with a small parameter, not only to the evolution ones. For instance, in the paper [12] it is shown that ... Lihat dokumen lengkap

... Remark 4. The known reduced-rank transforms based on the Volterra polynomial structure [16, 27, 29] require the computation of a covariance matrix similar to E vv , where v = [v 1 , . . . , v p ] T , but for p = N where ... Lihat dokumen lengkap

... As we already mentioned, the important merit of the equation 2 and the corresponding Hamiltonian system T∗ LG, ωc+cωm, Hmb is the fact that they enable us to find an infinite-dimensiona[r] ... Lihat dokumen lengkap

... We describe two different chaotic regimes and show that the type of chaos in this model depends on the scalar field potential.. We have found also that for sufficiently steep potentials [r] ... Lihat dokumen lengkap

... However, as far as we know, the construction of the GKC potential on S N and H N as well as which are the corresponding SW and GKC systems on the relativistic spacetimes of constant curvature is still lacking, that is, ... Lihat dokumen lengkap

... Key words: Lie point symmetries; partial differential equations; plasma physics 2000 Mathematics Subject Classification: 35A30; 35Q60; 22E70 1 Introduction The theory of plasma physic[r] ... Lihat dokumen lengkap

... The Skyrme–Faddeev–Niemi (SFN) model which is an O(3) σ model in three dimensional space up to fourth-order in the first derivative has topological soliton solutions with torus or knot-like structure. The model was ... Lihat dokumen lengkap

... intensity and Kr 3+ ions with lower intensity in comparison with the corresponding results from 3p vacancy. The intensities of doubly and triply charged ions are 66 % and 35 %, respectively. It is important to mention ... Lihat dokumen lengkap

... where ξ, η, τ and φ are functions of x, y, t and u. The method for the determination of the coefficients of the vector field V is algorithmic [12]. Applying this to (6) gives an overdetermined set of linear ... Lihat dokumen lengkap

... it can be easily shown that having the operator gauge invariance of EM fields strength tensor is not sufficient for Maxwell’s equations to be operator gauge invariant.. Here, we extend t[r] ... Lihat dokumen lengkap

... In this note we show that if one takes a Lax matrix of the Kowalevskiso4 gyrostat in the symmetric form L = Yc1/2 ·L0·Yc1/2 and makes a trigonometric change of spectral parameter it rest[r] ... Lihat dokumen lengkap

... In our previous paper [1] we found a class of quantum spin 12 XZ-type systems on the hyper-cubic lattice Zd with a Gibbsian ground state, characterized by the classical spin potential e[r] ... Lihat dokumen lengkap

... Key words: diffusion equations; equivalence transformations; linearization 2000 Mathematics Subject Classification: 35A30; 58J70; 58J72; 92B05 1 Introduction Whilst systems of pure di[r] ... Lihat dokumen lengkap