[PDF] Top 20 An Analysis of Higher Order Boundary Conditions for the Wave Equation.

... Unité de recherche INRIA Rocquencourt Domaine de Voluceau - Rocquencourt - BP 105 - 78153 Le Chesnay Cedex France Unité de recherche INRIA Lorraine : LORIA, Technopôle de Nancy-Brabois -[r] ... Voir le document complet

... lot of available theoretical results about higher order ...ABCs. The first question that was raised by Engquist and Majda in their original papers was that of the well-posedness ... Voir le document complet

... in the ”black box” K a which remain undetected by the scattering ...vanishes for all t ≥ T > 0. On the other hand, if γ(x) 6= 1, ∀x ∈ Γ, and the boundary is analytic there are ... Voir le document complet

... in the seismic wave propagation modelling context, scales much smaller than the minimum wavelength are present in the earth model in which we wish to compute ...seismograms. For many ... Voir le document complet

... consider the time-dependent linear free Schr¨ odinger equation truncated in a rectangular two-dimensional ...When the fictitious boundary has some corners, like this is the case ... Voir le document complet

... NTRODUCTION The aim of this paper is to study a wave equation in a bounded one-dimensional medium supplied with a dynamic (or kinetic) boundary condition at one ...end. The ... Voir le document complet

... Unit´e de recherche INRIA Lorraine, Technopˆole de Nancy-Brabois, Campus scientifique, ` NANCY 615 rue du Jardin Botanique, BP 101, 54600 VILLERS LES Unit´e de recherche INRIA Rennes, Ir[r] ... Voir le document complet

... For the numerical two dimensional tests, we relied on the use of classical Tikhonov-Morozov regularization strategy to solve the factorization ...handles the case of noisy ... Voir le document complet

... R´ esum´ e On ´ etudie des ´ equations de Schr¨ odinger lin´ eaires et non lin´ eaires sur un domaine Ω avec donn´ ee initiale et condition au bord de Dirichlet non nulles. Dans une premi` ere partie on ´ etudie le ... Voir le document complet

... description of the solution y ε when ε is ...example of complex models where the diffusion coefficient is very small compared to the ...mind the Stokes system where ε stands ... Voir le document complet

... School of Mathematics and Statistics, and Hubei Key Laboratory of Computational Science, Wuhan University, Wuhan 430072, China Abstract A general method is proposed to build exact artificial boundary ... Voir le document complet

... picture of the wave field in a stationary regime are shown in figure 4 for two different boundary conditions: beach (top) or wall ...observation of the wave ... Voir le document complet

... in the literature. In [13] (see also [5, Section 2.4]), the author proved a uniform observability result by eliminating short wave length components of the whole solution for ... Voir le document complet

... the linear wave equation with Coriolis force Emmanuel Audusse, Minh Hieu Do, Pascal Omnes, Yohan Penel Abstract The shallow water equations can be used to model many phenomena in geophysical ... Voir le document complet

... INTRODUCTION The study of wave propagation in complicated structures can be achieved in the high frequency (or small wavelength) limit by considering the dynamics of ...rays. ... Voir le document complet

... investigate the space-time fluctuations of the microscopic density fluctuation field, and to prove that, when prop- erly recentered, the latter is close in the macroscopic limit to a ... Voir le document complet

... by the study of a similar strategy as in [1], where a finite difference semi-discrete scheme for the approximation of the boundary controls of a 1- D ... Voir le document complet

... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ... Voir le document complet

... prove the existence of non-negative solutions for a non-local higher order degenerate parabolic equation arising in the mod- eling of hydraulic ...fractures. ... Voir le document complet

... to the right. In what follows, we will consider only well-typed terms. The type system assigns types to all the syntactic constructions of the language and ensures that a program does ... Voir le document complet