Results 21 to 30 of about 1,212,620 (281)

Stable radiation-controlling boundary conditions for the generalized harmonic Einstein equations [PDF]

open access: yes, 2006
This paper is concerned with the initial-boundary value problem for the Einstein equations in a first-order generalized harmonic formulation. We impose boundary conditions that preserve the constraints and control the incoming gravitational radiation by ...
Alcubierre M   +20 more
core   +2 more sources

Integrable initial-boundary-value problems

open access: yesTheoretical and Mathematical Physics, 1991
Latex file, The talk on the International Conference: Nonlinear Physics: Theory and Experiment, II Gallipoli, Lecce, (Italy) June 27-July 6 ...
openaire   +3 more sources

Semigroups for Initial-Boundary Value Problems

open access: yes, 2003
We review the theory of one-sided coupled operator matrices with a focus on evolution equations with inhomogeneous boundary conditions. (The original article had no abstract.)
Kramar, Marjeta   +2 more
openaire   +2 more sources

Initial-boundary value problems for the defocusing nonlinear Schr\"odinger equation in the semiclassical limit [PDF]

open access: yes, 2014
Initial-boundary value problems for integrable nonlinear partial differential equations have become tractable in recent years due to the development of so-called unified transform techniques.
Miller, Peter D., Qin, Zhenyun
core   +2 more sources

Light-Front Quantisation as an Initial-Boundary Value Problem

open access: yes, 1993
In the light front quantisation scheme initial conditions are usually provided on a single lightlike hyperplane. This, however, is insufficient to yield a unique solution of the field equations.
C. Dietmaier   +35 more
core   +1 more source

On Recovering the Shape of a Domain from the Trace of the Heat Kernel [PDF]

open access: yes, 2005
The problem of recovering geometric properties of a domain from the trace of the heat kernel for an initial-boundary value problem arises in NMR microscopy and other applications. It is similar to the problem of ``hearing the shape of a drum'', for which
Schuss, Z., Spivak, A.
core   +2 more sources

Mixed Initial-Boundary Value Problem for the Capillary Wave Equation

open access: yesAdvances in Mathematical Physics, 2016
We study the mixed initial-boundary value problem for the capillary wave equation: iut+u2u=∂x3/2u,  t>0,  x>0;  u(x,0)=u0(x),  x>0; u(0,t)+βux(0,t)=h(t),  t>0, where ∂x3/2u=(1/2π)∫0∞sign⁡x-y/x-yuyy(y) dy.
B. Juarez Campos   +2 more
doaj   +1 more source

A Two-Dimensional Nonlocal Fractional Parabolic Initial Boundary Value Problem

open access: yesAxioms
In this paper, we investigate a two-dimensional singular fractional-order parabolic partial differential equation in the Caputo sense. The partial differential equation is supplemented with Dirichlet and weighted integral boundary conditions.
Said Mesloub   +2 more
doaj   +1 more source

Initial value problem for the free boundary magnetohydrodynamics with zero magnetic boundary condition

open access: yes, 2017
We show local existence and uniqueness of plasma(fluid)-vaccum free boundary problem of magnetohydrodynamic flow in three-dimensional space with infinite depth setting when magnetic field is zero on the free boundary.
Lee, Donghyun
core   +1 more source

The initial boundary value problem of a mixed-typed hemivariational inequality

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2001
A mixed-typed differential inclusion with a weakly continuous nonlinear term and a nonmonotone discontinuous nonlinear multi-valued term is studied, and the existence and decay of solutions are established.
Guo Xingming
doaj   +1 more source

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