Results 11 to 20 of about 93,562 (275)

Event and Apparent Horizon Finders for 3+1 Numerical Relativity [PDF]

open access: yesLiving Reviews in Relativity, 2007
Event and apparent horizons are key diagnostics for the presence and properties of black holes. In this article I review numerical algorithms and codes for finding event and apparent horizons in numerically-computed spacetimes, focusing on calculations ...
Thornburg Jonathan
doaj   +2 more sources

Introduction to Numerical Relativity [PDF]

open access: yesFrontiers in Astronomy and Space Sciences, 2020
Numerical Relativity is a multidisciplinary field including relativity, magneto-hydrodynamics, astrophysics and computational methods, among others, with the aim of solving numerically highly-dynamical, strong-gravity scenarios where no other ...
Carlos Palenzuela
doaj   +3 more sources

Numerical relativity and compact binaries [PDF]

open access: yesPhysics Reports, 2003
122 pages, 19 figures; review article to appear in Physics ...
Thomas W Baumgarte
exaly   +4 more sources

The status of numerical relativity [PDF]

open access: yesGeneral Relativity and Gravitation, 2004
Numerical relativity has come a long way in the last three decades and is now reaching a state of maturity. We are gaining a deeper understanding of the fundamental theoretical issues related to the field, from the well posedness of the Cauchy problem ...
Alcubierre, Miguel
core   +2 more sources

A Radiation Scalar for Numerical Relativity [PDF]

open access: yesPhysical Review Letters, 2002
This letter describes a scalar curvature invariant for general relativity with a certain, distinctive feature. While many such invariants exist, this one vanishes in regions of space-time which can be said unambiguously to contain no gravitational ...
A. Ashtekar   +8 more
core   +6 more sources

New Formalism for Numerical Relativity [PDF]

open access: yesPhysical Review Letters, 1995
We present a new formulation of the Einstein equations that casts them in an explicitly first order, flux-conservative, hyperbolic form. We show that this now can be done for a wide class of time slicing conditions, including maximal slicing, making it ...
A. E. Fischer   +18 more
core   +3 more sources

Numerical Hydrodynamics in General Relativity

open access: yesLiving Reviews in Relativity, 2003
The current status of numerical solutions for the equations of ideal general relativistic hydrodynamics is reviewed. With respect to an earlier version of the article, the present update provides additional information on numerical schemes, and extends ...
Font José A.
doaj   +2 more sources

Approximate Black Holes for Numerical Relativity [PDF]

open access: yesPhysical Review D, 1996
Spherically symmetric solutions in Brans-Dicke theory of relativity with zero coupling constant, $\omega=0$, are derived in the Schwarzschild line-element. The solutions are obtained from a cubic transition equation with one small parameter. The exterior
van Putten, Maurice H. P. M.
core   +6 more sources

Numerical Hydrodynamics in Special Relativity

open access: yesLiving Reviews in Relativity, 2003
This review is concerned with a discussion of numerical methods for the solution of the equations of special relativistic hydrodynamics (SRHD). Particular emphasis is put on a comprehensive review of the application of high-resolution shock-capturing ...
Martí José Maria, Müller Ewald
doaj   +2 more sources

Numerical Hydrodynamics and Magnetohydrodynamics in General Relativity

open access: yesLiving Reviews in Relativity, 2008
This article presents a comprehensive overview of numerical hydrodynamics and magnetohydrodynamics (MHD) in general relativity. Some significant additions have been incorporated with respect to the previous two versions of this review (2000, 2003), most ...
Font José A.
doaj   +2 more sources

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