The modified Rusanov scheme for solving the ultra-relativistic Euler equations

K Mohamed, MAE Abdelrahman - European Journal of Mechanics-B/Fluids, 2021 - Elsevier
We consider the ultra-relativistic Euler equations for an ideal gas, which are described in
terms of the pressure p and the spatial part u∈ R 3 of the dimensionless four-velocity. We …

The ultra‐relativistic Euler equations

MAE Abdelrahman, M Kunik - Mathematical Methods in the …, 2015 - Wiley Online Library
We study the ultra‐relativistic Euler equations for an ideal gas, which is a system of
nonlinear hyperbolic conservation laws. We first analyze the single shocks and rarefaction …

Kinetic schemes for the relativistic gas dynamics

M Kunik, S Qamar, G Warnecke - Numerische Mathematik, 2004 - Springer
A kinetic solution for the relativistic Euler equations is presented. This solution describes the
flow of a perfect gas in terms of the particle density n, the spatial part of the four-velocity u …

Non-relativistic global limits of entropy solutions to the isentropic relativistic Euler equations

Y Li, Y Geng - Zeitschrift für angewandte Mathematik und Physik …, 2006 - Springer
We consider in this paper the relativistic Euler equations in isentropic fluids with the
equation of state p= κ 2 ρ, where κ, the sound speed, is a constant less than the speed of …

Local smooth solutions to the 3-dimensional isentropic relativistic Euler equations

Y Geng, Y Li - Chinese Annals of Mathematics, Series B, 2014 - Springer
The authors consider the local smooth solutions to the isentropic relativistic Euler equations
in (3+ 1)-dimensional space-time for both non-vacuum and vacuum cases. The local …

A Runge–Kutta discontinuous Galerkin method for the Euler equations

H Tang, G Warnecke - Computers & fluids, 2005 - Elsevier
This paper presents a Runge–Kutta discontinuous Galerkin (RKDG) method for the Euler
equations of gas dynamics from the viewpoint of kinetic theory. Like the traditional gas …

A high-order kinetic flux-splitting method for the relativistic magnetohydrodynamics

S Qamar, G Warnecke - Journal of Computational Physics, 2005 - Elsevier
In this paper we extend the special relativistic hydrodynamic (SRHD) equations [LD Landau,
EM Lifshitz, Fluid Mechanics, Pergamon, New York, 1987] and as a limiting case the ultra …

The space–time CESE method for solving special relativistic hydrodynamic equations

S Qamar, M Yousaf - Journal of Computational Physics, 2012 - Elsevier
The special relativistic hydrodynamic equations are more complicated than the classical
ones due to the nonlinear and implicit relations that exist between conservative and primitive …

Second-order accurate kinetic schemes for the ultra-relativistic Euler equations

M Kunik, S Qamar, G Warnecke - Journal of Computational Physics, 2003 - Elsevier
A second-order accurate kinetic scheme for the numerical solution of the relativistic Euler
equations is presented. These equations describe the flow of a perfect fluid in terms of the …

Selected initial and boundary value problems for hyperbolic systems and kinetic equations

M Kunik - 2019 - repo.bibliothek.uni-halle.de
In dieser Arbeit sollen mathematische Studien hyperbolischer Systeme von
Erhaltungsgleichungen mit ausgewählten physikalischen Anwendungen verbunden …