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Manuscript Title: A 3+1 dimensional viscous hydrodynamic code for relativistic heavy ion collisions
Authors: Iu. Karpenko, P. Huovinen, M. Bleicher
Program title: vHLLE
Catalogue identifier: AETZ_v1_0
Distribution format: tar.gz
Journal reference: Comput. Phys. Commun. 185(2014)3016
Programming language: C++.
Computer: Any with a C++ compiler and the CERN ROOT libraries.
Operating system: Tested on GNU/Linux Ubuntu 12.04 x64 (gcc 4.6.3), GNU/Linux Ubuntu 13.10 (gcc 4.8.2), Red Hat Linux 6 (gcc 4.4.7).
RAM: Scales with the number of cells in hydrodynamic grid; 1900 Mbytes for 3D 160 x 160 x 100 grid.
Keywords: Relativistic hydrodynamics, Heavy ion collision, Quark-gluon plasma.
PACS: 25.75.Ld, 51.20.+d.
Classification: 1.5, 4.3, 12.

External routines: CERN ROOT (http://root.cern.ch), Gnuplot (http://www.gnuplot.info/) for plotting the results.

Nature of problem:
Relativistic hydrodynamical description of the 3-dimensional quark-gluon/hadron matter expansion in ultra-relativistic heavy ion collisions.

Solution method:
Finite volume Godunov-type method.

Running time:
Scales with the number of hydrodynamic cells; Typical running times on Intel(R) Core(TM) i7-3770 CPU @ 3.40GHz, single thread mode, 160 x 160 x 100 grid and p = ε/3 EoS (setup discussed in Sec. 4.4):
7.6 sec/timestep for ideal hydro evolution;
15.7 sec/timestep for viscous hydro evolution;
37 sec/timestep for tabulated EoS and ideal hydro evolution.