random_mars.h
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	/* -- c++ -- ----------------------------------------------------------
	LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
	http://lammps.sandia.gov, Sandia National Laboratories
	Steve Plimpton, sjplimp@sandia.gov

	Copyright (2003) Sandia Corporation. Under the terms of Contract
	DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
	certain rights in this software. This software is distributed under
	the GNU General Public License.

	See the README file in the top-level LAMMPS directory.
	------------------------------------------------------------------------- */

	#ifndef LMP_RANMARS_H
	#define LMP_RANMARS_H

	#include "pointers.h"

	namespace LAMMPS_NS {

	class RanMars : protected Pointers {
	public:
	RanMars(class LAMMPS *, int);
	~RanMars();
	double uniform();
	double gaussian();

	private:
	int save;
	double second;
	double *u;
	int i97,j97;
	double c,cd,cm;
	};

	}

	#endif

	/* ERROR/WARNING messages:

	E: Invalid seed for Marsaglia random # generator

	The initial seed for this random number generator must be a positive
	integer less than or equal to 900 million.

	*/