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/*
This file is part of LPIC++, a particle-in-cell code for
simulating the interaction of laser light with plasma.
Copyright (C) 1994-1997 Roland Lichters
LPIC++ is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
//////////////////////////////////////////////////////////////////////////////////////////
//
// physical constants in SI units
// mathematical constants
// common definitions
// common procedures
//
//////////////////////////////////////////////////////////////////////////////////////////
#ifndef COMMON_H
#define COMMON_H
#include <config.h>
#define C 2.9979246e+8 // m/s velocity of light in vacuum
#define E 1.6021773e-19 // C electron charge
#define M 9.1093897e-31 // kg electron mass
#define EPS 8.8541878e-12 // C/Vm dielectric permability
#define EV 1.6021773e-19 // J electron volt
#define HB 1.0545727e-34 // Js Planck's h/2pi
#define AB 5.2917726e-11 // m Bor radius
#define EN 4.3597483e-18 // J atomic energy unit = 2 * 13.6 eV
#define TI 2.4188843e-17 // s atomic time unit = HB / EN
#define PI M_PI
#define TINY 1e-10
#define filename_size 100
inline double sqr(double x) { return (x*x); }
#endif
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