/usr/include/boost/units/systems/si/codata
Edit: /usr/include/boost/units/systems/si/codata/tau_constants.hpp (2565B)
// Boost.Units - A C++ library for zero-overhead dimensional analysis and
// unit/quantity manipulation and conversion
//
// Copyright (C) 2003-2008 Matthias Christian Schabel
// Copyright (C) 2008 Steven Watanabe
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_UNITS_CODATA_TAU_CONSTANTS_HPP
#define BOOST_UNITS_CODATA_TAU_CONSTANTS_HPP
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
/// \file
/// CODATA recommended values of fundamental atomic and nuclear constants
/// CODATA 2006 values as of 2007/03/30
namespace boost {
namespace units {
namespace si {
namespace constants {
namespace codata {
/// CODATA recommended values of the fundamental physical constants: NIST SP 961
/// tau mass
BOOST_UNITS_PHYSICAL_CONSTANT(m_tau,quantity,3.16777e-27*kilograms,5.2e-31*kilograms);
/// tau-electron mass ratio
BOOST_UNITS_PHYSICAL_CONSTANT(m_tau_over_m_e,quantity,3477.48*dimensionless(),5.7e-1*dimensionless());
/// tau-muon mass ratio
BOOST_UNITS_PHYSICAL_CONSTANT(m_tau_over_m_mu,quantity,16.8183*dimensionless(),2.7e-3*dimensionless());
/// tau-proton mass ratio
BOOST_UNITS_PHYSICAL_CONSTANT(m_tau_over_m_p,quantity,1.89390*dimensionless(),3.1e-4*dimensionless());
/// tau-neutron mass ratio
BOOST_UNITS_PHYSICAL_CONSTANT(m_tau_over_m_n,quantity,1.89129*dimensionless(),3.1e-4*dimensionless());
/// tau molar mass
BOOST_UNITS_PHYSICAL_CONSTANT(M_tau,quantity,1.90768e-3*kilograms/mole,3.1e-7*kilograms/mole);
/// tau Compton wavelength
BOOST_UNITS_PHYSICAL_CONSTANT(lambda_C_tau,quantity,0.69772e-15*meters,1.1e-19*meters);
} // namespace codata
} // namespace constants
} // namespace si
} // namespace units
} // namespace boost
#endif // BOOST_UNITS_CODATA_TAU_CONSTANTS_HPP