Boost C++ Libraries

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This is the documentation for a snapshot of the master branch, built from commit dd85cafccc.
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Function BOOST_UNITS_PHYSICAL_CONSTANT

boost::units::si::constants::codata::BOOST_UNITS_PHYSICAL_CONSTANT — CODATA recommended values of the fundamental physical constants: NIST SP 961.

Synopsis

// In header: <boost/units/systems/si/codata/alpha_constants.hpp>


 BOOST_UNITS_PHYSICAL_CONSTANT(m_alpha, quantity< mass >, 
                               6.64465620e-27 * kilograms, 
                               3.3e-34 * kilograms);

Description

alpha particle mass


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