mp_units::codata::codata2014::electron_mass¶
Synopsis¶
Declared in <mp-units/systems/codata/codata2014_essential.h>
struct electron_mass final :
named_constant<
"m_e", mag_ratio<910938356, 100000000> * mag_power<10, -31> * si::kilogram,
(standard_uncertainty<mp_units::scaled_unit<
mp_units::detail::unit_magnitude<power_v<2L, ratio{-39, 1}.num>{}, power_v<5L, ratio{-39, 1}.num>{}, 11L>{{}},
mp_units::si::kilo_<mp_units::si::gram>>>){mag_ratio<11, 10> * mag_power<10, -38> * si::kilogram}>