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mp_units::codata::codata2014::neutron_proton_mass_difference

Synopsis

Declared in <mp-units/systems/codata/codata2014.h>

struct neutron_proton_mass_difference final :
    named_constant<
      "neutron_proton_mass_difference", mag_ratio<230557377, 100000000> * mag_power<10, -30> * one,
      (standard_uncertainty<mp_units::scaled_unit<
         mp_units::detail::unit_magnitude<power_v<2L, ratio{-38, 1}.num>{}, power_v<5L, ratio{-37, 1}.num>{}, 17L>{{}},
         mp_units::one>>){mag_ratio<85, 10> * mag_power<10, -37> * one}>

Base Classes

NameDescription
named_constant<"neutron_proton_mass_difference", mag_ratio<230557377, 100000000> * mag_power<10, -30> * one, (standard_uncertainty<mp_units::scaled_unit<mp_units::detail::unit_magnitude<power_v<2L, ratio{-38, 1}.num>{}, power_v<5L, ratio{-37, 1}.num>{}, 17L>{{}}, mp_units::one>>){mag_ratio<85, 10> * mag_power<10, -37> * one}>