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mp_units::codata::codata2018::helion_mass

Synopsis

Declared in <mp-units/systems/codata/codata2018.h>

struct helion_mass final :
    named_constant<
      "m_h", mag_ratio<50064127796L, 10000000000L> * mag_power<10, -27> * si::kilogram,
      (standard_uncertainty<mp_units::scaled_unit<
         mp_units::detail::unit_magnitude<power_v<2L, ratio{-37, 1}.num>{}, 3L, power_v<5L, ratio{-36, 1}.num>{}>{{}},
         mp_units::si::kilo_<mp_units::si::gram>>>){mag_ratio<15, 10> * mag_power<10, -36> * si::kilogram}>

Base Classes

NameDescription
named_constant<"m_h", mag_ratio<50064127796L, 10000000000L> * mag_power<10, -27> * si::kilogram, (standard_uncertainty<mp_units::scaled_unit<mp_units::detail::unit_magnitude<power_v<2L, ratio{-37, 1}.num>{}, 3L, power_v<5L, ratio{-36, 1}.num>{}>{{}}, mp_units::si::kilo_<mp_units::si::gram>>>){mag_ratio<15, 10> * mag_power<10, -36> * si::kilogram}>