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mp_units::codata::vacuum_electric_permittivity

Synopsis

Declared in <mp-units/systems/codata/codata2022_essential.h>

struct vacuum_electric_permittivity final :
    named_constant<
      symbol_text<6UL - 1, 6UL - 1>{u8"\316\265\342\202\200", "eps_0"},
      mag_ratio<88541878188L, 10000000000L> * mag_power<10, -12> * si::farad / si::metre,
      (standard_uncertainty<mp_units::derived_unit<
         mp_units::scaled_unit<
           mp_units::detail::unit_magnitude<power_v<2L, ratio{-21, 1}.num>{}, power_v<5L, ratio{-22, 1}.num>{}, 7L>{{}},
           mp_units::si::farad>,
         mp_units::per<mp_units::si::metre>>>){mag_ratio<14, 10> * mag_power<10, -21> * si::farad / si::metre}>

Base Classes

NameDescription
named_constant<symbol_text<6UL - 1, 6UL - 1>{u8"\316\265\342\202\200", "eps_0"}, mag_ratio<88541878188L, 10000000000L> * mag_power<10, -12> * si::farad / si::metre, (standard_uncertainty<mp_units::derived_unit<mp_units::scaled_unit<mp_units::detail::unit_magnitude<power_v<2L, ratio{-21, 1}.num>{}, power_v<5L, ratio{-22, 1}.num>{}, 7L>{{}}, mp_units::si::farad>, mp_units::per<mp_units::si::metre>>>){mag_ratio<14, 10> * mag_power<10, -21> * si::farad / si::metre}>