mp_units::codata::codata2018::rydberg_constant¶
Synopsis¶
Declared in <mp-units/systems/codata/codata2018_essential.h>
struct rydberg_constant final :
named_constant<symbol_text<6UL - 1, 6UL - 1>{u8"R_\342\210\236", "R_inf"},
mag_ratio<10973731568160L, 1000000> * one / si::metre,
(standard_uncertainty<mp_units::derived_unit<
mp_units::scaled_unit<mp_units::detail::unit_magnitude<power_v<2L, ratio{-6, 1}.num>{}, 3L,
power_v<5L, ratio{-6, 1}.num>{}, 7L>{{}},
mp_units::one>,
mp_units::per<mp_units::si::metre>>>){mag_ratio<21, 10> * mag_power<10, -5> * one / si::metre}>