Norm residue isomorphism theorem

Template:Tnavbar-header		Symbol	Value (SI units)	Relative Standard Uncertainty
Bohr radius		$a_{0}=\alpha /4\pi R_{\infty }\,$	5.291 772 1092(17) × 10−11 m	3.2 × 10−9
classical electron radius		$r_{\mathrm {e} }=e^{2}/4\pi \varepsilon _{0}m_{e}c^{2}\,$	2.817 940 3267(27) × 10−15 m	9.7 × 10−10
electron mass		$m_{\mathrm {e} }\,$	9.109 382 91(40) × 10−31 kg	4.4 × 10−8
Fermi coupling constant		$G_{\mathrm {F} }/(\hbar c)^{3}$	1.166 364(5) × 10−5 GeV−2	4.3 × 10−6
fine-structure constant		$\alpha =\mu _{0}e^{2}c/2h=e^{2}/4\pi \varepsilon _{0}\hbar c\,$	7.297 352 5698(24) × 10−3	3.2 × 10−10
Hartree energy		$E_{\mathrm {h} }=2R_{\infty }hc\,$	4.359 744 34(19) × 10−18 J	4.4 × 10−8
proton mass		$m_{\mathrm {p} }\,$	1.672 621 777(74) × 10−27 kg	4.4 × 10−8
quantum of circulation		$h/2m_{\mathrm {e} }\,$	3.636 947 5520(24) × 10−4 m² s−1	6.5 × 10−10
Rydberg constant		$R_{\infty }=\alpha ^{2}m_{\mathrm {e} }c/2h\,$	10 973 731.568 539(55) m−1	5.0 × 10−12
Thomson cross section		$(8\pi /3)r_{\mathrm {e} }^{2}$	6.652 458 734(13) × 10−29 m²	1.9 × 10−9
weak mixing angle		$\sin ^{2}\theta _{\mathrm {W} }=1-(m_{\mathrm {W} }/m_{\mathrm {Z} })^{2}\,$	0.2223(21)	9.5 × 10−3