feynlag.models.electroweak_gauge¶ feynlag.models.electroweak_gauge(gw=0.6535, g1=0.358, names=('SU2L', 'U1Y'))[source]¶ The electroweak gauge groups and their coupling parameters. Returns: (SU2L, U1Y, gw_param, g1_param) — the two GaugeGroups and their ExternalParameter couplings.