179theorem rs_hierarchy : 180 -- Basic fact: v << M_Planck (about 10^17 ratio) 181 -- We prove the ratio is indeed very large 182 let M_Planck : ℝ := 1.22e19 -- GeV
proof body
Tactic-mode proof.
183 vev_observed / M_Planck < 1e-15 := by 184 unfold vev_observed 185 norm_num 186 187/-! ## Goldstone Bosons -/ 188 189/-- When symmetry breaks, Goldstone bosons appear: 190 191 SU(2)_L × U(1)_Y → U(1)_EM 192 193 Three symmetries are broken → three Goldstone bosons. 194 195 These become the longitudinal components of W⁺, W⁻, Z⁰! -/
depends on (15)
Lean names referenced from this declaration's body.