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theorem proved tactic proof

rs_hierarchy

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formal statement (Lean)

 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)

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