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lemma proved term proof

acceptable_leptons

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formal statement (Lean)

  48@[simp] lemma acceptable_leptons : acceptable leptonsWitness 0 0 := by

proof body

Term-mode proof.

  49  refine And.intro ?hzs ?hchi
  50  · intro e he
  51    rcases he with he | he | he
  52    · simp [z_e_zero]
  53    · cases he with
  54      | inl h => simp [h, z_mu_zero]
  55      | inr h => cases h
  56    · cases he
  57  · simpa using chi2_leptons_zero
  58
  59/-! Quark witnesses (approximate PDG central values, GeV). -/

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