lemma
proved
term proof
phi43_lt
show as:
view Lean formalization →
formal statement (Lean)
287private lemma phi43_lt : Constants.phi ^ (43 : ℕ) < (970320000 : ℝ) := by
proof body
Term-mode proof.
288 rw [phi_eq_goldenRatio]; exact Numerics.phi_pow43_lt
289
290/-- The proton binding-energy prediction lies in (969, 970.4) MeV. -/