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lemma proved term proof

step_e_mu_bounds_v2

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formal statement (Lean)

 879lemma step_e_mu_bounds_v2 : (11.0795 : ℝ) < step_e_mu ∧ step_e_mu < (11.0796 : ℝ) := by

proof body

Term-mode proof.

 880  simp only [step_e_mu]; rw [E_passive_exact]
 881  have h_inv_lo := inv_4pi_lower_v2
 882  have h_inv_hi := inv_4pi_upper_v2
 883  have h_alpha := alpha_sq_bounds
 884  constructor <;> linarith
 885

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