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theorem proved term proof

alpha_value

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formal statement (Lean)

  51theorem alpha_value : alpha_approx = 1/137 := rfl

proof body

Term-mode proof.

  52
  53/-- The Lamb shift as a fraction of the 2S binding energy.
  54    E_2S ≈ -3.4 eV, Lamb shift ≈ 4.4 μeV. -/

depends on (8)

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