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lemma proved term proof

E_base_pos

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formal statement (Lean)

  70lemma E_base_pos : 0 < E_base :=

proof body

Term-mode proof.

  71  mul_pos (Real.rpow_pos_of_pos phi_pos _) eV_to_J_pos
  72
  73/-- The φ-energy ladder: E(n) = E_base · φⁿ.
  74    Maps real-valued rung n to photon energy in joules. -/

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