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theorem proved term proof

lambdaRS_pos

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formal statement (Lean)

  35theorem lambdaRS_pos : 0 < lambdaRS := by

proof body

Term-mode proof.

  36  unfold lambdaRS
  37  apply div_pos _ (by norm_num)
  38  apply mul_pos (by norm_num) (pow_pos phi_pos 5)
  39
  40/-- Λ_RS ∈ (1.88, 2.03). -/

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