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theorem proved term proof

rotational_flatness_implies_positive_vflat

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formal statement (Lean)

  38theorem rotational_flatness_implies_positive_vflat (P : Params) (r : ℝ)
  39    (hα : P.alpha > 0) :
  40    ∃ v_flat : ℝ, v_flat > 0 := by

proof body

Term-mode proof.

  41  rcases rotational_flatness_forced P r hα with ⟨v_flat, hv, _hrest⟩
  42  exact ⟨v_flat, hv⟩
  43
  44/-- Rotational-flatness structure excludes a zero asymptotic velocity scale. -/

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depends on (7)

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