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theorem proved wrapper

phi_cost_pos

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formal statement (Lean)

  69theorem phi_cost_pos : 0 < LawOfExistence.J PhiForcing.φ := by

proof body

One-line wrapper that applies rw.

  70  rw [phi_cost_eq]; linarith [PhiForcing.phi_gt_onePointSix]
  71

used by (2)

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depends on (2)

Lean names referenced from this declaration's body.