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def definition def or abbrev

RSReal

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formal statement (Lean)

 222def RSReal (x : ℝ) : Prop :=

proof body

Definition body.

 223  RSExists x ∧ ∃ n m : ℤ, x = PhiForcing.φ ^ n * PhiForcing.φ ^ m
 224
 225/-- Unity is RSReal (trivially, as φ⁰ · φ⁰ = 1). -/

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