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def definition def or abbrev

realization_initial

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formal statement (Lean)

 189def realization_initial (R : LogicRealization) :
 190    PeanoObject.IsInitial (realizationPeano R) where
 191  lift := realizationLift R

proof body

Definition body.

 192  uniq := by
 193    intro B f g
 194    rw [realizationLift_unique_fun R B f, realizationLift_unique_fun R B g]
 195
 196/-- Arithmetic extracted from the realization's own identity-step orbit. -/

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