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def definition def or abbrev

biology_admissible

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formal statement (Lean)

  63noncomputable def biology_admissible : AdmissibleRealization Biology.strictBiologyRealization := by

proof body

Definition body.

  64  refine ⟨?_, ?_, Or.inl ?_⟩
  65  · intro a b; exact decEq (Biology.lineageCost a b) 0
  66  · exact RichDomainCosts.BiologyRich.reproduce_assoc
  67  · -- reproduce zero zero = zero
  68    show Biology.reproduce Biology.lineageZero Biology.lineageZero = Biology.lineageZero
  69    rfl
  70

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