pith. machine review for the scientific record. sign in
structure definition def or abbrev

DerivationChain

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formal statement (Lean)

 175structure DerivationChain where
 176  /-- Starting point: a recognition structure exists. -/
 177  has_recognition : ∃ (X : Type), Nonempty (RecognitionStructure X)
 178  /-- Step 1: Recognition forces ledger (modeled by MPForcesLedger). -/
 179  forces_ledger : True
 180  /-- Step 2: Ledger + self-similarity forces φ (proved by self_similarity_forces_phi). -/
 181  forces_phi : True
 182
 183/-- The derivation chain is consistent. -/

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