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1. kleene2 kleene2Public

   A lightweight Lean 4 library that formalizes the generalized Kleene Second Recursion Theorem and provides a reusable diagonal-flipper gadget for computability-theoretic impossibility proofs.

   C 5

2. godelnumbering godelnumberingPublic

   Lean4 library that defines total Gödel numberings and reusable tooling (fixed-point/transport lemmas) for diagonal-style computability and impossibility proofs.

   C 2

3. ro-gsp-lib ro-gsp-libPublic

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4. Universal-Classification-Impossibility Universal-Classification-ImpossibilityPublic

   A Lean 4 micro-library implementing the Universal Classification Impossibility engine—an abstract diagonal framework that proves no computable finite-information classifier can perfectly decide its…

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5. Impossibility ImpossibilityPublic

   Lean4 proofs of various impossibility theorems.

   Lean