Proof of `Mortality reduces to positive first-order definability`

groundedproofs/Lax503819Proofs/ComputableReduction.lean · lax-503819

What this proof establishes

no assumptions

Assuming the claims on the left, the claim on the right holds — checked by the archive's pipeline. Proof code is not displayed here.

Read the Lean proof on GitHub

Description

Section 6 and Remark 6.25: the explicit compiler is primitive recursive, and the positive-game arguments establish its mortality equivalence.