Draft — mutable and not usable as a dependency; its citation marks the draft state.

Proof of `Cut-matching expansion theorem`

groundedproofs/Lax17Proofs/Exposed.lean · lax-17

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

Every finite even set has a logarithmic cut-matching transcript with half-expansion, counting matching edges with their round multiplicity.