Proof of `Projection games from regular constraint systems` (2nd statement)
groundedproofs/Lax323828Proofs/ProjectionGames.lean · lax-323828
What this proof establishes
Assuming the claims on the left, the claim on the right holds — checked by the archive's pipeline. Proof code is not displayed here.
Description
Complete partial answers arbitrarily. Every violated constraint forces a rejection on at least one of its two endpoint tests. The dart involution identifies this sampling rule with uniform vertex and extension sampling.